Fact-checked by Grok 2 weeks ago

AV receiver

An AV receiver, also known as an audio/video receiver (AVR), is an electronic device that functions as the central hub in a home theater system, combining audio , video switching, and to connect multiple sources to displays and speakers for immersive entertainment. In a typical setup, an AV receiver receives audio and video signals from sources such as Blu-ray players, cable boxes, gaming consoles, and streaming devices through various , then routes the video to a or while decoding and amplifying the audio to power a multi-speaker system. It processes these signals to support advanced formats, ensuring synchronized playback that enhances the viewing and listening experience in home environments. Key features of AV receivers include multi-channel , typically ranging from 5.1 to 15.4 channels to accommodate configurations like , 5.1 surround, or height-enabled setups such as . They offer power outputs from 50 watts to over 150 watts per channel, matched to speaker requirements for clear and dynamic sound reproduction. Connectivity is a , with most models featuring multiple ports compliant with HDMI 2.1 standards to handle /120Hz or 8K video, (HDR) formats like , and audio return channel (eARC) for seamless integration. Additional inputs such as optical, , RCA, and phono support legacy devices, while wireless options like , , , and proprietary multi-room systems enable streaming and zoned audio distribution. AV receivers excel in audio processing, decoding immersive formats including , DTS:X, and high-resolution audio codecs like FLAC and DSD to create three-dimensional sound fields. Built-in room calibration tools, such as Audyssey MultEQ or Yamaha's YPAO, automatically adjust equalization, speaker levels, and crossovers based on the listening space for optimized performance. For gaming and modern applications, they incorporate low-latency features like Auto Low Latency Mode (ALLM), , and Quick Frame Transport (QFT) to minimize input lag on compatible displays. Integration with smart home ecosystems, including voice control via or , further enhances usability in connected households.

Fundamentals

Definition and purpose

An AV receiver, also known as an audio-video receiver (AVR), is an electronic device that functions as the central hub for home entertainment systems, integrating audio amplification, , and input switching capabilities to manage multiple sources. It receives audio-video signals from various devices such as Blu-ray players, players, and cable boxes, decodes formats to enable immersive audio experiences, amplifies the signals to power connected speakers, switches between different inputs for seamless source selection, and routes video signals to displays like televisions or projectors. In a typical home theater setup, the AV receiver serves as the interconnecting component that links sources, speakers, and displays into a cohesive system. Audio and video signals flow from input sources through the receiver's processing stages—where decoding and amplification occur—before being distributed: video passes directly to the display via or other outputs, while amplified audio drives the array for synchronized playback. This integration simplifies wiring and control, allowing users to manage an entire entertainment ecosystem from a single device, often via remote or app-based interfaces. Originally evolving from simple stereo receivers designed primarily for two-channel audio, modern AV receivers have become multifunctional units essential to sophisticated home theaters, incorporating advanced connectivity and processing to handle complex audiovisual demands.

Comparison to related devices

AV receivers differ from stereo receivers primarily in their support for multichannel audio configurations, such as 5.1 or 7.1 setups, which enable immersive experiences, whereas stereo receivers are limited to two-channel audio and lack advanced video switching capabilities. Stereo receivers focus on basic two-speaker systems with minimal video passthrough, making them unsuitable for home theater applications that require decoding and routing multiple audio channels alongside video signals. In contrast to integrated amplifiers, which emphasize two-channel audio amplification without tuners, decoders, or , AV receivers integrate these elements into a single unit for comprehensive audio-video handling. Integrated amplifiers serve primarily as audio-only devices, powering stereo speakers but omitting the multichannel decoding and video switching that define AV receivers for home entertainment systems. AV receivers incorporate built-in power amplification for multiple channels, distinguishing them from preamplifiers or processors that manage , decoding, and input switching but require external amplifiers to drive speakers. This integrated amplification in AV receivers simplifies setups by eliminating the need for separate power amps, though preamps offer potentially cleaner signal paths due to isolated components. Compared to soundbars or all-in-one systems, AV receivers provide greater expandability through support for speaker configurations, multiple inputs, and zoned audio , while soundbars prioritize compact, self-contained designs with limited power output and customization options. Soundbars typically simulate surround effects with fewer channels and restricted connectivity, whereas AV receivers allow for scalable home theater builds with dedicated components for enhanced bass and spatial audio. AV receivers and AV processors share similar decoding and functions, but AV receivers include integrated for a more cost-effective, all-in-one solution, avoiding the expense and complexity of pairing processors with external amps. Processors excel in high-end, modular systems where separate enables superior and audio , but AV receivers streamline deployment for typical theaters.

Historical Development

Stereo receiver origins

The emergence of stereo receivers in the early 1950s and 1960s was closely tied to advancements in FM stereo broadcasting, which provided the technological foundation for two-channel audio reproduction in home systems. The authorized FM stereo broadcasting on April 19, 1961, with the first regular stereo transmissions beginning on June 1, 1961, enabling stations to deliver high-fidelity sound with left and right channels separated for a more immersive listening experience. This development spurred the design of dedicated two-channel receivers, with companies like and playing pivotal roles; Pioneer introduced the world's first separate stereo system, the PSC-5A, in 1962, while Marantz released its inaugural receiver, the Model 18, in 1967, both emphasizing superior analog audio performance. Key milestones in the further solidified the stereo receiver's place in high-fidelity (hi-fi) systems, including the widespread integration of AM/ tuners with solid-state amplifiers into compact, all-in-one units that simplified setup for music enthusiasts. These receivers typically featured analog circuitry optimized for sources like vinyl records and radio broadcasts, delivering clean two-channel amplification without the complexity of . technology, which had matured since the , was a primary driver, allowing for smaller, more reliable designs compared to earlier vacuum-tube models and enabling of affordable hi-fi components. Stereo receivers gained immense popularity in hi-fi audio setups during this era, serving as the core of dedicated music listening environments where users paired them with turntables, speakers, and tape decks for optimal analog playback, though they lacked any or multichannel capabilities. By the , however, their dominance waned as consumer demand shifted toward home theater systems requiring integrated video and surround audio, paving the way for the evolution into AV receivers in the 1990s.

