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Memorymoog

The Memorymoog is a six-voice polyphonic analog synthesizer manufactured by Moog Music from 1982 to 1985, notable as the final polyphonic instrument produced by the original Moog company before its bankruptcy.^[1]^[2] It embodies the classic Moog sound in a multi-voice format, with each voice featuring three voltage-controlled oscillators (VCOs) capable of sawtooth, triangle, and pulse waveforms, a 24 dB/octave low-pass ladder filter, a voltage-controlled amplifier (VCA), and two ADSR envelope generators, resulting in a total of 18 VCOs and six filters across the instrument.^[3]^[4]^[5] The synthesizer includes digital memory for storing up to 100 user-programmable patches and employs voice assignment architecture to allocate notes dynamically among its voices.^[6]^[7] Designed as an evolution of the iconic Minimoog, the Memorymoog aimed to capture the warmth and expressiveness of Moog's monophonic designs in a polyphonic context, entering the market at a time when digital synthesizers were gaining prominence.^[8] Its 61-note keyboard spans five octaves, and it supports modulation via a low-frequency oscillator (LFO) offering triangle, sawtooth, square, and sample-and-hold waveforms, routable to pitch, filter cutoff, or other parameters.^[9]^[3] A later variant, the Memorymoog Plus introduced in 1984, added an arpeggiator/sequencer, enhanced MIDI implementation (via retrofit), and improved stability, though production was limited to fewer than 3,000 units due to the company's financial struggles.^[10]^[8]^[11] The instrument's massive monophonic mode—stacking all six voices for 18 oscillators and six filters—delivers one of the thickest analog leads available, contributing to its cult status among musicians despite reliability issues like oscillator drift and power supply failures common in vintage examples.^[10] It influenced 1980s electronic music production and remains sought after by collectors and performers for its rich, organic timbre, often emulated in modern software plugins.^[8]^[12]

History and Development

Origins and Design Goals

Moog Music's transition toward polyphonic synthesizers began in the mid-1970s with the Polymoog, released in 1975, which employed a divide-down oscillator architecture to achieve polyphony but suffered from limited waveform options, weak sound depth, and inflexible voice assignment that restricted subtractive synthesis capabilities.^[8] This instrument represented an early attempt to extend the monophonic success of the Minimoog into multi-voice territory, yet its design compromises highlighted the challenges of creating a true polyphonic analog synthesizer in an era dominated by single-voice instruments.^[8] By the late 1970s, following Robert Moog's departure from Moog Music in 1977, engineers turned their focus to addressing these shortcomings amid growing competition from polyphonic rivals like the Sequential Circuits Prophet-5 and Roland Jupiter-8.^[13] Development of the Memorymoog was led by engineer Dave Luce, who had joined Moog Music in 1973 and previously contributed to polyphonic innovations, in collaboration with circuit designer Jim Scott, with prototyping commencing around 1980-1981.^[14]^[15] The project aimed to realize a "polyphonic Minimoog" by incorporating individual analog voices, each built around Curtis CEM3340 voltage-controlled oscillator (VCO) chips, to deliver the thick, aggressive tones characteristic of Moog's monophonic heritage without relying on digital sound generation.^[8]^[16] Key motivations included competing directly with established polysynths like the Prophet-5, Oberheim OB-Xa, and Yamaha CS-80 by offering superior analog warmth and flexibility for professional musicians in live and studio settings.^[8]^[16] Central design goals centered on achieving reliable 6-voice polyphony through digital voice assignment for precise note allocation, integration of authentic Moog ladder filters for resonant, organic timbre shaping, and digital patch storage to ensure performance stability by recalling up to 100 presets via a Zilog Z80 microprocessor-based system.^[8]^[14] Luce's innovation of a "digital scratchpad" memory approach allowed for quick, non-volatile storage of complex sound parameters, addressing the tuning instability common in analog polysynths of the time.^[14] Additionally, the architecture supported a massive unison mode, stacking all 18 oscillators (three per voice) for monophonic leads with unparalleled power and thickness, positioning the Memorymoog as a versatile tool for demanding analog sound design without the compromises of hybrid or fully digital alternatives.^[13]^[8]

