3HP Paperface Camelion

August 18, 2017

The 3HP DSP Module is available now.


Demo of what a CZ-VCO can do

August 9, 2017

One really capable VCO in 3HP and a favorite demo of mine:

Order the 3HP CZ-VCO $49

The CZ-VCO is now open-source and found in the Paperface menu to the right.

The dsp-G2 available now

August 6, 2017



dsp-G2 model

3 years after the release of the popular dsp-G1 analog modelling synthesizer the dsp-G2 is now released.

The gen-2 chip has better features:

  • Fully polyphonic DCO with pitchbend and Detune
  • LFO can now modulate the DCO pitch and pulse width
  • 6dB HPF
  • 24dB LPF with Resonance
  • Filter ENV
  • Can run on MIDI Ghost power
  • SOIC-20 SMT package

The chip is available now for $30 and the carrier PCB that allows it to be built into a MIDI-DIN plug for $10.

Order the dsp-G2 synth chip $30

Order the dsp-G2 MIDI PCB $10




JVS-01 Chip still available for $10

August 5, 2017


You can still get the JVS-01 Semi Analog Synth Voice chip for $10.

Build your own bass synth with minimal components.

Order the JVS-01 $10


dsp-Gplug sale – Still some available

July 26, 2017

dsp-Gplug hires

There is a limited sale on the prebuilt dsp-G1 synth, the dsp-Gplug.

There are still some available for $30.

The MIDI synth is ghost powered and requires no batteries or power cords.

A free MIDI Editor is also available.


Order the dsp-Gplug Prebuilt $30

Download the dsp-Gplug manual v1.0

Download the dsp-G1 editor

Gplug shipment

50% Summer Sale On Synth Chips

July 25, 2017


Until end of July there is a 50% sale on the JVS-01, ENV6, CZ1, K5 and dsp-G1 chips.

Use the opportunity to build your own synths at a reduced price.

Order the JVS-01 chip $10

Order the ENV6 chip $15

Order the CZ1 chip $10

Order the K5 chip $10

Datasheets and demovideos are available at http://www.dspsynth.eu

Synsonique Drum now available

July 23, 2017


This is a remake of the classic Synsonic drum.
This one is pocket size, 92x76mm and uses touch pads instead of piezo sensors.
You play it with your fingers.

4 Drum sounds with touch pads.
Tuning knob.
Runs on a CR2032 battery.

A great rainy summer day project and probably the easiest DIY kit ever made.
Great for beginners.

Order the Synsonique Kit $30

Order the Synsonique Prebuilt $49


u808 drums is now open-source

July 20, 2017

The u808 drum chip is now open-source.

The code is available in the 3HP Paperface page to the right.

CZ1 is now open-source

July 19, 2017

The CZ1 Phase Distortion chip, used in the CZ-VCO, is now open-source.

The code is available in the 3HP Paperface page to the right.

New 3HP Paperface OSC Euro Modules

July 17, 2017





A new line of 3HP euro Oscillator modules are released today.

The are called the Paperface line because of their white classic panels.

The Paperface line includes the PD module, a phase distorsion oscillator, the PS module, a SuperSAW oscillator and the DSP Camelion, A DSP module that can be reprogrammed with a wavefile through the audio out port without a programmer.

Available both as a DIY kit for $39 and Prebuilt for $49.

Check them out at http://www.dspsynth.eu among other cool DIY stuff.

You’ll also find it as DIY in the menu to the right.