Emergence of multichannel AV receivers

The emergence of multichannel AV receivers marked a pivotal shift in home audio systems during the late 1980s, building briefly on the stereo receiver technology that had dominated since the 1970s by integrating surround sound capabilities to enhance video playback from formats like VHS and Laserdisc. These early developments were spurred by the 1982 introduction of Dolby Surround, a matrix-encoded system that allowed two rear channels to be derived from a stereo signal, evolving into Dolby Pro Logic in 1987, which added a dedicated center channel for improved dialogue clarity and front-rear separation. Pioneering models included Denon's AVC-300 in 1985, the company's first Dolby Surround AV receiver supporting basic multichannel setups, and Yamaha's DSP-1 digital sound field processor in 1986, which used digital signal processing (DSP) to simulate concert hall acoustics in home environments. Sony contributed with the STR-VX5 in 1980, an early stereo AV receiver designed for video integration, while Onkyo released the TX-SV7M in 1987 as another milestone in Dolby Surround amplification. In the 1990s, the format gained momentum with the 1995 standardization of (AC-3), a discrete multichannel codec that debuted alongside the DVD format's launch in 1996, enabling true 5.1-channel for . This era saw AV receivers evolve to support these digital signals, with Yamaha's DSP-A3090 in 1995 becoming the world's first built-in amplifier, offering 120 watts per channel across five amplifiers. certification, initially developed for cinemas in 1983, extended to in 1993 when became the first to earn it for the TX-SV919THX, ensuring cinema-like performance through rigorous acoustic and electronic standards. Key manufacturers advanced technologies for immersive effects: introduced CINEMA DSP in 1993 with the RX-V870, processing signals to emulate various venue acoustics; pioneered multichannel adoption in the mid-1990s with models like the AVR-3800, supporting early digital decoding; emphasized high-power surround amplification; and integrated advanced in receivers like the STR-GX900ES for enhanced spatial imaging. The 2000s expanded multichannel configurations with the 2002 release of 1.0, a single-cable interface that transmitted uncompressed and video, simplifying connections in AV receivers and paving the way for 5.1-channel dominance via DVD. Blu-ray's 2006 introduction further propelled 7.1-channel systems, offering higher-resolution audio like and , with receivers such as Denon's AVR-4806 supporting these for more enveloping home theaters. In the 2010s, integration of video processing began around 2013 via 2.0, allowing AV receivers to upscale and pass high-definition signals, while object-based audio like —announced in 2012 for cinemas and adapted for home use by 2014—added height channels for three-dimensional soundscapes, as seen in updated models from and . Into the 2020s, AV receivers continued to evolve with HDMI 2.1 standardization in 2017 enabling 8K video and features like Variable Refresh Rate (VRR) for gaming, alongside widespread adoption of voice control integration such as Amazon Alexa in models from 2017 onward. Certifications like IMAX Enhanced, introduced in 2018, further enhanced immersive experiences in compatible receivers as of 2025.

Core Components

Amplifier section

The amplifier section forms the core of an AV receiver, converting low-level audio signals from the into high-power outputs to drive connected speakers across multiple channels. This hardware ensures sufficient and clarity for home theater applications, typically supporting configurations from 5.1 to 11.2 channels depending on the model. Traditional AV receivers predominantly employ Class AB , which balances power efficiency around 50-60% with low distortion for high-fidelity audio reproduction. This design minimizes compared to Class B while avoiding the inefficiency of Class A, making it suitable for sustained multichannel operation. In contrast, newer high-power and compact models increasingly adopt Class D , achieving efficiencies up to 90% through , which reduces heat generation and enables slimmer chassis without sacrificing output. For instance, the MRX 1120 uses Class AB for its primary channels and Class D for additional ones to optimize performance across 11 channels. Power output in AV receivers is specified in watts per channel (Wpc) under standardized conditions, such as continuous power into 8-ohm loads from 20 Hz to 20 kHz at (THD) below 0.1% to ensure clean audio. Dynamic power ratings, measured for short bursts, often exceed continuous figures—for example, up to 235 W into 2 ohms in some models—to handle transient peaks in movie soundtracks. Representative specifications include 75 Wpc in the AVR-S760H (8 ohms, 0.08% THD, 2 channels driven) and 100 Wpc in the RX-V385 (8 ohms, 0.9% THD, 1 channel driven), illustrating the range for mid-sized rooms. These metrics prioritize all-channels-driven performance to reflect real-world demands, unlike single-channel ratings that can overstate capability. Multi-channel amplification relies on discrete, independent circuits for each speaker channel, preventing interference and maintaining in surround setups. This design allows simultaneous powering of 7 or more channels at rated output, with some receivers supporting bi-amping modes to allocate extra channels for improved front-speaker performance. While bridging—combining two channels for doubled power to a single load like a —is more common in dedicated power amplifiers, certain AV receiver models enable it via configurable outputs for passive subwoofers or enhanced bass. Effective thermal management is essential due to the heat produced by multiple amplifiers under load; large extruded aluminum heat sinks dissipate warmth passively in most designs. High-end models incorporate quiet cooling fans that activate only during heavy use to maintain stable operation across multiple channels. This prevents thermal shutdown and preserves longevity in enclosed cabinet installations. AV receivers support speaker impedances from 4 to 16 ohms, with internal switches or settings to adjust for lower loads (4-6 ohms) and avoid overload. For optimal performance, built-in auto-setup systems like Denon's Audyssey or Yamaha's YPAO measure room acoustics and speaker impedance during , automatically equalizing output to match the environment. This ensures safe, balanced power delivery without manual intervention.

Tuner and radio capabilities

AV receivers commonly feature built-in analog tuners for AM and radio reception, enabling users to access traditional over-the-air broadcasts as an input source. These tuners typically exhibit FM sensitivity ratings around 11 to 15 , as seen in models like the AVR-3806 (11.2 ). In regions like , many AV receivers support (RDS) functionality on FM bands, displaying station names, program information, and alternative frequencies for seamless tuning. Digital upgrades have enhanced tuner capabilities in AV receivers, particularly for improved audio quality and additional channels from the to mid-2010s. In , some models such as the TX-NR609 incorporated (In-Band On-Channel, or IBOC) support—often via optional modules like the UP-HT1—delivering near-CD-quality audio (up to 20 kHz ) and sub-channels for supplementary programming without interfering with analog signals. However, as of 2025, built-in has become uncommon in new models, with manufacturers favoring streaming; external adapters may be used instead. In and parts of , (DAB) and its advanced variant DAB+ are integrated into AV receivers like the AVR-X2800H DAB and various models, providing noise-free digital reception with higher bit rates for superior sound clarity and support for multiple stations on a single frequency block. Antenna integration in AV receivers supports both built-in loop antennas for AM and external connections (typically 75-ohm coaxial for or for ) to optimize signal capture, often via rear-panel terminals. These systems include auto-scan features that automatically detect and register strong stations, with preset storage capacity reaching up to 40 stations across AM, , and digital bands, as implemented in receivers like the RX-V381. Users can manually tune or store favorites for quick access, ensuring reliable performance in varied reception environments. Many modern AV receivers extend radio capabilities through network connectivity, enabling streaming from services like , which aggregates thousands of global stations for on-demand access via Ethernet or . This feature, available in models such as the AVR-X2800H, bridges traditional broadcast tuning with digital streaming by allowing seamless selection from curated databases without additional hardware. Despite the rise of streaming services, built-in radio tuners remain a feature in AV receivers for legacy compatibility and regional broadcast access, though their prominence has diminished as users increasingly prefer network-based audio sources for greater and convenience. As of 2025, while AM/ tuners are still common, digital broadcast options like are rare in North American models, with /DAB+ continuing in and .