Production Timeline

The Memorymoog was announced at the Winter NAMM show in 1982 and officially released later that year by Moog Music, Inc.^[17] Priced at $4,195 USD, it was marketed as a premium polyphonic analog synthesizer for professional musicians, competing with emerging digital models from competitors like Yamaha and Roland.^[18] Production occurred at Moog Music's facility in Trumansburg, New York, from 1982 to 1985, with approximately 3000 units assembled before the company's financial difficulties intensified.^[8]^[19] The initial factory presets, numbering 100 in total, were programmed by notable contributors including Wendy Carlos, Jan Hammer, and Herbert Deutsch, providing a diverse starting library of sounds.^[8] Early reviews in 1983 highlighted reliability concerns, particularly with the modular voice cards that housed each of the six independent voices, including intermittent tuning failures and component drift that required frequent auto-tuning cycles.^[6] In response to the growing adoption of MIDI standards, production shifted post-1983 to the Memorymoog Plus variant, which incorporated basic MIDI implementation and a simple sequencer to address the original model's lack of digital interfacing.^[8] Final units were shipped in 1986 as Moog Music liquidated assets amid escalating debts, culminating in the company's bankruptcy filing in 1987.^[20]

Technical Design

Oscillator and Voice Architecture

The Memorymoog synthesizer employs a 6-voice polyphonic architecture, featuring 18 discrete voltage-controlled oscillators (VCOs) in total, with three VCOs dedicated to each voice.^[21] Each VCO utilizes the Curtis CEM3340 integrated circuit, which generates sawtooth, triangle, square, and pulse waveforms, the latter with voltage-controllable width for dynamic tonal shaping.^[21] These oscillators operate across a range spanning 16', 8', 4', and 2' octaves, enabling a broad spectrum of frequencies from subsonic to high audio.^[21] The third VCO (VCO3) per voice serves multiple roles, functioning as an audio oscillator, a low-frequency oscillator (LFO) when its range is lowered by approximately five octaves via a dedicated switch, a sync source that hard-syncs to VCO1, or a modulation and noise source, with its frequency adjustable from low frequencies (suitable for LFO applications when in LOW mode) to the full audio range.^[21] Central to the voice architecture are six individual printed circuit boards (PCBs), labeled A through F, each handling one voice's independent processing, including its three VCOs, voltage-controlled amplifiers (VCAs), and other signal path components.^[21] This modular design facilitates precise tuning and maintenance, as each voice card (part number 996-045643-001) operates autonomously while contributing to polyphonic performance.^[21] In unison mode, the system can stack all 18 VCOs for monophonic operation, producing a thick, layered sound through detuned or centered frequencies, with keyboard priority assignable to low note, high note, or last note played.^[21] A single digital pink noise generator (using IC 5837 on the common analog board) provides a shared noise source routed to all voices, where it can be mixed per voice via individual controls or a 3360 VCA for effects such as atmospheric textures.^[21] Tuning stability is managed by a Zilog Z80 microprocessor that oversees an automatic calibration sequence upon power-up, measuring and adjusting the frequencies of all 18 VCOs in 5 to 10 seconds.^[21] The process isolates any defective oscillators and displays the number of usable voices (e.g., "X TUNED" where X ≤ 6), ensuring reliable intonation; manual tuning is available for any outliers.^[21] Subtle overdrive and saturation arise from the voice cards' analog circuitry, particularly when mixer levels exceed 4–5, causing clipping in the TL072 op-amp (U12A) that imparts a desirable distortion effect, or at maximum settings (10), where intermodulation enhances the instrument's characteristic analog warmth and punch.^[21]

Filter and Envelope Systems

The Memorymoog features a per-voice voltage-controlled filter (VCF) implemented as a 24 dB/octave low-pass ladder design, directly inspired by the classic Moog 904A module and utilizing discrete transistors for its core circuitry.^[22]^[23] This filter processes the summed outputs from the three oscillators per voice, providing the signature Moog tonal sweep through adjustable cutoff frequency, which spans from subsonic to ultrasonic ranges.^[22] Resonance (or emphasis) control allows for feedback emphasis up to self-oscillation in the audio range, typically beginning just past a setting of 7 on the knob, enabling its use as a sine wave oscillator for lead sounds.^[22] Additionally, overdrive can be introduced by maximizing oscillator levels into the filter input, producing subtle distortion that enhances warmth without dedicated drive circuitry.^[23] Unlike some contemporary synthesizers, the Memorymoog lacks high-pass or band-pass filter options, focusing exclusively on low-pass filtering to shape harmonics.^[22] Each of the six voices includes two independent ADSR envelope generators: one modulating the VCF cutoff and the other controlling the voltage-controlled amplifier (VCA) for amplitude.^[22]^[23] These envelopes feature attack times ranging from 1 millisecond to 10 seconds, with decay and release phases variable from 2 milliseconds to 20 seconds, allowing for everything from sharp percussive attacks to smooth, evolving sustains.^[22] The original Memorymoog does not include built-in velocity sensitivity for envelope triggering, though external control voltage (CV) inputs enable modulation of envelope parameters via compatible gear.^[22] Shared contour modes across voices include options to disable release, enable unconditional attack/release regardless of key hold, force return to zero on new notes, or apply keyboard-follow scaling to shorten envelope times at higher pitches.^[23] Modulation in the filter and envelope domain is enhanced by a polyphonic low-frequency oscillator (LFO) with five waveform options: triangle, square, positive-going sawtooth, negative-going sawtooth (reverse saw), and sample-and-hold (random).^[22]^[23] The LFO rate spans 0.1 Hz to 100 Hz and can be routed to oscillator frequencies, pulse widths, VCF cutoff, or VCA amplitude, with depth controlled by a dedicated knob and the modulation wheel.^[22] Keyboard tracking further integrates with the filter, applying 0, 1/3, 2/3, or full keyboard voltage to the cutoff frequency for dynamic tonal response across the range.^[22]^[23] A separate voice modulation section allows routing of the third oscillator or VCF envelope to pitch, pulse width, or filter cutoff, adding complex polyphonic timbral shifts.^[23]

