Frequency Central

  Frequency Central System X Filter 10HP Eurorack DIY synth kit NOW OBSOLETE! LAST OF THE KITS AVAILABLE HERE.  The classic Roland 100M VCF redesigned to use 2 x LM13700. The...

  Freq Central System X Low Pass Filter  This is a DIY KIT: Frequency Central System X Low Pass Filter (MU) Build Guide The Frequency Central System X Lo Pass Filter is based on the Roland...

  Frequency Central System X S&H/Noise 10HP Eurorack DIY synth kit System X S/H Noise is a sample and hold/noise module based on the Roland 100M 150 module. As well as sample...

  Frequency Central System X VCO Full kit for building the original Frequency Central System X VCO. now obsolete- LAST OF THE SILVER PANEL KITS Includes the main pcb, daughterboard tempco...

  Frequency Central System X Oscillator MU DIY synth kit Rick Holt has created some amazing dotcom/MU modules including the System X series.  Based on the Roland System 100M VCO, with...

  Frequency Central Tempograf Tempograf is a small 4HP clocking module derived from our popular Chronograf module. It takes some of the key features of Chronograf and presents them in a small...

  ThermoNuclear is a sub-miniature vacuum tube based overdrive. The first stage is a MOSFET with switchable mu-amp. The second stage is a self biased sub-miniature pentode with switchable...

  NO LONGER AVAILABLE FROM FREQUENCY CENTRAL THESE KITS DO NOT INCLUDE A PCB OR PANEL. IF YOU ARE ADEPT AT MAKING PCBS AND PANELS YOURSELF THIS COULD BE A VERY GOOD VALUE! 10HP Eurorack DIY...

  Frequency Central Turn! Turn! Fixed voltage source with BIG KNOBS and multiple voltage ranges.   Fixed voltage sources are not a new idea in modular, but we hope that Turn!...

  Frequency Central Ultra Wave VC LFO 10HP Eurorack DIY Kit This full DIY synth kit includes everything you need to build the module.  As of 2019 these kits include the black panel...

  Frequency Central Volts Platz Volts Platz is CV Mixer based on the Roland 100M 132 module, with some nifty extra features which expands it’s use still further.   It has 4 inputs...

  Frequency Central Wave Runner LFO MU DIY synth kit Wave Runner is a multi-waveform sync-able LFO based on the Electric Druid TAPLFO2D family of code, but with some...

  Frequency Central Waverunner LFO Based on a modified and improved tapLFO PIC from Electric Druid.   This full DIY synth kit comes with a black panel, and also includes the...

  Frequency Central Where?  The Frequency Central Where? is a passive router and rotary switch utility. Where? is a two channel device with feel-good clunky rotary switches that take 4...

  Frequency Central Whiteface Whiteface is based on the legendary ARP4023 VCF module often found in the “whiteface” ARP Odyssey Mk1. I’ve engineered out the rare parts and...

  Frequency Central Wonderland Wonderland is an 8×8 active patchbay/matrix mixer/switcher for both audio and control voltages. Features 8 inputs (1 through to 8),...

  Frequency Central XVCO Two XVCO TWO is essentially the Roland 100M VCO adapted to Euro. There are individual outputs for ramp, square and triangle – an improvement on the original...