Oscillator / VCO

Verbos Electronics - Foundation Oscillator

The long awaited small VCO from Verbos Electronics.

It is based on the same discrete transistor core as the other Verbos oscillators. In addition to outputs for the Square and Triangle…

Eowave Weather Drones

The Weather Drones is an all in one drone voice for eurorack modular.

It features a triangle based digital oscillator and a lowpass filter. Furthermore it offers three modulation sources: LFO with square…

NEUZEIT INSTRUMENTS ORBITThe ultimate tool for innovative sound design!

Orbit is a multilayered module which combines different sound processors. It features a bitcrusher with invertible bits, an harmonizer with up to five…

Make Noise DPO

A dual Voltage Controlled Oscillator designed for generating complex waveforms. Expanding on the classic arrangement of Primary and Modulator Oscillators, the DPO has both of the VCOs operable as complex signal…

DOEPFER A-111-5V SYNTHESIZER VOICE VINTAGE (AS3394) The A-111-5V is a monophonic synthesizer voice in Eurorack format. The entire sound generation and all modulation sources are 100% analog. Basically it is a Dark Energy without…

Black Corporation Deckard's Voice

Black Corporation Deckard's Voice eurorack module is an entry level semi-modular synth for eurorack systems. Sharing the same paradigm and circuit as its bigger brother Deckard's Dream, trimmed…

FRAP TOOLS BRENSOBrenso is Frap Tools’ primary analog source of articulated waveforms whose degree of entanglement can be precisely set by the musician.

Its concept developed from a reflection on the very meaning of the word…

IO Instruments - THEMISTO (VCO)

High precision VCO with wide frequency range

Clean waves without edge aberrations

PW from 0%-100% with fast edges for rich sound

Low distortion SINE wave

SUB OSC with rich sound and phase…

2hp - Pluck

Pluck is a physical modeling synth voice. It uses the Karplus-Strong algorithm to create plucked string sounds. The dampening control sets the size of the string and allows for dramatic timbral shifts.

The decay…

2hp - Sine (silver)

ine is a harmonically pure VCO with two distinct outputs.

The primary output contains a perfect sine wave with a wide frequency range and pristine volt per octave tracking. The Sub output features two sine…

2hp - Vowel (Black)

Vowel is a speech synthesis and formant oscillator. It synthesizes and approximates the human voice by generating vowel sounds. These can be manipulated to provide deep low baritones, or high pitched squeaks.…

Doepfer A-110-1 Standard VCO

Module A-110-1 is a voltage-controlled oscillator. This VCO's frequency range is about eight octaves (ca. 15Hz ... 8kHz). It can produce four waveforms simultaneously: rectangle, sawtooth, triangle,…

Doepfer A-110-1V (vintage black edition) Standard VCO

Module A-110-1 is a voltage-controlled oscillator. This VCO's frequency range is about eight octaves (ca. 15Hz ... 8kHz). It can produce four waveforms simultaneously:…

Doepfer A-110-2 Basic VCO

Module A-110-2 is a low-cost voltage-controlled oscillator. It's a slightly reduced version of the standard VCO A-110-1. Compared to the A-110-1 the A-110-2 has no sine output and the (expensive) octave…

Doepfer A-110-2V (vintage black edition) Basic VCO

Module A-110-2 is a low-cost voltage-controlled oscillator. It's a slightly reduced version of the standard VCO A-110-1. Compared to the A-110-1 the A-110-2 has no sine output…

Doepfer A-110-4 Quadrature VCO

A-110-4 is a so-called Thru Zero Quadrature VCO. The term "quadrature" means in this connection that the oscillator outputs sine and cosine waveforms simultaneously. The term "Thru-Zero" means that…

Doepfer A-111-2 High end VCO II

The successor of the A-111 High End oscillator is an utterly precise analog VCO/LFO with a extremely big frequency range, immaculate tracking over at least ten octaves and nearly perfect…

Doepfer A-111-2v High end VCO II

The successor of the A-111 High End oscillator is an utterly precise analog VCO/LFO with a extremely big frequency range, immaculate tracking over at least ten octaves and nearly perfect…