Controls and Features

User Interface

The Memorymoog features a 61-note keyboard spanning five octaves, which is non-velocity-sensitive and lacks aftertouch in the original model, providing a synth action for play despite these limitations.^[3] The keyboard is flanked by pitch and modulation wheels on the left side, with the pitch wheel offering a programmable ±1 octave bend range, and the modulation wheel introducing LFO modulation to parameters such as pitch or filter cutoff. Wooden end cheeks contribute to the instrument's ergonomic design, aiding in handling and stability during performance.^[23] The front panel layout centers on an alphanumeric LED display for indicating patch names, program numbers (0-99), and edit status, such as "EDIT" or tuning progress like "6 TUNED." Below the display, 44 knobs and sliders enable real-time adjustments to core parameters, including oscillator tuning and mix, filter cutoff and resonance, envelope generators (ADSR for filter and amplitude), and LFO rate and routing options for subtractive synthesis. Dedicated switches control unison mode for stacking all six voices monophonically and polyphony mode for up to six-voice operation, alongside keyboard tracking options (0, 1/3, 2/3, or full) for oscillators and filter.^[22]^[23] Editing occurs through direct manipulation of the rotary pots and sliders, with the display comparing current values to stored patch settings; changes are immediate but require a security code and the RECORD INTERLOCK button followed by ENTER to store. In polyphonic mode, when more than six notes are played, voices are reassigned using cyclic assignment or reset to voice A methods to maintain playability. The System Controller module, accessed via a numeric keypad and prefix buttons, handles global settings such as master tuning via AUTO TUNE integration and, in the Plus model, MIDI channel selection.^[22] No touchscreen is present, emphasizing hands-on interaction with the analog controls for intuitive sound shaping.^[23]

Memory and Performance Tools

The Memorymoog's patch memory system utilizes battery-backed RAM to store up to 100 patches, each capturing a complete set of synthesizer parameters such as oscillator settings, filter configurations, and envelope shapes. This memory is preserved by a 3.3V lithium battery, ensuring patches remain intact during power-off cycles.^[6]^[24] The instrument ships with 100 factory presets, developed with contributions from prominent artists including Wendy Carlos, Jan Hammer, and Herbert Deutsch, providing a diverse starting library of sounds ranging from leads to pads.^[8] Patches can be edited in real-time through the front-panel controls, with a dedicated "compare" function that temporarily switches between the modified version and the original stored patch for auditory evaluation without overwriting the memory.^[22] For data management, the original model includes a cassette interface allowing users to dump all 100 patches to tape for backup or transfer, using dedicated save (C1) and load (C2) modes; this analog method was essential given the absence of MIDI in the base model, which restricts integration with external sequencers or computers.^[22]^[3] The built-in arpeggiator enhances performance capabilities with six selectable modes: up (unlatched), down (unlatched), up/down (unlatched), random (unlatched), chord (latched), and unison (latched), enabling patterned playback of held notes across the 61-key keyboard.^[25] The arpeggiation rate is governed by the low-frequency oscillator (LFO), adjustable from 0.1 Hz to 100 Hz via a dedicated knob, allowing tempos from slow sweeps to rapid patterns suitable for live improvisation or studio layering.^[6] In chord mode, users hold the arpeggiator button while pressing keys to build and memorize a chord, which can then be transposed in real-time by playing single notes on the keyboard for dynamic harmonic control.^[22] Additional performance tools include a hold/sustain pedal input for extending note decay beyond manual key release, facilitating sustained chords or pads during play.^[22] Portamento, or glide, provides smooth pitch transitions with an adjustable rate knob setting the glide time up to approximately 10 seconds across the full keyboard range; it operates in both monophonic (legato triggering) and polyphonic modes, adding expressive slides to melodic lines.^[6] The Memorymoog Plus variant extends these features with a basic onboard sequencer, supporting storage of up to six polyphonic and six monophonic sequences for editable step or real-time recording, though limited by the era's technology without advanced MIDI clock sync in the base implementation.^[10]

