Multi-modules
Modules that contain several “sub-modules”. These can be multiple functions, but also practical “toolboxes” that combine very different tasks in one module. The “Multiple Modules” category is independent of the other, more functionally oriented categories.
Polyphonic modules
Modules specifically designed for polyphonic use that share a common control surface for the four voices.
- A-105-4 Quad Poly SSI VCF
- A-111-4 Quad Precision VCO
- A-132-8 Octal Poly VCA
- A-135-5 Polyphonic Mixer
- A-141-4 Quad Poly VCADSR
- A-149-4 Quad Random Voltage Source
- A-171-4 Quad VC Slew Limiter
- A-190-5 Polyphonic USB/Midi-to-CV/Gate Interface
Dual or stereo modules
Dual modules or modules specially designed for stereo use.
- A-101-3 Modular 12 Stage Vactrol Phaser
- A-114 Ring Modulator
- A-121s Stereo Multimode VCF
- A-127 VC Triple Resonance Filter
- A-132-3 Dual linear/exponential Voltage Controlled Amplifier
- A-133-2 Dual VC Polarizer
- A-138f Dual 3-Way Crossfader
- A-142-2 Dual Envelope Controlled VCA
- A-150-1 Dual Voltage Controlled Switch
- A-170 Dual Slew Limiter
Quad modules
Modules with four equally equipped sub-modules, but in contrast to the dedicated polyphonic modules with individual setting options for each sub-module.
- A-143-1 Complex Envelope Generator / LFO
- A-143-4 Quad VCLFO/VCO
- A-149-4 Quad Random Voltage Source
- A-183-5 Quad Attenuator
Octal modules
Modules with eight identically equipped sub-modules or eight times the same functionality of a module.
- A-130-8 Octal Linear VCA
- A-150-8 Octal Manual/Voltage Controlled Programmable Switches
- A-152 Voltage Addressed Track&Hold / Switch
Multi functional modules
Combination of different tools in a single module.
- A-101-2 Vactrol Lowpass Gate
- A-111-5 Mini Synthesizer Voice
- A-111-6 Miniature Synthesizer Voice
- A-117 Digital Noise / Random Clock / 808 Sound Source
- A-118-1 Noise + Random Voltage
- A-118-2 Noise / Random / T&H / S&H
- A-149-1 Quantized/Stored Random Voltages
Sound sources
Oszillators and noise generators.
Oscillators
- A-110-1 Standard VCO
- A-110-2 Basic VCO
- A-110-4 Quadrature Thru Zero VCO
- A-110-6 Trapezoid Quadrature Thru Zero VCO
- A-111-1 High End VCO
- A-111-3 Micro Precision VCO / VCLFO
- A-111-4 Quad Precision VCO
- A-111-5 Mini Synthesizer Voice
- A-111-6 Miniature Synthesizer Voice
- A-112 VC Sampler / Wavetable Osc.
- A-143-4 Quad VCLFO/VCO
- A-143-9 Voltage Controlled Quadrature LFO/VCO
- A-188-1 BBD Module
Noise
- A-117 Digital Noise / Random Clock / 808 Sound Source
- A-118-1 Noise + Random Voltage
- A-118-2 Noise / Random / T&H / S&H
- A-149-1 Quantized/Stored Random Voltages
- A-152 Voltage Addressed Track&Hold / Switch
Filter
(pure) low pass filters
- A-101-2 Vactrol Lowpass Gate
- A-102 Diode Low Pass Filter
- A-103 18dB Low Pass Filter
- A-105-1 SSM 24dB Low Pass Filter
- A-105-4 Quad Poly SSI VCF
- A-111-5 Mini Synthesizer Voice
- A-111-6 Miniature Synthesizer Voice
- A-120 24dB Low Pass Filter
- A-171-4 Quad VC Slew Limiter
Low pass filters in multi mode filters
- A-101-1 Vactrol Multitype Input VCF
- A-101-6 Opto FET Filter/Phaser
- A-104 Trautonium Formant Filter
- A-106-1 Xtreme Filter
- A-106-5 12dB SEM Type VCF
- A-106-6 16-fold VC XPander Filter
- A-107 Multitype Morphing Filter
- A-108 6/12/24/48dB Low Pass Filter
- A-121 Multimode Filter
- A-121-2 12 dB Multimode Filter
- A-121s Stereo Multimode VCF
- A-124 Wasp Filter
- A-127BOM Breakout Module
(pure) high pass filters
High pass filters in multi mode filters
- A-101-1 Vactrol Multitype Input VCF
- A-101-6 Opto FET Filter/Phaser
- A-106-1 Xtreme Filter
- A-106-5 12dB SEM Type VCF
- A-106-6 16-fold VC XPander Filter
- A-107 Multitype Morphing Filter
- A-121 Multimode Filter
- A-121-2 12 dB Multimode Filter
- A-121s Stereo Multimode VCF
- A-124 Wasp Filter
- A-127BOM Breakout Module
(pure) band pass filters
- A-127 VC Triple Resonance Filter
- A-128 Fixed Filter Bank
- A-129 / 1 Vocoder Analysis & A-129 / 2 Vocoder Synthesis Section
Band pass filters in multi mode filters
- A-101-1 Vactrol Multitype Input VCF
- A-101-6 Opto FET Filter/Phaser
- A-104 Trautonium Formant Filter
- A-106-5 12dB SEM Type VCF
- A-106-6 16-fold VC XPander Filter
- A-107 Multitype Morphing Filter
- A-108 6/12/24/48dB Low Pass Filter
- A-121 Multimode Filter
- A-121-2 12 dB Multimode Filter
- A-121s Stereo Multimode VCF
- A-124 Wasp Filter
- A-127BOM Breakout Module
Notch filters in multi mode filters
- A-101-1 Vactrol Multitype Input VCF
- A-101-6 Opto FET Filter/Phaser
- A-106-5 12dB SEM Type VCF
- A-106-6 16-fold VC XPander Filter
- A-107 Multitype Morphing Filter
- A-121 Multimode Filter
- A-121-2 12 dB Multimode Filter
- A-121s Stereo Multimode VCF
- A-124 Wasp Filter
- A-127BOM Breakout Module
(pure) phase shifter / allpass filters
Phase shifter / allpass filters in multi mode filters
Vocoders
- A-129 / 1 Vocoder Analysis & A-129 / 2 Vocoder Synthesis Section
- A-129 / 3 Vocoder Slew Limiter
- A-129 / 4 Slew Limiter Controller
- A-129 / 5 Voiced/Unvoiced Detector
Other sound shapers
BBD / reverb / digital FX
- A-112 VC Sampler / Wavetable Osc.