Doepfer A-111-3 Micro Precision VCO

The Micro Precision VCO is a space-saving and utterly precise analog VCO/LFO with a extremely big frequency range, immaculate tracking over at least ten octaves and nearly perfect…

DOEPFER A-111-6 MINIATURE SYNTHComplete miniature synthesizer voice module

VCO

∙ triangle core VCO
∙ manual tune control and octave switch
∙ modulation input for frequency (FM) or pulsewidth modulation (PM)
∙ manual…

Module A-143-4 is a fourfold voltage controlled low frequency oscillator (LFO). As the frequency range includes moderate audio frequencies it can be used as a four-fold VCO too.

∙ four independent VCLFOs/VCOs with triangle…

Module A-143-9 is a derivative of our planned thru-zero quadrature VCO. It is a voltage controlled sine LFO with 4 outputs. The phase shift between the outputs is 90 degrees. The sine shifted by 90 degrees is also called cosine,…

Module A-196 contains a so-called phase locked loop (PLL). The basic PLL system is shown in the sketch at the bottom of this page. A PLL consists of three parts: voltage-controlled oscillator (VCO), phase comparator (PC), and…

Qu-Bit Electronix - EON Silver (Envelope, Oscillator, and Noise)

EON is an envelope, oscillator, and noise source in 2 HP. (click here for other 2HP modules)

It has three modes that are quickly and easily set via a 3 position…

The Benjolin's circuitry is based on Rob Hordijk's well-known Blippoo Box, an unique instrument. It is a chaotic sound generator with 2 VCOs that are played autonomously by the "Rungler", a type of shift register that gets it's…

Expert Sleepers - General CV

The General CV is a combination of a powerful General MIDI synthesizer, a multi-channel CV-to-MIDI converter, and a host processor capable of generating huge amounts of MIDI data, either in response…

Intellijel Cylonix Rainmaker

The Intellijel/Cylonix RAINMAKER eurorack-format module provides a high-quality (96KHz sampling rate with 32-bit internal processing) stereo rhythmic delay and stereo comb resonator effect.

The…

ATLANTIS DUAL OSCILLATOR SUBTRACTIVE SYNTH VOICEThe Atlantis is heavily inspired by the architecture and sound of the classic Roland SH-101. It has always been one of our favorite synths and we really liked how the seemingly…

Intellijel Cylonix Shapeshifter

DUAL COMPLEX MORPHABLE WAVETABLE VCOCylonix and Intellijel have collaborated to bring you a very sophisticated and deeply complex Wavetable VCO. At the core of this module is very powerful FPGA…

INTELLIJEL DR. OCTATURE II (VCO/LFO)4-POLE LOW PASS FILTER AND OCTATURE SINE WAVE VCO/LFOJust like the original Dr. Octature the basis of the module is a 4-pole lpf inspired by the classic “cascaded ota” design, but realized…

INTELLIJEL RUBICON THRU ZERO FM TRIANGLE CORE VCORubicon main rev 008

Not long after the David Dixon finished the Dixie design he began working on a totally novel approach to implementing tzfm (thru zero frequency modulation).…

µVCFIntroducing the µVCF state variable filter.

This is another great David Dixon filter design that has been on the workbench for a while. It is a very clean and precise filter that also doubles as an excellent sine VCO.

It…

Make Noise 0-Coast (semi-modular) stand alone Synth

The 0-COAST is a single voice patchable synthesizer. It’s name reflects the fact that it utilizes techniques from both the Moog and Buchla paradigms (aka “East Coast,” and…

Make Noise STO
STOA compact Voltage Controlled Oscillator designed for generating SINE waves, Variable wave-SHAPEs, SUB-Octaves, Oscillator SYNC and Linear FM in the analog domain. The Sub-Timbral Oscillator is the more subtle and…

Richter WogglebugThe "WoggleBug" is a random voltage generator, originally designed by Grant Richter of Wiard Synthesizers. It is a continuation of the "smooth" and "stepped" fluctuating random voltage sources pioneered by Don…

Meng Qi Karp (Circuit-Bent Digital Waveguide)

Karp is a physical modeling synthesizer voice that simulates the sound of string instruments. It is based on Karplus Strong algorithms. Small errors in the code were added to create…

Special Price While stock lasts..