Models and Variants

Original Model

The original Memorymoog, released in 1982 by Moog Music, was a six-voice polyphonic analog synthesizer distinguished by its reliance on CV/Gate interfaces for external control, without MIDI capability.^[6]^[26] It featured 100 programmable patch memory slots but lacked an integrated sequencer, emphasizing manual programming for its rich, layered sounds.^[6] The auto-tune function was limited to activation during the power-on cycle, typically calibrating all voices in about 10 seconds to ensure initial pitch accuracy.^[6] Constructed with a robust 38-pound (17 kg) chassis featuring light brown wooden side panels, brushed aluminum trim, and a black flexible plastic front panel, the instrument was notably heavy, often requiring a flight case for transport.^[6]^[27] It drew 110 watts of power and delivered a frequency response suitable for full-range analog synthesis, though exact figures were not specified in contemporary documentation.^[27] Serial production began with numbers starting at 1001, reflecting its status as Moog's final major synthesizer before the company's financial challenges.^[28] Despite its powerful triple-oscillator-per-voice design—sharing the core analog architecture with later variants—the original model suffered from tuning instability over prolonged sessions, primarily due to thermal drift in the CEM3340 oscillator chips, which could lead to voice dropouts and inconsistent polyphony.^[26]^[29] It lacked velocity and aftertouch sensitivity, limiting expressive keyboard response, and relied on a cassette interface for patch backups, a common but cumbersome method at the time.^[6] Priced at £3,100 including VAT in the UK upon release, the Memorymoog was celebrated for its raw, aggressive analog timbre but required frequent maintenance to mitigate these inherent limitations.^[6]

Memorymoog Plus

Overall, Moog produced an estimated 1,000–2,000 Memorymoog units across all variants from 1982 to 1985.^[30] The Memorymoog Plus, introduced in mid-1983, built upon the original model's analog architecture by integrating key digital enhancements to address the growing adoption of MIDI in music production setups.^[26] This variant retained the core six-voice polyphony, three oscillators per voice using CEM3340 chips, ladder filter, and envelope generators of the base model while adding factory-standard MIDI connectivity and sequencing capabilities for improved integration with 1980s digital workflows.^[3]^[10] The primary additions included a basic MIDI interface with DIN-standard In, Out, and Thru ports, supporting channels 1-16 in omni mode along with note and polyphonic aftertouch reception for expressive control.^[3]^[31] The implementation was rudimentary, omitting full program change functionality but enabling essential note triggering and modulation via aftertouch.^[23]^[31] Complementing the MIDI features, a polyphonic/monophonic sequencer was incorporated, capable of up to 4,200 real-time or 5,250 step events, with 6 sequence memories supporting tempo, time signature, program changes, merging, repetition, song arrangement, swing timing, forward/reverse directions, and clock input/output compatibility.^[32] Upgrades focused on reliability, with enhanced oscillator stability achieved through refined calibration of the CEM chips, reducing tuning drift common in earlier units.^[3]^[10] The memory system was expanded to support MIDI SysEx dumps, allowing efficient backup and transfer of the 100 onboard presets.^[26] Compatibility with the original design was maintained, preserving all analog signal paths and performance controls, while MIDI velocity sensitivity could be routed to modulate filter cutoff, resonance, and envelope parameters for dynamic response.^[33]^[34] The Memorymoog Plus represented the majority of production, with estimates suggesting around 667–1,333 units.^[30] It had a list price of $11,000 USD that accounted for the added digital components.^[30]^[6]