Audio Processing Features

Channel configurations

AV receivers support a range of configurations to deliver and , starting with basic setups that provide foundational audio immersion. The simplest configuration is 2.0 , which uses two front left and right speakers to create a wide soundstage for music and basic video playback. More commonly for home theater, the 5.1 surround setup includes five full-range speakers—front left/right, center, and left/right surrounds—paired with one for , enabling directional audio that envelops the listener from the front and sides. This arrangement positions the center near the screen for clear dialogue, while surrounds are placed at or behind the listening area to enhance spatial cues. Advanced configurations expand on the 5.1 layout for greater immersion, such as 7.1, which adds two rear surround speakers behind the listener to create a more complete circular soundfield, ideal for larger rooms. For heightened realism, formats like and DTS:X introduce height channels, resulting in setups such as 5.1.2 (five base speakers, one , two height speakers) or 7.1.4 (seven base speakers, one , four height speakers), where height speakers are mounted overhead or use upward-firing modules to simulate sounds from above, like rain or flying objects. Configurations like 9.2 or 11.2 further increase channels by incorporating additional height or wide speakers, often with dual subwoofers for smoother bass response across the room. Object-based audio in these systems allows for virtual rendering of up to 128 discrete sound elements, positioned dynamically in a using the physical speaker layout, including height and wide channels for precise placement without fixed routing. This approach supports immersive experiences in formats like and DTS:X, where sounds move fluidly overhead and around the listener via standard speaker arrays. Room-specific adaptations enhance these layouts, such as bi-amping the front channels by assigning separate sections to the and within each speaker, reducing intermodulation and improving clarity using unused receiver channels. Additionally, Zone 2 functionality repurpose extra channels to power speakers in a secondary room, enabling multi-room audio distribution while maintaining the primary surround setup. The evolution of channel configurations traces from the 1990s establishment of 5.1 as the standard with the rise of DVD and , providing discrete multichannel audio for home theaters. By the 2020s, immersive formats like (introduced in homes around 2014) and Auro-3D (debuting in 2011 with three-layer height setups) have become prevalent, supporting up to 13.1 channels in advanced receivers for full 3D audio immersion.

Decoder formats

AV receivers employ various decoder formats to unpack compressed audio signals from sources like Blu-ray discs, streaming services, and broadcasts, enabling multichannel playback through internal processing or passthrough capabilities. These decoders extract discrete audio or object-based elements from bitstreams, supporting everything from basic to immersive 3D audio experiences. The evolution of these formats has prioritized higher , greater counts, and flexibility in configurations. Legacy formats laid the foundation for surround sound in AV receivers. uses matrix encoding to embed four channels—left, center, right, and mono surround—into a two-channel signal, which the receiver decodes to simulate surround effects from compatible sources like or . As an alternative, DTS provides a discrete multichannel format with higher bitrates than , typically up to 1.5 Mbps compared to Dolby's 640 kbps maximum, allowing for reduced compression artifacts and enhanced detail in 5.1 setups. Lossless digital formats deliver bit-for-bit reproductions of studio masters without data loss. supports up to 7.1 channels at 24-bit depth and sampling rates reaching 192 kHz, ensuring high-resolution audio transmission over for Blu-ray content. Similarly, offers lossless encoding for up to 7.1 channels at 24-bit/192 kHz (for up to 5.1) or 96 kHz (for 7.1), providing and clarity comparable to uncompressed PCM while fitting within Blu-ray bandwidth limits. Immersive formats extend beyond traditional channel-based audio by incorporating object-oriented elements. employs object-based rendering with that describes sound positions, movements, and sizes in a space, allowing the AV receiver's decoder to map up to 128 audio objects dynamically across layouts including height channels. functions analogously as an object-based system, using to place sounds precisely without relying on fixed positions, making it speaker-agnostic and adaptable to irregular room setups for enhanced immersion. Decoding these formats requires licensed integrated circuits (ICs) from specialized manufacturers to ensure compliance and performance. AV receivers often integrate chips like Logic's CS4970xx series, which handle multistandard decoding for and DTS formats from analog, , and inputs under official licensing agreements. provides certified DSP decoders that support high-bitrate formats, enabling efficient on-chip processing for immersive audio while adhering to proprietary codec royalties. In operation, AV receivers manage incoming signals via bitstream passthrough, where compressed formats like or DTS:X are transmitted unaltered to the receiver for internal decoding into multi-channel PCM, preserving lossless quality and for object rendering. Alternatively, sources can output decoded multi-channel PCM directly, bypassing the receiver's but potentially limiting format support if the source lacks advanced processing. This distinction allows flexibility, with preferred for complex immersive content to leverage the receiver's superior decoding capabilities.

Digital signal processing effects

Digital signal processing (DSP) effects in AV receivers apply advanced algorithms to decoded audio signals, enhancing sound quality by compensating for acoustic imperfections and tailoring playback to specific content or environments. These effects operate post-decoding to refine the before amplification, focusing on adjustments, spatial simulation, and listener-specific optimizations. Core DSP functions include equalization (EQ), which balances by boosting or attenuating specific bands to correct imbalances caused by room acoustics or speaker characteristics. For instance, parametric EQ allows precise control over , , and Q-factor to achieve a profile. Crossovers direct audio frequencies to appropriate drivers, such as applying an 80 Hz to a to handle while high-passing main speakers above that threshold, ensuring seamless integration and preventing localization issues. Room correction systems represent a key application, using measurements to analyze and mitigate room-induced distortions like standing waves and reflections. Audyssey MultEQ, integrated in and receivers, employs multipoint calibration—typically measuring from multiple listening positions—to generate filters that equalize and align across speakers. 's YPAO (Yamaha Parametric room Acoustic Optimizer) similarly detects speaker configurations and distances, applying and delay adjustments to optimize for the primary listening area. , available in select AV receivers from brands like and NAD, measures impulse responses to correct both magnitude and time-domain anomalies, delivering coherent wavefronts tailored to the room's geometry. Virtual surround modes extend immersion without additional hardware, simulating multichannel effects from fewer speakers. Dolby Virtual Height, for example, processes signals to create perceived overhead sound in non-Atmos setups by deriving height cues from existing channels, enhancing verticality in 5.1 or 7.1 configurations. Upmixing algorithms, such as Surround or DTS Neural:X, expand stereo or legacy sources to full surround layouts by analyzing ambient information and distributing it across speakers, preserving spatial intent while adding envelopment. DSP presets provide genre-specific tailoring, adjusting parameters like reverb tail and to match content. Cinema modes amplify and surround diffusion for theatrical depth, music modes emphasize and transient accuracy to maintain fidelity, and game modes heighten directional cues and low-frequency impacts for responsive audio. These presets leverage programmable to apply modifications without altering the source. Modern AV receivers employ high-performance 32-bit floating-point chips, such as ' processors in models or Yamaha's proprietary LSI chips, enabling precise, low-latency computations for complex effects like convolution-based room correction. This architecture supports exceeding 144 dB and handles multiple channels simultaneously, ensuring artifact-free processing even under heavy loads.

Video and Connectivity Features

Input and output interfaces

AV receivers feature a variety of input and output interfaces designed to accommodate both analog and digital audio and video signals from diverse sources such as Blu-ray players, gaming consoles, and streaming devices. These interfaces ensure compatibility with modern home theater setups, supporting everything from basic stereo connections to advanced multichannel configurations. The physical ports are typically located on the rear panel, with labels indicating their function, and their specifications evolve with industry standards to handle higher resolutions and bandwidths. Audio inputs on AV receivers primarily include analog RCA connectors, which transmit unbalanced stereo signals and are common for legacy devices like vinyl turntables or older CD players. For digital audio, optical (Toslink) and (S/PDIF) inputs support compressed multi-channel audio like and DTS up to 5.1 channels, as well as stereo PCM, allowing transmission from sources like DVD players. Uncompressed multi-channel PCM beyond stereo requires . These digital interfaces can carry compressed bitstreams, which the receiver decodes internally. The most versatile connectivity is provided by HDMI ports, which integrate both and multi-channel audio in a single cable. HDMI 2.0 interfaces, prevalent in mid-range receivers, support video at 60Hz refresh rates along with features like for enhanced color and contrast. Advanced models incorporate HDMI 2.1, enabling at 120Hz, (VRR) for smoother gaming performance, and enhanced audio return channel (eARC) for transmitting formats such as back to the receiver from compatible TVs. eARC extends the capabilities of standard ARC by supporting uncompressed audio up to 7.1 channels or object-based formats like . For outputs, AV receivers offer pre-out jacks, typically RCA-based, that allow connection to external power amplifiers for custom amplification setups, bypassing the receiver's internal amps while retaining signal processing. Speaker terminals are usually binding posts or 5-way connectors that accept banana plugs, bare wire, or spade lugs, supporting impedance loads from 4 to 16 ohms across multiple channels. These outputs enable direct wiring to passive speakers in configurations ranging from 5.1 to 9.2 setups. Control interfaces facilitate integration with systems, including (IR) receivers for remote commands, ports for with control processors, and Ethernet () connections for network-based control protocols like IP control over . Additionally, 12V trigger outputs provide power , sending a voltage signal to activate external devices such as screens or amplifiers when the powers on. Multi-zone capabilities are supported through dedicated Zone 2 or Zone 3 outputs, often consisting of pre-outs or assignable speaker terminals, allowing independent audio distribution to secondary rooms while the main zone operates. This enables simultaneous playback of different sources, such as music in a from the same powering a movie in the .