Moog Music Mother-32 (Eurorack & semi modular)

Unscrew the 8 screws, put a 10-16p euorack flatcable to the right connector and you have your Eurorack Mother-32! We will put the right Eurorack…

Mutable Instruments Plaits

macro oscillator

Rebooting a classicPlaits is the spiritual successor of Mutable Instruments’ best-selling voltage-controlled sound source, Braids. Not just a mkII version: its hardware and software…

Noise Engineering Ataraxic Translatron (AT)

The Ataraxic Translatron is a linear feedback shift register oscillator similar to those used in the first generation of home video game consoles such as the Atari VCS as well as many…

Noise Engineering - Basimilus Iteritas Alter (BIA) Black version

Analog inspired parameterized digital percussion

Basimilus - small foundation - from Latin basos 'foundation' with suffix -lus 'small'

Iteritas - repetitiousness…

Noise Engineering - Cursus Iteritas (CI) (black version)

Cursus Iteritas Dynamically generated wavetable oscillator using orthogonal functions.

Cursus Iteritas is an oscillator that works from a dynamically generated wavetable.…

Noise Engineering - Loquelic Iteritas (LI) Black version

Loquelic Iteritas is a 10HP digital VCO with interpretations of three classic synthesis algorithms (VOSIM, Summation Synthesis and Phase Modulation) involving dual pitch…

Qu-Bit Electronix Chord

The Chord is a plug and play solution for bringing musical polyphony to your system. It is a four voice oscillator with individual and summed outputs. All voices are tuned together, allowing for quick and…

ReBach - Catch VCO-A

∙ Eurorack Voltage Controlled Oscillator
∙ Characteristics: Warm sound through our design and beautiful FM sounds.
∙ CEM 3340 style.
∙ Superior 1v/oct tracking and temp stability.
∙ Linear FM-input…

Rebach - GR11 VCO

∙ Eurorack Voltage Controlled Oscillator Frequency range plm 2Hz > 8kHz
∙ SAW core oscillator
∙ Tuned for bass applications and applicable as semi-LFO.
∙ skiff-friendly
∙ Size: HP18 (W90.30mm H128.5mm…

Roland SYSTEM-500 510 SYNTH

With the SYS-510, designing your first modular setup or integrating classic Roland sound into your existing modular rig has never been easier. Based on the vintage SYSTEM-100m's 110 VCO, VCF, and VCA…

Synthesis Technology E330 Multi VCO

The Synthesis Technology E330 Multimode VCO is a low-cost digital oscillator with 3 unique operating modes: 2-operator FM, Morphing Wavetable or a 4-oscillator Cloud Generator (similar to the…

Synthesis Technology E370 Quad Morphing VCO black

Noble oscillators in a four-pack - The E370 Quad Morphing VCO combines four high-grade digital oscillators in one module.

Four pack of high-end oscillators – The E370 Quad…

SYNTHESIS TECHNOLOGY E370 QUAD MORPHING VCO SILVER(black version here)

Noble oscillators in a four-pack - The E370 Quad Morphing VCO combines four high-grade digital oscillators in one module.

Four pack of high-end oscillators…

Talldog - µBraids SE (uBraids, microBraids) Eurorack [Rev E]

Black version

µBraids SE is a voltage-controlled digital oscillator/sound source in 8HP with a wide range of creative and useful sound generation algorithms (aka…

Talldog - µBraids SE (uBraids, microBraids) Eurorack [Rev E]

silver version

µBraids SE is a voltage-controlled digital oscillator/sound source in 8HP with a wide range of creative and useful sound generation algorithms (aka…

The Z3000 is an all-analog, voltage-controlled oscillator that gives you the ability to implement synthesis techniques in a controlled and planned manner, turning your modular system into an even more powerful musical…