Special Editions

The Memorymoog inspired a handful of limited-production variants tailored to niche markets, with the most notable being the Sanctuary model. Developed in response to demand from religious organizations, the Sanctuary was a rebranded version of the Memorymoog Plus, produced in approximately 100 units during the mid-1980s just prior to Moog Music's 1987 bankruptcy.^[35]^[36] This edition was spearheaded by David Van Koevering, Moog's sales and marketing director, who collaborated with church groups to adapt the synthesizer for worship settings, including the addition of factory-programmed patches optimized for hymns and choral accompaniments.^[37]^[35] These Sanctuary units retained the core polyphonic architecture of the Memorymoog Plus but featured cosmetic relabeling post-production, along with a primitive MIDI interface and a 4,000-event sequencer to facilitate preset recall for liturgical performances.^[35] Serial numbers for Sanctuary models, such as SN 3136, followed standard Memorymoog conventions but were distinguished by Sanctuary-specific nameplates.^[36] Due to their targeted marketing, many units remain in church installations today, though some have been converted back to standard Memorymoog Plus configurations by removing the badges and patches.^[38] Beyond the Sanctuary, Moog explored other non-standard variants in limited quantities, totaling fewer than 150 special editions overall. Prototype efforts for an 8-voice Memorymoog were tested in the early 1980s but ultimately not commercialized, evolving instead into the unrelated SL-8 project with digital oscillators.^[39]^[40] Rare customizations, such as artist-specific panel variants, were occasionally produced on request, contributing to the instrument's exclusivity among collectors.^[41]

Usage and Applications

In Studio Production

In studio production during the 1980s, the Memorymoog integrated seamlessly into multitrack workflows, particularly for creating polyphonic pads, brass stabs, and bass layers in pop and rock recordings. Its six-voice architecture allowed producers to assign voices dynamically, with voice stealing managed through monophonic priority modes—such as last-note, low-note, or high-note priority—to prioritize new inputs during dense chord progressions without abrupt cutoffs.^[42]^[8] This made it a staple in professional environments, including sessions for the Miami Vice soundtrack, where its warm, analog tones contributed to layered atmospheric elements.^[8] Producers often employed layering techniques by routing the Memorymoog's dry output through external digital delays and reverbs, as the synthesizer lacked built-in effects processing. The Memorymoog Plus variant enhanced automation via its added MIDI implementation and basic sequencer, enabling polyphonic and monophonic sequence recording for synchronized parameter changes in DAW precursors or tape-based setups.^[43]^[8] For session portability, users relied on the cassette interface to back up and load up to 100 presets, facilitating quick program transfers between studios without permanent hardware dependencies.^[44] The arpeggiator could also generate rhythmic patterns to underpin these layers when needed.^[8] The Memorymoog's strengths shone in producing sustained chords, thanks to its per-voice filtering system, where each of the six voices featured an independent Moog ladder filter and ADSR envelope for individualized articulation and resonance.^[26] This design preserved tonal consistency across polyphonic passages, ideal for evolving pads. In unison mode, all 18 oscillators could stack for monophonic lead lines, delivering a thick, aggressive timbre comparable to modular Moog systems.^[8]^[6] Maintaining pitch accuracy required regular retuning, typically every 30-60 minutes in studio use, as the analog oscillators were prone to drift; the built-in auto-tune function recalibrated all 18 VCOs in seconds but needed periodic invocation to counteract thermal instability.^[8]^[23]

Notable Users and Recordings

The Memorymoog gained prominence among prominent keyboardists in the 1980s for its rich polyphonic capabilities, often likened to "six Minimoogs" due to its architecture of six independent voices each featuring three voltage-controlled oscillators, enabling thick, layered analog sounds.^[8]^[3] Jan Hammer extensively utilized the Memorymoog for synth brass and lead lines in the Miami Vice soundtrack (1984–1989), including the iconic "Crockett's Theme," where its searing leads, processed through effects like distortion, defined the series' atmospheric electronic style.^[45] Hammer, known for owning multiple units to achieve greater sonic depth, highlighted the instrument's importance in his production workflow during this period.^[45] Jon Lord incorporated the Memorymoog into his solos during Deep Purple's 1980s performances, notably on the 1984 reunion tour supporting Perfect Strangers, where its polyphonic expressiveness complemented his Hammond organ setups for dynamic live rock textures.^[46] Geoff Downes employed the Memorymoog for ambient pads and layered textures on Asia's 1983 album Alpha, particularly in tracks like "Don't Cry," replacing earlier instruments like the Polymoog in his rig for the band's arena-rock sound during their 1983 tour.^[47] David Bryan championed the Memorymoog as a core part of his 1980s keyboard array for Bon Jovi, using it on the 1986 album Slippery When Wet to craft the synth intros and atmospheric elements in hits like "Livin' on a Prayer."^[48] Jim Gilmour integrated the Memorymoog into Saga's lineup by the mid-1980s, replacing bulkier instruments like the Yamaha CS-80 with up to two units for touring and recording, contributing to the progressive rock depth on their 1987 album Wildest Dreams.^[49]^[50]

