Synthrotek MST VCO Voltage Controlled Oscillator (Sneak Preview)

In this video, Steve Harmon of Synthrotek previews their MST VCO Voltage Controlled Oscillator.

The MST VCO is a 100% analog 6-octave 1V/O trackable precision oscillator. It offers pulse width and modulation controls, along with 5 waveform outputs.


  • Coarse and Fine tuning controls
  • Manual and CV controlled PWM (pulse width modulation)
  • 3-octave selector switch
  • 2 Modulation inputs; MOD1 can be attenuated with MOD 1 AMT knob
  • Pulse Width Modulation input which can be attenuated
  • 1V/O adjustment trimmer for making adjustments
  • 1V/O CV input jack
  • 5 waveform outputs (can be used simultaneously): Sine, Triangle, Sawtooth,
  • Sawtooth +1 octave, Square
  • Frequency range: 2Hz-14.39 Khz (Sawtooth +1: 28.77 Khz)

Pricing and availability for the Synthrotek MST VCO Voltage Controlled Oscillator are to be announced, but Harmon expects it to be available in a few weeks. See the Synthrotek site for more info.

One thought on “Synthrotek MST VCO Voltage Controlled Oscillator (Sneak Preview)

  1. Finally releasing this!

    I actually just finished up the CV/Audio Mixer and have all the other modules waiting on me in my build box.

    They are great so far and the white pcb panels look excellent.

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