- A-188-1 BBD Module
- A-189-1 Voltage Controlled Bit Modifier / Bit Cruncher
Frequency dividers
- A-113 Subharmonic Generator
- A-115 Audio Divider
- A-160-1 Clock/Trigger Divider
- A-160-2 Clock/Trigger Divider II
Ring modulators / frequency shifters
Waveshapers
- A-116 VC Waveform Processor
- A-144 Morphing Controller
- A-167 Analog Comparator / Subtractor / Offset Generator
- A-168-1 PWM Generator
- A-172 Maximum / Minimum Selector / Rectifier
Mixers, amplifiers and distributors
Attenuators and manual amplifiers
Mixers
- A-130 Linear Voltage Controlled Amplifier
- A-131 Exponential Voltage Controlled Amplifier
- A-132-8 Octal Poly VCA
- A-135-5 Polyphonic Mixer
VCAs
- A-101-2 Vactrol Lowpass Gate
- A-111-5 Mini Synthesizer Voice
- A-130 Linear Voltage Controlled Amplifier
- A-130-8 Octal Linear VCA
- A-131 Exponential Voltage Controlled Amplifier
- A-132-3 Dual linear/exponential Voltage Controlled Amplifier
- A-132-8 Octal Poly VCA
- A-142-2 Dual Envelope Controlled VCA
Crossfaders
Panners
Polarizers
Switches
- A-150-1 Dual Voltage Controlled Switch
- A-150-8 Octal Manual/Voltage Controlled Programmable Switches
- A-155 Analog/Trigger Sequencer
Modulation sources / modifiers
CV modifiers
- A-129 / 3 Vocoder Slew Limiter
- A-129 / 4 Slew Limiter Controller
- A-167 Analog Comparator / Subtractor / Offset Generator
- A-170 Dual Slew Limiter
- A-171-4 Quad VC Slew Limiter
- A-172 Maximum / Minimum Selector / Rectifier
CV sequencers
Envelope generators
- A-111-5 Mini Synthesizer Voice
- A-111-6 Miniature Synthesizer Voice
- A-119 External Input / Envelope Follower
- A-140 ADSR Envelope Generator
- A-141-2 Voltage Controlled Envelope Generator VCADSR / VCLFO
- A-141-4 Quad Poly VCADSR
- A-142-2 Dual Envelope Controlled VCA
- A-143-1 Complex Envelope Generator / LFO
- A-144 Morphing Controller
LFOs
- A-111-3 Micro Precision VCO / VCLFO
- A-111-5 Mini Synthesizer Voice
- A-141-2 Voltage Controlled Envelope Generator VCADSR / VCLFO
- A-143-1 Complex Envelope Generator / LFO
- A-143-4 Quad VCLFO/VCO
- A-143-9 Voltage Controlled Quadrature LFO/VCO
- A-147-2 Voltage Controlled Delayed Low Frequency Oscillator
Other modulation sources
- A-144 Morphing Controller
- A-177-2 External Foot Controller II
- A-198 Trautonium Manual / Ribbon Controller
Random generators
- A-117 Digital Noise / Random Clock / 808 Sound Source
- A-118-1 Noise + Random Voltage
- A-118-2 Noise / Random / T&H / S&H
- A-149-1 Quantized/Stored Random Voltages
- A-149-4 Quad Random Voltage Source
- A-152 Voltage Addressed Track&Hold / Switch
Trigger
Trigger / gate generators
- A-117 Digital Noise / Random Clock / 808 Sound Source
- A-129 / 5 Voiced/Unvoiced Detector
- A-167 Analog Comparator / Subtractor / Offset Generator
- A-168-1 PWM Generator
- A-177-2 External Foot Controller II
- A-198 Trautonium Manual / Ribbon Controller
Trigger / gate modifiers
- A-113 Subharmonic Generator
- A-160-2 Clock/Trigger Divider II
- A-160-5 Voltage Controlled Clock Multiplier / Ratcheting Controller
Trigger sequencers
- A-154 Sequencer Controller
- A-155 Analog/Trigger Sequencer
- A-157 Trigger Sequencer Subsystem
- A-160-5 Voltage Controlled Clock Multiplier / Ratcheting Controller