Upgrades and Legacy

Factory and Aftermarket Modifications

In 1984, Moog Music introduced a factory retrofit kit for the original Memorymoog models, adding MIDI implementation and a polyphonic sequencer with six individual tracks, each capable of storing up to 384 notes, along with monophonic sequencing capabilities.^[51]^[10] This upgrade, installable at authorized service centers, addressed the lack of digital interfacing in pre-1984 units and effectively converted them to the specifications of the Memorymoog Plus.^[32] The Memorymoog Plus incorporated factory enhancements for improved tuning stability, including revised autotune circuits and an updated power supply to mitigate voltage fluctuations that contributed to VCO drift in earlier models.^[3] These changes reduced detuning issues during extended use, though the synthesizer still required periodic recalibration for optimal performance.^[23] Aftermarket modifications have significantly extended the Memorymoog's viability, with the Lintronics Advanced Memorymoog (LAMM) upgrade, introduced in 1989, representing the most comprehensive overhaul.^[52] Developed by Lintronics in Germany, the LAMM replaces key components across multiple boards, including the central processing unit with a more powerful processor that doubles overall performance, the digital board, control panel elements, and extensive analog sections such as voice cards and the octave board.^[52]^[3] It enhances MIDI functionality with full DIN implementation supporting SysEx dumps, program changes, and real-time parameter control via MIDI, while adding velocity and aftertouch sensitivity for expressive playing.^[52] Patch storage remains at 100 programs plus an edit buffer, with non-volatile retention to prevent data loss on power-off, and backup via cassette interface (C-SAVE/C-LOAD).^[52] The upgrade also introduces stereo output and improved autotune algorithms for better oscillator stability, with costs typically ranging from $8,000 to $9,000 including installation as of recent years.^[53]^[54] Other notable aftermarket options include Kenton Electronics' MIDI retrofit kits from the late 1980s onward, which provide selectable MIDI channels, note transposition, and basic polyphonic response without altering the core hardware.^[55] Modern maintenance mods focus on reliability, such as replacing aging electrolytic capacitors in the power supply to prevent failures from heat and age-related degradation.^[16] Voice card cloning and refurbishment, involving replication of individual oscillator and filter circuits, further bolsters tuning consistency and extends operational lifespan beyond four decades.^[16]

Cultural and Modern Impact

The Memorymoog stands as a symbol of the peak of 1980s analog polyphonic synthesis, representing Moog's ambitious push toward multi-voice instruments before the industry's shift to digital technology.^[8] Its design, featuring three oscillators per voice and a signature Moog ladder filter, delivered powerful, rich tones that influenced the era's electronic music landscape, earning it a reputation for the strongest analog sounds since Moog's modular era.^[23] This cultural significance is evident in its adoption by prominent 1980s artists such as Depeche Mode and The Cure for recordings that defined synth-pop and new wave.^[56] In modern contexts, the Memorymoog's influence persists through its inspiration for hybrid analog designs, notably the Moog One released in 2018, which echoes the Memorymoog's wooden aesthetic, angled panel, and per-voice oscillator architecture while expanding to 8- or 16-voice polyphony with advanced modulation.^[8]^[57] No official hardware reissues have been produced, but its sounds live on in software emulations, such as UVI's PX Memories (2021), a sample-based instrument capturing the upgraded Lintronics Advanced Memorymoog (LAMM) variant for use in digital audio workstations.^[58] The instrument remains highly valued in vintage markets, with well-maintained units fetching $10,000 to $20,000 on platforms like Reverb as of November 2025, driven by demand among collectors and producers seeking authentic analog warmth.^[1] The Memorymoog's legacy is tied to Moog Music's financial struggles, as its complex production contributed to the company's bankruptcy in 1987, shortly after manufacturing ended in 1985.^[8] Interest revived with Moog Music's 2002 relaunch under Robert Moog, which reemphasized analog innovation and indirectly sustained appreciation for earlier models like the Memorymoog.^[59] The LAMM upgrade, introduced in 1989, has prolonged the lifespan of many surviving units by replacing key components, adding MIDI compatibility, and rewriting the operating system for improved stability.^[52] In contemporary music, it appears in hybrid setups by artists like Deadmau5, who owns and incorporates a Memorymoog into his productions, and composer Tom Holkenborg (Junkie XL), who used one for film scores blending electronic and orchestral elements.^[60]^[61] Its sampled tones also feature in retro synthwave tracks, evoking 1980s nostalgia in genres popularized by modern electronic acts.^[62]