Video scaling and conversion

Video scaling and conversion in AV receivers involve processing incoming video signals to match the resolution and format of modern displays, ensuring compatibility and optimal image quality. Deinterlacing converts interlaced signals, such as 1080i, to progressive formats like 1080p by analyzing field patterns and detecting cadences, including 3:2 pulldown used in film-to-video transfers to eliminate judder and artifacts. Scaling adjusts resolution, for example upconverting 480p to 4K through pixel interpolation techniques that estimate and insert new pixels to fill the higher-resolution frame without introducing excessive blurring or aliasing. Specialized chipsets enhance these processes by incorporating noise reduction and edge enhancement. The Marvell Qdeo technology, integrated in models like the Pioneer Elite receivers, applies per-pixel motion-adaptive deinterlacing and artifact reduction to minimize compression noise while preserving detail. Similarly, Faroudja DCDi processors, found in receivers such as the Denon AVR-988 and Onkyo TX-SR607, use directional interpolation to smooth jagged edges and reduce video artifacts like stair-stepping during upconversion. These enhancements improve perceived sharpness and clarity, particularly for standard-definition sources on high-resolution screens. High dynamic range (HDR) support in AV receivers primarily focuses on passthrough for formats like and , allowing the full metadata to reach compatible displays without alteration. Some models include capabilities to adjust , compressing HDR content for displays with limited peak brightness while maintaining contrast and color accuracy. In the 4K and 8K era, AV receivers from the 2020s, such as the AVR-X8500HA, feature upscaling to 8K resolutions, leveraging 2.1's higher bandwidth to handle uncompressed signals up to 8K/60Hz or /120Hz. This enables legacy content to benefit from ultra-high-definition displays, though serves merely as the conduit for these processed signals. Despite these advancements, in AV receivers can introduce , potentially affecting responsiveness, with delays up to several milliseconds from or operations. Many units mitigate this via game modes that bypass non-essential processing, but for minimal lag, direct connections from source to display are often preferred over receiver-routed paths.

Network and streaming integration

Modern AV receivers integrate network capabilities to enable seamless access to online audio and video content, transforming them from traditional home theater hubs into versatile streaming devices. This integration typically involves wired and wireless connections that support high-bandwidth data transfer for uninterrupted playback of and /8K video streams. Connectivity options in contemporary AV receivers include Ethernet ports for stable, high-speed wired connections, often supporting gigabit speeds to handle demanding streams. Wireless features encompass dual-band compliant with standards like 802.11ac () or 802.11ax (), allowing connection to home networks without cables while minimizing interference. , usually version 4.2 or higher with support for codecs like aptX HD, facilitates casual pairing for direct audio streaming from mobile devices. Key protocols enhance interoperability for media sharing and multi-room audio. DLNA (Digital Living Network Alliance) and UPnP (Universal Plug and Play) enable AV receivers to act as clients or servers, accessing libraries from networked devices like drives or PCs. Apple's AirPlay 2 supports wireless streaming of audio and video with multi-room synchronization across compatible devices, while Google's built-in allows casting from devices or apps, including integration with voice assistants for hands-free control. Built-in apps and certifications provide direct access to popular streaming services, reducing reliance on external devices. Many receivers feature native support for and , enabling playback up to 24-bit/192kHz. Roon Ready certification, offered by brands like and NAD, integrates receivers into the Roon ecosystem for advanced library management and bit-perfect hi-res audio delivery across networks. Firmware updates delivered over-the-air () via the network allow manufacturers to add support for emerging codecs and features, such as video passthrough via 2.1 introduced in models from the early to improve streaming efficiency on platforms like . These updates also address performance optimizations and bug fixes without requiring physical media. Security measures protect networked AV receivers from vulnerabilities, incorporating WPA3 encryption for Wi-Fi connections to safeguard against unauthorized access. Built-in firewalls and secure boot processes further mitigate risks, especially in IoT-integrated setups, ensuring compliance with standards like those from the .

Advanced and Modern Capabilities

Built-in media playback

Many AV receivers feature front-panel USB ports that enable direct playback of media files from compatible storage devices, supporting file systems such as FAT32 and for broad compatibility with standard USB drives. These ports allow users to access a variety of audio and video formats stored locally on the drive, including lossless audio like and up to 24-bit/192 kHz resolution, as well as compressed formats such as and . For video playback, supported containers include and MP4, with codecs like H.264 and HEVC enabling up to output when connected to a compatible display. High-resolution audio enthusiasts benefit from native support for DSD files at 2.8 MHz and 5.6 MHz, and select models incorporate MQA unfolding for enhanced detail in compatible tracks. Playback interfaces emphasize user-friendly navigation, with on-screen displays showing file metadata including track titles, artist names, and album artwork for intuitive browsing. In the 2020s, advancements in built-in media playback have prioritized audiophile-grade features, such as for continuous listening in , , ALAC, and DSD formats, eliminating interruptions between tracks. Many models now carry hi-res audio certifications, ensuring faithful reproduction of 24-bit/192 kHz files to meet growing demand for high-fidelity local playback. Companion mobile apps, like Yamaha's AV Controller or Denon's HEOS app, extend control to smartphones, enabling creation, playback adjustments, and viewing remotely during USB sessions.

Smart home and control features

Modern AV receivers integrate seamlessly with voice assistants, providing intuitive hands-free control for entertainment and home management. Leading models from manufacturers like , , , and support , , and Apple Siri, enabling commands such as "Alexa, play a movie on the receiver" to initiate playback, adjust volume, or switch inputs without physical interaction. For example, the AVR-X1700H allows users to control not only audio playback but also connected appliances like lights through these assistants. Advanced automation capabilities extend this integration to professional systems like Crestron and , allowing AV receivers to participate in complex home scenarios. Denon and receivers feature built-in Crestron Connected technology, which treats the AVR as a native device within Crestron ecosystems for reliable IP-based control over power, sources, and volume. Similarly, offers certified drivers for numerous models, such as the AVR-X4300H, supporting and integration for triggers like automatically dimming lights when volume exceeds a . compatibility, often via third-party drivers like those from URC or Chowmain for , enables simple automations, such as linking receiver volume changes to smart light adjustments or notifications. Control is further simplified through mobile applications and standardized protocols. Dedicated apps, including Denon's HEOS app and Yamaha's MusicCast app, offer comprehensive setup wizards, adjustments, and real-time monitoring from smartphones or tablets, often with multi-user profiles for shared households. enhances device synchronization, permitting a single remote—typically the TV's—to manage the receiver's power state, input selection, and playback functions across compatible HDMI-connected gear, reducing clutter and improving usability. Learning remotes, compatible with many AVRs via or , can mimic button presses for devices, while network connectivity underpins these features for remote access. Multi-room audio distribution turns AV receivers into hubs for whole-home sound systems. Denon and Marantz's HEOS platform, built into many models like the AVR-X3800H, supports grouping of receivers, soundbars, and speakers into independent zones, streaming synchronized or individualized audio from services like or across rooms via . This setup rivals standalone systems like , offering app-based control for grouping, party modes, and voice commands, all while leveraging the receiver's for high-fidelity output in primary zones.

