Modular Voltage Controlled Amplifiers

- Legendary Analog VCO/VCF/VCA Module for Eurorack

- An authentic reproduction of the original “System 100M” circuitry from the 80s

- Can fit in a standard Eurorack case

Amplification of both audio and CV signals

Switchable between linear and logarithmic response

3-Year Warranty Program*

Designed and engineered in the U.K.

HP : 4

Depth: 30 mm

Current: +10mA (+12V) / -10mA (-12V)

Type: 2 x 3.5 mm TS jacks

Impedance: 50 kΩ, unbalanced

CV range: 0-10 V

4hp VCA with master level control

Continuously variable response curve shape

Dedicated offset (bias) control

Type: 3.5 mm TS jack, DC coupled

Impedance: 100 kΩ, unbalanced

Max input level: +10 V

Type: 4 x 3.5 mm TS jacks, DC coupled

Impedance: > 1 MΩ, unbalanced, half normalled

Max input level: 10 V p-p

Electable sequence length – up to 16 steps

Quantized CV output – 9 different scales

Adjustable Gate length for each step

Moog to eurorack section

Eurorack to Moog section

Skiff friendly, compact design

Full analogue design

Vacuum tube based VCA – two miniature pentodes for better gain reduction

Two unconventional CV controls – CVs are not mixed, but they control different grid voltages of the tubes

4 independent VCAs

Sequential output mixing

Signal level indicator LEDs

Max attenuation: -110dB

Module width: 3HP

Module depth: 35mm

VCO, LFO and two VCAs

Sync input on both the LFO and the VCO

LFO from 0.2 Hz up to 200Hz for FM synthesis

VCA, Envelope Generator and Filter

Digital envelope generator

Analog VCA and filter

Width: 8 TE / 8 HP / 40.3 mm

Depth: 45 mm

Current: +40mA (+12V) / -40mA (-12V)

Power consumption: 0mA at +12 V and 0mA at -12 V

Depth: 20mm

HP : 4

Module Width: 10hp

Module Depth: 26mm (Including power lead)

Current Usage: 30mA Positive, 12mA Negative

Audio level: 10Vptp

Module width: 10HP

Module depth: 35mm

The frequency of VCNO can be modulated via CV – just patch any CV signal into this jack

Applying a clock signal here bypasses the internal PITCH frequency generator. You can apply a clock from a trigger sequencer to create a pseudorandom drum trigger

Size: 8HP – Depth: 40mm / 1.5"

Power: +12V 105mA / -12V 33mA

Size: 8HP – Depth: 40mm / 1.5”

Power: +12V 50mA / -12V 55mA