Verbos Electronics - Complex Oscillator

In the West Coast philosophy of synthesis, one oscillator modulating another is a classic way of creating rich timbres. Voltage control of the modulation and of the waveshape is essential…

Verbos Electrtonics - Harmonic Oscillator

For the first time in Eurorack, this oscillator module provides outputs for the first 8 harmonics as sine waves. Also included are triangle, saw, square waves. A voltage controlled mixer…

Vermona Modular TwinCussion

A duophonic percussion/drum module which offers you two individual, almost identical voices. Each of them has an oscillator with selectable waveforms as well as an attack-decay envelope which…

WMD - Chimera

The Chimera, pronounced "kai-meer-ah", is WMD's first percussion synthesizer module for Eurorack.

First, we recorded samples of different metallic hits to create the sonic signatures that we call Surfaces. The…

WMD Phase Displacement Oscillator MKII (PDO MKII)

Introducing the WMD Phase Displacement Oscillator (PDO). This hybrid VCO has all the feel of an analog VCO but with the benefits of digital waveshaping. The PDO will easily find a…

WMD Phase Displacement Oscillator MKII (PDO MKII) Black

Introducing the WMD Phase Displacement Oscillator (PDO). This hybrid VCO has all the feel of an analog VCO but with the benefits of digital waveshaping. The PDO will easily…

WMD Synchrodyne

Introducing the WMD Synchrodyne, a multi part and multi use eurorack module for the creation and manipulation of audio. Containing several pieces to a traditional synthesizer voice, the Synchrodyne is a powerful…

WMD Synchrodyne Expand

This is the WMD Synchrodyne Expand, we went a little crazy with it. But we figured that if you can grasp the original, you're the type that always wants to go deeper. So lets take this plunge together as we…

WMD/SSF ADSRVCA

ADSRVCA is a multi-mode envelope generator with an integrated Voltage Controlled Amplifier(VCA).

This envelope generator is capable of producing a classic, gate driven Attack/Decay/Sustain/Release (ADSR) envelope…

WMD/SSF Multi Mode Filter (MMF)

MMF is a 2 pole Multi-Mode Filter in 4 HP. It has simultaneous LowPass, BandPass and HighPass filter outputs.

MMF will self oscillate into a nice sine wave and track 1V/octave. The Resonance is…

WMD/SSF Pole Zero LP Filter

POLE-ZERO is a 4-pole (24dB/octave) low pass Voltage Controlled Filter (VCF) utilizing MOSFET transistors. MOSFETs are known for their soft, vacuum tube like distortion when overdriven.

POLE-ZERO is…

WMD/SSF Spectrum

SPECTRUM is a precision, saw-core VCO with eight possible waveforms (six simultaneous outputs), an eight octave switch, LFO mode and FM mode select with attenuation.

In addition to the standard waveforms; sine,…

WMD/SSF VC Mini Slew

MINI SLEW is a feature packed function generator and voltage controlled slew limiter.

Transient functions are generated using the rise, fall and shape controls.

Complex functions can be generated using the…

Doepfer A-111-3V Vintage

The Micro Precision VCO is a space-saving and utterly precise analog VCO/LFO with a extremely big frequency range, immaculate tracking over at least ten octaves and nearly perfect waveforms. Basically it…

Doepfer A-111-5 Synthesizer Voice (AS3394)

Module A-111-5 was out of production many years as the special circuit CEM3394 used as core of the module was no longer available. Now a clone of the CEM3394 is available…

Klavis Twin Waves MKII

Voltage-controlled Dual VCO/LFO/random

Two oscillators independently set as VCO, LFO, or random generator
Features in VCO mode:
V/Oct tracking over 10 octaves
Through zero and linear FM
Sub-octave…

Modbap - Osisris black

Osiris is a powerful and neatly packed 12hp bi-fidelity wavetable oscillator with 6+ timbre modes including FM and phase modulation, an independent sub-oscillator, LoFi processing, extensive cv modulation…