Energy efficiency and design trends

Modern AV receivers have increasingly prioritized through advanced standby modes and automated features. Many models achieve consumption under 0.5 W, significantly reducing idle energy use in home theater systems. Additionally, auto-eco settings, such as Denon's ECO Mode, dynamically adjust voltage and output levels to reduce power consumption during operation while minimizing heat generation. These features not only lower electricity bills but also align with broader environmental goals by curbing unnecessary energy draw in multi-channel setups. Design trends in AV receivers have shifted from bulky rack-mount configurations to compact, slim profiles that fit seamlessly into modern living spaces without sacrificing performance. Models like the NR1711 exemplify this evolution, offering 7.2-channel processing in a low-profile measuring just 4.1 inches tall, ideal for shelf or integration. To enhance future-proofing, modular upgrades such as swappable cards allow users to retrofit newer interfaces, extending device longevity and reducing . Sustainability efforts in AV receiver manufacturing emphasize eco-friendly materials and regulatory adherence, with widespread use of recyclable plastics and metals in enclosures to facilitate end-of-life recycling. All major brands comply with the RoHS Directive, restricting hazardous substances like lead and mercury to minimize environmental toxicity during production and disposal. In the 2020s, the adoption of Class D amplifiers has become prominent for their high efficiency—often exceeding 90%—resulting in lower heat output compared to traditional Class AB designs, which typically operate at around 50% efficiency. This shift supports cooler operation and reduced cooling requirements in densely packed home systems. Looking ahead, future trends in AV receivers include advanced room calibration systems that analyze acoustics for optimized sound profiles. Support for 8K video passthrough and immersive audio formats like Dolby Atmos enables enhanced VR experiences by handling high-bandwidth signals up to 8K/60Hz or 4K/120Hz. Wireless speaker integration is advancing with 2025 standards like WiSA E, which delivers uncompressed, low-latency multi-channel audio over 5GHz bands for up to eight channels, simplifying cable-free setups. Post-2020 innovations such as eARC for lossless audio return and VRR for smoother gaming visuals have become standard, addressing previous HDMI limitations in dynamic content delivery. Amid rising market emphasis on sustainable manufacturing, producers are incorporating energy-efficient components and circular economy principles to meet consumer demand for greener electronics by 2025.