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Memorymoog tuning drift - Moog Music General Topics Forum
Jan 21, 2020 · Hi! Do you guys have any suggestions for what to check on a memorymoog that is drifting slightly out of tune pretty quickly?Missing: CEM chip instability
[28]
Memorymoog + midi response/ timing and filter control questi - MOD ...
The stock MM+ MIDI implementation is very rudimentary and is stuck in omni mode (responds to ALL MIDI channels). It only responded to program change and note on ...Missing: aftertouch | Show results with:aftertouch
[29]
Stop Press - MemoryMoog Plus (EMM Jan 84) - mu:zines
The polyphonic sequencer provides 6 individual sequence memories; independent tempo, time signature, program changes (different sounds for each chord/note in ...
[30]
2017 Memorymoog Plus Raffle: Polyphonic Synth
The Memorymoog had 100 patches storable in its memory. The original factory programs were designed by a group that included Wendy Carlos, Tom Coster, Herb ...<|control11|><|separator|>
[31]
Moog Memorymoog Plus - What To Know & Where To Buy
Rating 5.0 (1) · $4.90 deliveryAug 10, 2025 · Key Features: Six-voice polyphonic analog synthesizer; 61-note keyboard with velocity sensitivity; Enhanced MIDI implementation for increased ...
[32]
Memorymoog + - Gearspace
Jul 22, 2007 · Newer, no hard to find chips. Velocity sensitive. Killer bass and lead sounds... Share.quick memorymoog question - GearspaceMemorymoog plus value? - GearspaceMore results from gearspace.com
[33]
Memorymoog | Electronic Music Wiki - Fandom
A polyphonic analog synthesizer introduced by Moog in 1981; it was one of the last designs created by the original Moog Music.
[34]
A Rare Moog Sanctuary | Find of the Week | Reverb News
Oct 20, 2023 · This week's Find of the Week is a synthesizer set for a Sunday service: it's a Moog Sanctuary, one of only 100 units ever made.Missing: model | Show results with:model
[35]
Moog Sanctuary (MemoryMoog+) SN 3136 - MATRIXSYNTH
Oct 4, 2023 · "The Moog 'Sanctuary', of which only 100 units were ever made was the brainchild of David Van Koevering. Moog Music brought Van Koevering in ...
[36]
RIP David Van Koevering
Feb 8, 2018 · David worked with local church groups to find a unique marketing outlet for a custom-named set of Moog instruments (the Sanctuary and Joyful ...
[37]
Sanctuary Synthesizer by Moog w/ Alternate Badge - MATRIXSYNTH
Dec 27, 2024 · Back in the late 1980's, Moog Music thought it would increase sales to churches if they put the Sanctuary badge on the Memorymoogs. They only ...
[38]
New Pic of the Vintage Eight Voice Analog Moog SL-8
Sep 8, 2015 · It's the prototype for the Moog SL8 (1983). The story goes, Moog brought this to NAMM 83 as an 8 voice polyphonic synth, a follow up to the Memory Moog.
[39]
Moog SL-8 - Moog Music General Topics Forum
Jun 10, 2010 · It was an eight voice DCO-based synth with one DCO, moog filter and VCA per voice. The DCO had hard sync and PWM which gave it some animation ...A new possible 8 voice Moog in the works?Polymoog prototype - Moog Music General Topics ForumMore results from forum.moogmusic.com
[40]
Guide to the Robert Moog papers, circa 1965-2005.
Folder 4 includes two metal plates: "Memorymoog Synthesizer" and "Sanctuary Synthesizer by Moog". Box 66, Folder 5. Corrections for the Method Books. undated.
[41]
[PDF] Memorymoog User & Service Manual - Synthfool!
This binder contains the complete owners and technical manuals for the Memorymoog. As updates and improvements are made in the instrument, they will be ...Missing: architecture | Show results with:architecture
[42]
[PDF] Memorymoog Sequencer and MIDI Update
Jan 6, 1984 · Set the front panel RATE control to 50% (12 'clock). is. Connect an oscilloscope or a frequency counter to the side of R26 marked "R26" on ...
[43]
[PDF] Moog Memorymoog Owners Manual - Anaphonic
The Memorymoog is a voice-assignment polyphonic synthesizer with the ability to store up to 100 patches in computer memory. It has six independent voices, each ...
[44]
Interview WIth Jan Hammer - Synth History
