Befaco

We are a synthesizer designing platform from Barcelona.
Working for DIY/Open source culture from 2010 and now offering also assembled modules.
We offer regular workshops in London, Berlin, Barcelona and Madrid.
If you want to organize our workshop in your city write us a line to: befacosynth[[[at]]]gmail.com
Befaco is possible thanks to the support of the Hangar.org Art centre.

OUT, Stmix, Rampage, Instrument Interface v2 and Muxlicer are among Befacos most popular products.

Contact

News from the Labs

Befaco MIDI Thing V2

30. Apr 2024, 12:36 Befaco

MIDI Thing V2

MIDI Thing v2 is releasing tomorrow! Go get one from your favorite dealer! In the meantime, check user manual and further infos in our website: https://www.befaco.org/midi-thing-v2/

Befaco

21. Mar 2024, 09:34 Befaco

Don't miss Saturday's event (23/3/2024) We will present three new modules https://www.youtube.com/live/Dy0YPOreeaw?si=9WhHpOb7twFWDSNB

Befaco Noise Plethora

10. Nov 2021, 16:59 Befaco

Noise Plethora

So excited to tell Noise Plethora is ready!!! The release date is the Dec 7th. As usual Available as Assembled Module, DIY kit, and PCB set for the bravest. More info video demos etc here: https://www.befaco.org/Noise-Plethora/

Befaco Chopping Kinky

17. Mar 2017, 17:53 Befaco

Chopping Kinky

People of modulargrid: the Kinky is here! Dual wavefolder with a Kinky twist! Chop out and the possibility to go from silence, to unitary gain to full folding!

Befaco Rampage

15. Nov 2015, 20:32 Befaco

Rampage

Rampage Files + info uploaded! http://www.befaco.org/en/rampage/

Befaco Dual Atenuverter

11. Aug 2015, 21:38 Befaco

Dual Atenuverter

New dual atenuverter version is out. Now only 5HP!

BF20 VCF

Befaco MS-20 Filter Clone

Discontinued

11 HPFilter

Input/Output

Befaco Input/Outputs and Preamp

11 HPExternal

Noise & Lag

Befaco Noise & Lag

11 HPDelay Noise Utility

Out

Befaco Outputs

Discontinued

5 HPExternal

QUAD VCA

QUAD VCA (discontinued)

Discontinued

11 HPVCA Quad

RING MOD

Ring Modulator

Discontinued

11 HPRing Modulator Utility

S&H + Lag

Sample and Hold with Lag

11 HPSample and Hold Utility

Slope Gen 282

Slope Generator 282

$89 MSRP

11 HPEnvelope Generator LFO Oscillator Utility

VCO III

VCO III

11 HPLFO Oscillator

Quad VCA V2

Quad VCA V2 (discontinued)

Discontinued

11 HPMixer Quad VCA

Mixer

quad mixer

5 HPMixer Quad

Tube Distortion VCA

Tube Distortion VCA

Valve distortion and voltage controlled attenuator VCA

11 HPAttenuator Distortion VCA Tube

Sallen Key Filter BF-22

Sallen Key Filter BF-22

Korg MS-20 early version inspired Filter

$271 MSRP

17 HPFilter Dual/Stereo

BEFACO SLICER V3

BEFACO SLICER V3

BEFACO SLICER V3

20 HPClock Generator

Crush Delay

Delay based on the PT2399

$166 MSRP

Discontinued

11 HPDelay Digital

ADSR

VC ADSR

$165 MSRP

Discontinued

11 HPEnvelope Generator

Dual Atenuverter

Dual Atenuverter

CV/Audio utility able to attenuate, invert and apply offset to an input signal

$106 MSRP

Discontinued

6 HPAttenuator Polarizer Utility

Hexa VCA

Hexa VCA with Mixer option.

$313 MSRP

Discontinued

17 HPMixer VCA

Slope Generator v2

Slope Generator v2

Slope Generator v2

$236 MSRP

Discontinued

17 HPFunction Generator Dual/Stereo Envelope Generator LFO Oscillator

Instrument Interface

Instrument Interface

Instrument / signal processor Module

$212 MSRP

Discontinued

11 HPEnvelope Follower Envelope Generator Multiple

Even VCO

High Precision VCO with Octave Select

$192 MSRP

Discontinued

8 HPOscillator

Output module with headphones out.

Output module with headphones out.

Output module

$170 MSRP

Discontinued

6 HPExternal

SAMPLING MODULATOR

SAMPLING MODULATOR

A multi-function module. Something between a VCO a Sample & Hold and a 8 step trigger...