References

  1. [1]
    Home theater receivers: The complete beginner's guide - Crutchfield
    A receiver routes incoming video signals from your cable box, Blu-ray player, and other devices to your TV. At the same time, it directs the audio from these ...Missing: definition | Show results with:definition
  2. [2]
    AV Receiver Buying Guide
    ### Summary of AV Receiver (AVR) from Denon Buying Guide
  3. [3]
    How to Choose the Best AV Receiver - Yamaha Music
    Apr 11, 2023 · AV receivers act as the central hub in your home system and live up to the acronym in their name by supporting multiple audio and video ...Missing: definition key
  4. [4]
    Intro to home audio power amplifiers and preamps - Crutchfield
    We'll cover the basics, including separates vs receivers, using separates for stereo music, using separates for home theater, choosing the right amplifier.
  5. [5]
    AV Receivers vs. Separates: Which One Is Better? - Audioholics
    Feb 24, 2014 · AV receivers are cheaper, easier to set up, and offer current tech. Separates offer more power, better audio, and higher build quality, but are ...Missing: stereo | Show results with:stereo
  6. [6]
    Sound bar vs. 3.1 home theater - Crutchfield
    A sound bar can be an excellent option for greatly improved sound with a small footprint, but it's not the only one. You can have a 3.1 system without ...
  7. [7]
    How FM Stereo Came to Life - Radio World
    Nov 4, 2022 · In the late 1950s, the FCC considered a multitude of systems to add stereo to FM radio. Fourteen proponents put forward systems including ...
  8. [8]
    History of Commercial Radio | Federal Communications Commission
    The Commission authorized a standard FM stereo broadcasting method. June 1, 1961, WGFM in Schenectady, New York was the first station to broadcast in stereo.
  9. [9]
    https://auralhifi.com/pages/pioneer
  10. [10]
    The Model Eighteen: The First Marantz Receiver | Sound & Vision
    Sep 10, 2020 · As mainstream audio began to flourish in mid-to-late '60s, the stereo receiver underwent the transition from vacuum tubes to more economical ...
  11. [11]
    Tube to Transistor: A Look Back at 1960s-Era Tech - Elektor Magazine
    Jan 3, 2022 · The transition from large tube equipment to small transistor gear mainly occurred in the 1960s, with the replacement of vacuum-tube technology ...Ic Development In The ′60s · Automobile Radios · Solid-State Amps
  12. [12]
    The death of the home stereo system | CNN Business
    Sep 28, 2013 · Penchansky traces the decline of the stereo system to the early '80s rise of the music video, which brought visuals to the fore. Suddenly ...
  13. [13]
    Dolby Pro Logic and the origins of home cinema sound - Teufel blog
    May 12, 2020 · The codec became available for consumer use in 1982, spurred by the popularity of video and laser disc rentals. It allowed a soundtrack recorded ...Missing: AV | Show results with:AV
  14. [14]
    https://www.denon.com/en-us/inside-denon/brand-stories/dolby-60th-anniversary.html
  15. [15]
    Cult Classics Part 2: Vintage Yamaha Gear of the 1980s
    Apr 9, 2021 · Finishing up the decade, Yamaha launched their first surround sound AV receiver: the RX-1130. This forward-thinking product had four built-in ...B-6 Power Amplifier (1981) · M-80 Power Amplifier (1984) · Dsp-1 Sound-Field Processor...Missing: multichannel | Show results with:multichannel<|control11|><|separator|>
  16. [16]
    From Stereo to Surround Sound: A Brief History of AV Receivers
    Apr 7, 2023 · The AV receiver history began not in the mid-1980s but at the beginning of the 20th century when electronic amplification technology was developed.
  17. [17]
    World's first home surround amp? - AVForums
    May 13, 2012 · As far as my knowledge goes in 1986 Yamaha introduced DSP-1 and was one of the firsts to introduce multi channel sound. No multi channel tracks ...Missing: 1980s | Show results with:1980s
  18. [18]
    Yamaha DSP-A3090 Amplifier - Hi-Fi Hall of Fame
    Yamaha DSP-A3090 was the world's first Dolby Digital amplifier (1995). Inducted into the Hi-Fi Hall of Fame in November 2025.
  19. [19]
    World's First THX®-Certified A/V Receiver Debuts: In 1993, Onkyo ...
    Feb 13, 2020 · World's First THX®-Certified A/V Receiver Debuts: In 1993, Onkyo acquired Lucasfilm's THX® certification, then the only Hollywood-accredited ...
  20. [20]
    The History of Yamaha AV Receivers
    which has seen ...
  21. [21]
    Denon releases new audiophile grade AV receivers
    Jul 27, 2023 · During the 1990s, Denon was also an early adopter of multi-channel audio and surround sound technology, which had become increasingly popular ...
  22. [22]
    HDMI explained - Eaton
    The goal of the HDMI initiative back in 2002 was to improve on existing ... AV receiver through the same cable that delivered the HDMI signal to the TV.
  23. [23]
    The evolution of home theater - Crutchfield
    We chronicle the ever-changing state of the art, from tube TVs and stereo VCRs to giant 4K flat screen TVs and Dolby Atmos surround sound systems.
  24. [24]
    [PDF] Dolby Atmos Specifications
    Since launching in 2012, Dolby Atmos has revolutionized how moviegoers experience entertainment and was honored with a. Scientific and Engineering Award from ...
  25. [25]
    The Dolby Atmos Home Theater Paradox - Audioholics
    Feb 25, 2014 · We are hearing that Dolby Atmos will start working its way into AV receivers starting at around $1k this fall. Are you ready to jump on the 9.1 or 11.1 ...
  26. [26]
    Denon AVR-A1H Review: Multichannel Mastery - Sound & Vision
    May 8, 2024 · Fifteen powered channels put the AVR-A1H at the top of the AV receiver-power heap, aside from a very few, very expensive (twice the Denon's ...
  27. [27]
    Which amplifier class is the best? - Crutchfield
    Class AB design offers power efficiency and good sound. Class D design has the highest efficiency and smallest footprint. It's the modern marvel of audio ...
  28. [28]
    Class Act: Amplifier Classes Explained - Sound & Vision
    Dec 22, 2016 · From time to time, in these pages—err, screens—and elsewhere, you'll see references to amplifier “class”: Class A, Class D, and so on.
  29. [29]
    Class Act: Amplifier Classes Explained Page 2 | Sound & Vision
    A small handful of current-day consumer AV receiver and power-amp ... In a Class D amp, the power supply in one sense is the amplifier. ... Class AB design.
  30. [30]
    Anthem MRX 1120 11.2-channel home theater receiver ... - Crutchfield
    Rating 4.5 (25) Class AB amplification for channels 1-5, 140 watts with 2 channels driven · Class D amplification for channels 6-11, 60 watts per channel with 2 channels driven.
  31. [31]
    What's the difference between Continuous RMS and Dynamic Power ?
    Jun 16, 2012 · RMS power is expressed in watts. A typical specification might read 100 watts RMS into 8 ohms from 20Hz-20KHz at .01% THD. What this means, ...
  32. [32]
    RX-V485 - Specs - AV Receivers - Audio & Visual - Products - Yamaha
    Rated Output Power (1kHz, 2ch driven), 105 W (8 ohms, 0.9% THD) ... Dynamic Power per Channel (8/6/4/2 ohms), 125 / 165 / 190 / 235 W, 120 / 140 ...
  33. [33]
    https://www.crutchfield.com/p_973MRX1120/Anthem-MRX-1120.html
  34. [34]
    RX-V385 - Specs - AV Receivers - Home Audio - Products - Yamaha
    RX-V385. AV Receiver. Amplifier Section, Channels, 5.1. Rated Output Power (1kHz, 1ch driven), 100 W (8 ohms, 0.9% THD). Rated Output Power (20Hz-20kHz, ...
  35. [35]
    Decoding Amp Power Specs - Sound & Vision
    May 25, 2007 · Power output (7-channels driven): 130Watts per channel (Wpc) into 8 ohms, continuous, 200Wpc into 4 ohms, continuous, from 20Hz to 20kHz at 0.05% THD (total ...
  36. [36]
    Amplifiers for Multi-room Systems | Crutchfield
    100 watts per channel; 400 watts (mono) in bridged mode; independent right- and left-channel level controls for precise volume matching. Also available in ...
  37. [37]
    AV receiver vs AV separates: which is best for the ultimate home ...
    Aug 12, 2025 · If you decide you need more power or more independently powered channels, you can always upgrade the amplifier components down the line.<|control11|><|separator|>
  38. [38]
    Niles SI-1230 Series 2 12-channel multi-room power amplifier
    In stock Rating 4.5 (41) Bridging Adjacent Channels: The amplifier's 12 channels are configured in pairs (1&2, 3&4, etc.). Each channel can be used independently (30 watts) or bridged ...<|control11|><|separator|>