Mar 25, 2024 · He also created the iconic music for Miami Vice, including "Miami Vice Theme" and "Crockett's Theme". His pioneering use of the Minimoog, ...
[45]
Jon Lord Plays Moog - YouTube
Sep 24, 2021 · ... memorymoog From the 1984 Deep Purple Reunion: “Perfect Strangers” (Blackmore, Gillan, Glove), extracted from https://youtu.be/vodWKgp71os ...
[46]
Geoff Downes 1980s Keyboard rig - Vintage Synth Explorer Forums
Apr 25, 2013 · Geoff subsequently replaced the Polymoog with a Memorymoog and added a PPG Wave 2.2 and a SCI remote keyboard controller for the 1983 tour. Top ...
[47]
David Bryan - Equipboard
... Bryan is shown using the Moog Memorymoog as part of his 1980s keyboard setup. ... Bon Jovi, David Bryan is seen using a Yamaha Motif XS8 synthesizer. more.
[48]
Jim Gilmour | Equipboard
During this live performance of "The Perfectionist" by Saga, Gilmour can be seen using a Memorymoog. ... In the YouTube video titled "Jim Gilmour (Saga) ...
[49]
Moog Memorymoog sucessfully cloned - Page 10 - MOD WIGGLER
... Jim Gilmour” of Saga using one back in the early 1980's. He had replaced his Yamaha CS-80 with two Memory Moog's for touring since the CS-80 was so big and ...
[50]
Memorymoog - Wikipedia
The Memorymoog is a polyphonic electronic music synthesizer manufactured by Moog Music from 1982 to 1985, the last polyphonic synthesizer to be released by ...
[51]
[PDF] The 1984 Product Catalog - The Bob Moog Foundation
Powerful sequencer/MIDI capability is built into the Memorymoog Plus and can be installed in earlier Memorymoog models by your authorized Moog Service. Center.
[52]
Stop Press - MemoryMoog Plus (EMM Jan 84) - mu:zines
The Memorymoog Plus is a six-voice polyphonic synth with MIDI, a poly/monophonic sequencer, 6 sequence memories, and enhanced pitch editing.
[53]
[PDF] Lintronics Advanced Memorymoog Manual
To make servicing easier, a couple of new functions were implemented in the Advanced Memorymoog. As these functions are intended for technicians only, they are ...Missing: architecture | Show results with:architecture
[54]
https://www.matrixsynth.com/2020/03/vintage-moog-memorymoog-plus-lamm.html
[55]
Vintage Moog Memorymoog Plus LAMM Lintronics Upgrade SN ...
Mar 21, 2020 · I believe the upgrade now will cost around $8000-$9000 with one year lead time. I just have a well known bay area tech checked and went through ...Missing: ARM CPU
[56]
Memorymoog - Kenton Electronics
Integrate your Memorymoog (and Memorymoog Plus) into your MIDI setup with our MIDI Retrofit Kit - play your Memorymoog from your DAW or MIDI sequencer.<|separator|>
[57]
Moog Memorymoog - Synthpedia
The Moog Memorymoog is a polyphonic analog synthesizer released by Moog Music in 1982. It was the last of the large-format Moog synthesizers.
[58]
Moog ONE - the new 8/16-voice Memorymoog? - GreatSynthesizers
Jun 29, 2018 · The new Moog ONE, probably available as 8-voice and 16-voice machine, is reputed to look similar to the good old Memorymoog. And its features are impressive.Missing: prototype | Show results with:prototype
[59]
UVI PX Memories, Lintronics Advanced MemoryMoog Captured In ...
UVI PX Memories is not a MemoryMoog emulation but is based purely on samples. The team, which consists of a developer and sound design team, sample this iconic ...
[60]
deadmau5: “The Moog Voyager - I can't seem to escape that synth ...
Sep 14, 2022 · “Also the Moog Voyager, I can't seem to escape that synth. It's the last good Moog. Everything else has just been kind of… don't get me wrong, ...
[61]
Deadmau5's Moog Memorymoog Synthesizer | WhatGear™
Music Producers Deadmau5 has been reported using Moog Memorymoog Synthesizer (Synthesizers). Proof sources : Snagged a minted memorymoog, ...
[62]
Tom Holkenborg: “I think I paid about £15 for my Memorymoog synth
Apr 23, 2021 · Tom's acclaimed soundtracks have fused electronic music with classical approaches, cacophonous, relentless percussion and visceral rock elements.
[63]
MOOG MEMORYMOOG VOL. 1 - Vintage Synth Samples
MOOG MEMORYMOOG VOL. 1 by Vintage Synth Samples. 30 tracks, 3 minutes. View purchase options. Share Wishlist In Wishlist. Digital Album sold out.