$252 MSRP

Discontinued

8 HPOscillator Sample and Hold Sequencer

VC Slew Limiter

VC Slew Limiter

Voltage controlled Slew limiter AKA Lag Processor

$136 MSRP

Discontinued

6 HPSlew Limiter

Joystick controller

Joystick controller

Arcade style controller

$159 MSRP

Discontinued

17 HPController

Mixer v2

Four channel mixer

Discontinued

5 HPMixer

Spring Reverb

CV controlled Spring Reverb

$260 MSRP

Discontinued

8 HPEffect

MIDI thing

Quad MIDI to CV Converter

$236 MSRP

Discontinued

6 HPMIDI

BURST

Probabilistic Burst Generator

$91 MSRP

Discontinued

6 HPClock Generator Clock Modulator Random

Dual Atenuverter

Dual Atenuverter

Dual CV/Audio utility able to attenuate, invert and apply offset to an input signal

$103 MSRP

Discontinued

5 HPAttenuator Utility Mixer

Rampage

Dual Sergesque Slope Generator with Logical Crossfading

$280 MSRP

18 HPCV Modulation Envelope Generator Function Generator Envelope Follower Slew Limiter Dual/Stereo Comparator LFO

Sallen Key Filter BF-22

Sallen Key Filter BF-22

Korg MS-20 early version inspired Filter. Black panel

$258 MSRP

17 HPDual/Stereo Filter

Sampling modulator

Sampling modulator

. Something between a VCO a Sample & Hold and a 8 step trigger sequencer. Black panel.

$224 MSRP

8 HPOscillator Sample and Hold Sequencer

Spring Reverb

CV controlled Spring Reverb

$246 MSRP

8 HPReverb

Even VCO

High Precision VCO with Octave Select. Black panel

$224 MSRP

8 HPOscillator

Hexa VCA

Hexa VCA with Mixer option. Black panel

$297 MSRP

Discontinued

17 HPMixer VCA

Instrument Interface

Instrument Interface

Instrument / signal processor Module. Black panel.

$202 MSRP

Discontinued

11 HPEnvelope Follower Filter PreAmp Slew Limiter

Mixer

Four channel mixer. Black panel

$87 MSRP

Discontinued

5 HPMixer

VC Slew Limiter

VC Slew Limiter

Voltage controlled Slew limiter AKA Lag Processor. Black panel

$129 MSRP

Discontinued

6 HPSlew Limiter

Output module v2

Output module v2

Output module with headphones out.

$140 MSRP

Discontinued

6 HPExternal

Crush Delay v2

PT2399 Digital garbage generator and delay

$280 MSRP

Discontinued

11 HPDelay Digital Noise VCA

A*B+C

Dual four-quadrant multiplier with VC Offset

$165 MSRP

Discontinued

6 HPMixer Ring Modulator VCA Dual/Stereo Attenuator Polarizer

Complex Envelope Generator

Complex Envelope Generator

Buchla 281e Quad Function generator clon

Discontinued

23 HPCV Modulation Envelope Generator Function Generator Quad

MIDI-CV

Midi to CV module

Discontinued

11 HPMIDI

Joystick

2 Axis CV generatior/attenuverting Joystick

$146 MSRP

12 HPAttenuator Controller CV Modulation Utility

VC ADSR

Voltage controlled ADSR with state gate outs

$179 MSRP

8 HPEnvelope Generator

MIDI Thing

4 channel multi mode MIDI to CV converter

$224 MSRP

Discontinued

6 HPMIDI

Chopping Kinky

Dual Wave folder wich chopping out

$224 MSRP

8 HPSwitch Waveshaper

INamp

Dual preamp module

$118 MSRP

4 HPPreAmp

PowSkiff

Skiff friendly power supply

Discontinued

4 HPPower

Hexmix

6-channel performance mixer with EQs mutes and Pan

$561 MSRP

28 HPEqualizer Mixer Panning Utility Dual/Stereo External

Hexpander

Hexmix expander with 3 aux sends, PFL, individual outs per channel and master...

$400 MSRP

28 HPExpander External Mixer Utility Dual/Stereo

Burst

Probabilistic and pingable Burst generator

$189 MSRP

8 HPClock Generator Clock Modulator Frequency Divider Random

HexMix VCA

Six chanel VCA / Mixer with continuous shape function Log-Lin-expo on a pot.

$297 MSRP

14 HPAttenuator Mixer VCA

Muxlicer

VC adressable sequential switch and sequencer

$236 MSRP

16 HPSequencer Switch Clock Generator

VCADSR

Discontinued

10 HPEnvelope Generator

OUT

Output Interface and Headphone amp

$142 MSRP

4 HPExternal Utility

Crush Delay v3

Digital noise generator and delay

$224 MSRP

11 HPDelay Digital Noise VCA

Kickall

VC Analog Kick drum voice

$224 MSRP

6 HPDrum Synth Voice

Stmix

Four channel stereo mixer

$150 MSRP

6 HPMixer Dual/Stereo

STMIX

4 channel stereo mixer w/ aux input

$150 MSRP

Discontinued

6 HPMixer Dual/Stereo

Percall

VC Quad Decay & Four Channel Mixer

$271 MSRP

12 HPEnvelope Generator Mixer VCA Quad

VCMC

Voltage Controlled MIDI Controller

$425 MSRP

20 HPMIDI

Rampage POCOCHIS edition

Rampage POCOCHIS edition

Dual Sergesque Slope Generator with Logical Crossfading

$392 MSRP

Discontinued

18 HPComparator CV Modulation Dual/Stereo Envelope Follower Envelope Generator Function Generator Slew Limiter Waveshaper

Instrument Interface v2

Instrument Interface v2

Audio pre amp with envelope follower.