  39. [39]
    Before connecting speakers AVR-X8500HA - Denon
    Select when the impedance for any of the connected speakers is 4 Ω/ohms. Press the main unit's ENTER to complete the setting. Connecting the speaker cables.Missing: calibration | Show results with:calibration
  40. [40]
    Marantz - AMP 20 200W 12-CH. Power Amplifier - Black - Best Buy
    The chimney-shaped heat sink efficiently processes the heat emitted from each side of the amp and a quiet cooling fan removes the heat from the chassis, cooling ...
  41. [41]
    https://manuals.denon.com/AVRX8500HA/NA/EN/DRDZSYrhoargxb.php
  42. [42]
    [PDF] avr-s760h-owners-manual-en.pdf - Denon
    0 Use speakers with an impedance of 4 – 16 Ω/ohms. NOTE. 0 Carry out the ... Your AV receiver can automatically measure the acoustics of your room then ...
  43. [43]
    Denon AVR-3806 (Black) 7-channel home theater receiver with ...
    Rating 4.5 (13) Black AM/FM/Dolby Digital/DTS receiver; DM-S205 setup microphone with ... FM Sensitivity, 11.2 dBf. Multibrand Remote Control, ---. Learning Remote, Yes.
  44. [44]
    Denon TU-1500RD AM/FM tuner - Crutchfield
    Radio Data System; infrared eye for use with compatible remote controls; antenna inputs; RCA stereo preamp output; FM sensitivity 15.3 dBf; signal-to-noise ...
  45. [45]
    Is there an AVR with built-in "HD Radio" ? | AVS Forum
    Jun 26, 2023 · I once had an Onkyo TX-NR609 that could do HD radio, but it required a separate tuner module that you plugged into the receiver's "universal ...Onkyo TX-SR605, 705, 805 Listening Mode's... - AVS ForumHD Radio available in current receivers? - AVS ForumMore results from www.avsforum.com
  46. [46]
    AVR-X2800H DAB - 7.2 Ch. 150W 8K AV Receiver with ... - Denon
    Free delivery Free 30-day returnsThe ideal upgrade for new hi-fi enthusiasts, the 7.2-channel AVR-X2800H powers immersive home entertainment with support for Dolby Atmos, DTS:X, and 8K HDMI.
  47. [47]
    AV Receivers - Home Audio - Other European Countries & Regions
    Meet the range of Yamaha AV receivers delivering the best home theater experience with the latest in surround and audio technologies.
  48. [48]
    T-DAB+ brings better sound quality and a wide range of radio stations
    Nov 28, 2024 · Digital radio: T-DAB+ brings better sound quality and a wide range of radio stations. Noise-free radio broadcasting is already available for ...
  49. [49]
    [PDF] Owner's Manual - Yamaha
    ▫Registering radio stations automatically (Auto Preset). Automatically register FM radio stations with strong signals (up to 40 stations). Note. ▫ To ...Missing: scan | Show results with:scan
  50. [50]
    Listening to Internet Radio AVR-X2800H
    Internet Radio stations from around the world can be received. The Internet Radio station list on this unit the database service provided by TuneIn Radio ...Missing: via | Show results with:via
  51. [51]
    Stereo receivers buying guide - Crutchfield
    These days, a stereo receiver still, by definition, has built-in radio tuner. But they've also evolved since the 1970s: mine has multiple analog and digital ...
  52. [52]
    Dolby Atmos Speaker Setup 101
    Step-by-step Dolby Atmos speaker setup guide with placement tips, configurations (5.1.2–7.1.4), and calibration advice for immersive audio experience.
  53. [53]
    Understanding Dolby and DTS surround sound formats - Crutchfield
    Receivers with Atmos decoding have at least seven channels. More channels will get you more Atmos configuration options. For example, with a nine-channel ...
  54. [54]
    Surround Sound Speaker Setup Guides - Dolby
    Browse our step-by-step home theater surround sound speaker setup guides. From placement to room considerations, discover how to get amazing Dolby sound.Missing: receiver | Show results with:receiver
  55. [55]
    [PDF] Dolby Atmos® Home Theater Installation Guidelines
    The naming of Dolby Atmos speaker configurations is based on the standard nomenclature (stereo, 5.1, and 7.1) but adds a number at the end to specify the ...
  56. [56]
    Dolby Atmos Cinema Sound
    Dolby Atmos creates powerful, moving audio by utilizing audio objects and overhead speakers. Immerse the viewers in your theater with breathtaking sound.
  57. [57]
    Why bi-amp your speakers? - Crutchfield
    When you bi-amp a speaker, you're using two amplifier channels to drive a single speaker. Doing so gives the woofer and tweeter their own source of power.
  58. [58]
    How to power a multi-room music system - Crutchfield
    First, we show you how to build a fairly simple 2- or 3-room audio system using one receiver. Want sound in more than three rooms? It can get complicated, ...
  59. [59]
    Full Immersion: Auro-3D Auriga Home Theater Receiver
    Sep 5, 2014 · Auro 11.1, which adds height and overhead channels to an existing 5.1 surround-sound setup, debuted in theaters in 2011 and today supports ...
  60. [60]
    Pro Logic IIx - Secrets of Home Theater and High Fidelity
    Dolby Pro Logic. This is a Matrix decoder delivering 4 output channels, Left / Center / Right / Surround. Virtually every movie since 1977 has had a two-channel ...
  61. [61]
    Dolby Digital vs DTS: what you need to know about the two big ...
    Jul 2, 2024 · DTS is encoded at a higher bit-rate and therefore is considered by some experts to be better quality. Others argue that Dolby Digital's ...
  62. [62]
    Dolby TrueHD Lossless Audio
    Dolby TrueHD lossless audio provides the best sound for movies, music, and TV shows. Enjoy 100% lossless audio and up to 7.1 channels of high-definition sound ...
  63. [63]
    Glossary of audio decoding format - Yamaha Corporation
    DTS-HD Master Audio can carry up to eight channels of 96 kHz/24-bit audio (up to six channels of 192 kHz/24-bit audio) simultaneously. This technology is used ...
  64. [64]
    https://dts.com/dts-x/
  65. [65]
    https://www.mouser.com/datasheet/2/76/product_summary_2014-515047.pdf
  66. [66]
    [PDF] Decoder Certification - Analog Devices
    Updated Oct 2025. For all next-generation DSPs and decoders that are available or coming soon, please contact your local ADI sales representative.
  67. [67]
    Bitstream vs PCM: What's the Difference? - Home Theater Explained
    Apr 16, 2021 · Bitstream is the best option when using digital or optical coaxial. As both have issues transferring fully-decoded and processed signals, ...What Is Bitstream · What Is Pcm -- Pulse Code... · Reasons To Use Pcm
  68. [68]
    How Digital Signal Processors Improve Your Home Theater Sound
    Equalization, crossover processing, and room correction are some of the essential duties of a DSP. These functionalities are critical in customizing the home ...
  69. [69]
    Why do we need DSP – Digital Crossover | Wondom - Sure Electronics
    DSP can not only function as digital crossover, but also EQ (equalizer), delay, subwoofer enhancement, dynamic range adjustment, etc.
  70. [70]
    https://www.denon.com/en-us/inside-denon/tech-stories/audyssey.html
  71. [71]
    What is Audyssey? Our ultimate guide to the room correction built ...
    Jul 1, 2025 · It's a room correction system designed for AV and multi-channel audio systems, and it's specifically built into Denon and Marantz receivers and processors.
  72. [72]
    Exploring the Levels of Yamaha Audio Room Calibration (YPAO™)
    Jun 16, 2021 · This article will focus on the advanced angle and height measurement algorithms available in the latest high-end Yamaha AVENTAGE receivers.
  73. [73]
    https://www.denon.com/en-us/product/av-receivers/avr-x1700h/300390-new.html
  74. [74]
    How to Control Upmixing on your AV Receiver
    Jun 15, 2021 · Regardless of what it says on the front panel, you'll need to hit the “Game” button. This will allow you to pick the surround upmixer you want.
  75. [75]
    How to Configure an AV Receiver for Gaming - Yamaha Music
    Mar 5, 2021 · The RX-V4A offers 17 different DSP modes to choose from, including nine in the MOVIE category that you can use for games, such as Action Game, ...
  76. [76]
    Understanding DSP and Surround Sound Modes - AV Gadgets
    Mar 19, 2021 · Pure Direct mode will feed your source directly to the amplifiers and bypass your bass management settings and room correction.
  77. [77]
    DSP Processors in Denon and Marantz - AVS Forum
    Feb 23, 2014 · The AD DSP 21483 (sharc) is a 32 bit floating point audio digital processor, with 5 Mbits on chip ram and 4 Mbits on chip... Denon and ...
  78. [78]
    Yamaha RXV 463 DSP and DAC chip - Audioholics Forums
    Jun 19, 2009 · The Yamaha RX-V3800 uses Yamaha own proprietary DSP chip: a high performance DSP LSI chip with 32-bit floating point quantization, called Cinema ...
  79. [79]
    RX-A3050 AVENTAGE network AV receiver
    These include edge adaptive deinterlacing to smooth out jaggy noise, motion adaptive deinterlacing to detect moving or still images and multi-cadence detection ...
  80. [80]
    Video Scaling - Denon Support
    A video scaler or an i/p scaler is an algorithmic processing device for converting video signals between one resolution/aspect-ratio and another ...
  81. [81]
    https://support-uk.denon.com/app/answers/detail/a_id/20272/~/video-scaling
  82. [82]
    Marvell Launches Qdeo Video Processing, Delivering Rich High ...
    Sep 5, 2007 · Featuring advanced per-pixel motion-adaptive 3D de-interlacing for HD and SD video, as well as per-pixel noise and compression artifact ...Missing: Faroudja edge
  83. [83]
    Marvell Qdeo Delivers Exceptional 1080p Video in the Pioneer Elite ...
    Nov 26, 2007 · Per-pixel motion-adaptive noise and compression artifact reduction removes noise inherent in digital video. Adaptive Contrast Enhancement ...Missing: Faroudja edge
  84. [84]
    Denon AVR-988P 7.1-Channel Home Theater Receiver - B&H
    Denon incorporates Faroudja DCDi video processing into this receiver. This technology removes video artifacts such as jagged edges and stair-stepping by ...
  85. [85]
    Onkyo TX-SR607 A/V Receiver Video Test Bench | Sound & Vision
    The Onkyo employs Faroudja DCDi video processing but performs no video processing of any kind (including upconversion) on incoming HDMI signals.
  86. [86]
    Sony Launches New ES 8K AV Receivers Featuring 360 Spatial ...
    The AV receivers will also pass-through Auto HDR Tone Mapping and Auto Genre Picture Mode on compatible BRAVIA XR TVs for a better gaming experience on the ...
  87. [87]
    What is Dynamic Tone Mapping and Why is it Important - AV Gadgets
    Apr 30, 2021 · Dynamic tone mapping adjusts the curve to give you the best image from scene to scene. In practice, the differences are pretty stark. Most ...<|separator|>
  88. [88]
    https://avgadgets.com/what-is-dynamic-tone-mapping-and-why-is-it-important/
  89. [89]
    HDMI® 2.1 with 8K - Onkyo
    Free deliveryHDMI 2.1 is the most recent update of the HDMI spec and supports eARC, a range of higher video resolutions and refresh rates including 8K60 and 4K120, and ...
  90. [90]
    Onkyo TX-NR1009 9.2-Channel Network A/V Receiver Page 2
    If gaming is your thing, the TX- NR1009 offers a game mode that minimizes the delay of the video processing to decrease lag time between the audio and onscreen ...
  91. [91]
    I'm a Gamer - Will Using an AV Receiver Increase Input Lag?
    Jan 22, 2024 · HDTV Test did a video that demonstrated that adding an AV receiver into the input chain doesn't increase or even add any input lag.
  92. [92]
    Playing a USB memory device AVR-X6700H
    This unit is compatible with USB memory devices in “FAT32” or “NTFS” format. The audio format types and specifications supported by this unit for playback are ...
  93. [93]
    https://manuals.denon.com/AVRX6700H/NA/EN/GFNFSYrovixdpl.php
  94. [94]
    RX-A840 - Features - AV Receivers - Home Audio - Yamaha
    This makes it easy to enjoy music from your mobile devices or computer on your home theatre system. You can use view metadata such as song title, artist name as ...
  95. [95]
    https://usa.yamaha.com/products/audio_visual/av_receivers_amps/rx-a840/features.html
  96. [96]
    AV Controller App - Overview - Yamaha - United States
    The app controls power, volume, input, DSP, and multizone operations. It streams music, controls Blu-ray players, and is a Wi-Fi smart remote.<|separator|>
  97. [97]
    https://usa.yamaha.com/products/audio_visual/apps/av_controller/index.html
  98. [98]
    MusicCast Voice Control - Yamaha USA
    New to Alexa voice control? ... Enjoy the hands-free convenience of streaming music, adjusting volume and more with simple voice commands using Google Assistant.
  99. [99]
    Amazon.com: Denon AVR-X1700H 7.2 Channel AV Receiver - 80W ...
    30-day returnsWorks with Amazon Alexa, Google Assistant, Apple Siri and Josh.ai for seamless voice control. Play music or control your home appliances, light, and ...
  100. [100]
    Denon and Marantz Receivers to Include Crestron Connected ...
    Apr 15, 2019 · Select Denon and Marantz receivers will now include Crestron Connected technology, enabling integration into home automation systems as native Crestron devices.
  101. [101]
    Denon - Control4 Driver Search
    Denon AVR-1705 ; Device Type: RECEIVER, Control Method: ; Version: N/A, Certified: ; Supported OS Version: All Control4 OS versions 1.7.4 and above.
  102. [102]
    URC's New Home Automation Drivers: IFTTT, Push-Notifications ...
    Jul 27, 2017 · Chowmain built an IFTTT solution for Control4 last year. Crestron has IFTTT integration via developer Jay Basen (nice blog on how it works). Of ...Ifttt · Notifications · Belkin Wemo
  103. [103]
    IFTTT Maker - Driver for Control4 - Chowmain Software
    IFTTT integration into Control4 allows Control4 to control any of the products or services integrated into IFTTT and have those products also control Control4.Missing: AV receiver Crestron
  104. [104]
    https://chowmain.software/drivers/control4-ifttt-maker
  105. [105]
    https://www.denon.com/en-us/denon-heos.html
  106. [106]
    A strangely unpopular feature of AV receivers: HDMI-CEC remote ...
    Oct 9, 2016 · HDMI-CEC remote control pass-through. This means that when you press the arrow keys, play, pause, etc. on the AV receiver's remote control, ...
  107. [107]
    Denon AVR-X3800H 9.4-Ch 8K UHD AVR Home Theater Stereo ...
    30-day returnsDenon AVR-X3800H 9.4-Ch 8K UHD AVR Home Theater Stereo Receiver, (105W X 9) Built-in Bluetooth Wi-Fi & HEOS Multi-Room Streaming Dolby Atmos DTS:X IMAX Enhanced ...
  108. [108]
    Overview: Devices Compatible with Matter - matter-smarthome
    An overview of devices and products that, according to the manufacturer, support the Matter smart home standard (link) – or are set to become compatible in ...
  109. [109]
    https://manuals.denon.com/AVRX3500H/eu/en/HJWMSYqdgglnxg.php
  110. [110]
    ECO AVR-X3500H
    Configure the ECO Mode and auto standby mode settings. ECO Mode. This mode can reduce the power consumption and heat generation of your AV receiver when power ...
  111. [111]
    Best Slim AV Receivers [Top 5 Low-Profile Models 2025]
    Aug 13, 2023 · The Marantz NR1711 is a 7.2ch 8K Ultra HD AV receiver that drives immersive, high-fidelity audio like Dolby Atmos and DTS: X from a compact chassis.
  112. [112]
    Sustainable AV: Greener Installations for a Brighter Future
    Jul 30, 2025 · In the AV industry, a commitment to sustainability means actively seeking out equipment manufactured with recyclable materials and implementing ...Missing: receivers RoHS
  113. [113]
    RoHS Directive - Environment - European Commission
    EU rules restricting the use of hazardous substances in electrical and electronic equipment to protect the environment and public health.RoHS Directive implementation · 2011/65 - EN - rohs 2 - EUR-Lex
  114. [114]
    Class D amps heat question - AVForums
    Oct 26, 2024 · Class D amps run at around 90% efficiency, class AB around 50% and class A 25% (rough estimates), the rest being turned into heat.Missing: 2020s | Show results with:2020s
  115. [115]
    Top Home Theater Receivers for High-End Audio Performance
    Apr 16, 2025 · Packed with cutting-edge processing, AI-driven sound, and powerful amplification, the RX-A8A is Yamaha's smartest and most immersive AV receiver ...
  116. [116]
    https://www.denon.com/en-us/product/av-receivers/avr-x2800h/300610-new.html
  117. [117]
    CORRECTING and REPLACING WiSA Association Announces ...
    Jan 7, 2025 · Ease of Use: Automatic detection of WiSA E-certified speakers and integration with the WiSA Connect app for unified control. WiSA at CES 2025.
  118. [118]
    HDMI 2.1 VRR and ALLM finally arrive on Yamaha's AV receivers
    The firmware update that adds VRR (Variable Refresh Rate) and ALLM (Auto Low Latency Mode) is now available to download via the MusicCast app.