$295 MSRP

8 HPEnvelope Generator PreAmp External

CV Thing

CV to MIDI converter

$259 MSRP

6 HPMIDI

Lich

Programmable multi-function module based in Rebel Technology OWL platform.

$324 MSRP

12 HPDigital Delay Dual/Stereo Effect MIDI Oscillator Reverb

Morphader

Four channel CV controlled Crossfader

$270 MSRP

12 HPController CV Modulation Mixer Quad Utility

Noise Plethora

Four voice algorithmic noise generator with analog multimode filters

$378 MSRP

14 HPFilter Noise Synth Voice

MEX

Muxlicer Trigger expansion

$92 MSRP

4 HPExpander

AC/DC

Class-compliant DC coupled audio interface

Discontinued

6 HPDigital External PreAmp Utility

Pony VCO

Analog Thru-Zero Wavefolding VCO/LFO

$200 MSRP

4 HPLFO Oscillator

Pony VCO 1U

Analog Thru-Zero Wavefolding VCO/LFO

$210 MSRP

24 HPDynamics LFO Oscillator VCA Waveshaper

Motion MTR

Molten Modular's CV and Audio Utility / Realtime Visualizer

$176 MSRP

6 HPAttenuator Mixer Polarizer Utility

ST AMP

1u Input Stereo AMP

$107 MSRP

10 HPDual/Stereo PreAmp

Output 1U

Output module with cue and headphones

$117 MSRP

16 HPDual/Stereo Utility

STMIX 1U

Four channel Stereo Mixer

$129 MSRP

28 HPDual/Stereo Mixer Utility

MIDI Thing V2

MIDI-CV Interface

$325 MSRP

6 HPExternal MIDI CV Modulation Function Generator Oscillator

FX Boy

GB cartridge-based effects unit

$448 MSRP

12 HPEffect Distortion Filter Fuzz Waveshaper

1U MOTION MTR

Molten Modular's CV and Audio Utility / Realtime Visualizer

$189 MSRP

34 HPAttenuator Mixer Polarizer Utility

1U TRS

Total flexibility for the Befaco 7U or Intellijel cases rear connectors Jacks.

$47 MSRP

6 HPAttenuator Dual/Stereo Expander External Utility

TROLLEY BUS "ON/OFF"

TROLLEY BUS "ON/OFF"

ON/OFF for Trolley Bus.

$252 MSRP

4 HPPower

Voltio

VOLTIO is an accurate Manual Voltage Source. It is somewhere between a music tool and...

$159 MSRP

6 HPUtility Controller Tuner

Pony VCF

Space-conscious lowpass filter and volume processor.

$195 MSRP

6 HPFilter Mixer VCA

Octaves VCO

A harsh and funky take of an additive Oscillator.

$248 MSRP

12 HPOscillator

Oneiroi

Experimental synth voice focused on ambient pads and drone-like soundscapes

$479 MSRP

30 HPDelay Effect Filter Resonator Reverb Synth Voice Dual/Stereo Looper

Molten Bypass

A Stereo bypass module to gate control the send of your signals to your favorite effect!

$149 MSRP

4 HPSwitch Utility Dual/Stereo

Bandit

Bandit is a fun combination of band-pass filters, VCAs, and routing options.

$167 MSRP

8 HPDynamics Equalizer Filter VCA Mixer Quad

FX Boy 1U promo blank

FX Boy 1U promo blank

FX Boy 1U promo blank

8 HPBlank Panel

MIDI Thing V2 USB Expander

MIDI Thing V2 USB Expander

2 HPExpander

Atte

Quad Attenuator/Inverter, Splitter, and Offset Generator

$109 MSRP

4 HPAttenuator Polarizer

Befaco Mixer

Utilitarian audio and CV mixer

$129 MSRP

4 HPAttenuator Mixer

A*B+C v4

Voltage-Controlled Voltage Processor

$186 MSRP

6 HPAttenuator Polarizer Ring Modulator Utility VCA

Slew

Voltage-controlled lag processor and slope detector

$143 MSRP

4 HPEnvelope Generator Slew Limiter

MuDi

Clock Multiple, Conditioner, and Divider in a compact 2HP format

$107 MSRP

2 HPClock Modulator Multiple

Phono AMP

Hi-gain amplifier with selectable RIAA and LINE INs, and a ground binding post.

$113 MSRP

12 HPExternal PreAmp Dual/Stereo Utility

Pedal S-R

The perfect interface to connect external FX to your modular.

$113 MSRP

10 HPExternal PreAmp Utility

Pedal POW

Optimize your gig setup by powering your favorite pedals directly from your Eurorack case.

$113 MSRP

6 HPPower