HY-Mono | Free Monophonic Synthesizer VST plugin

HY-Mono | Free Synth Plugin by HY-Plugins

HY-Mono is a free monophonic synthesizer VST plugin. The structure of this synth is based on Oberheim SEM.


Synth Parameters

  • There are two VCO units + Sub/Noise unit.
  • Each VCO unit can generate saw/pulse waveform.


  • Bigger knob = coarse(range: -24 to +24 semitones)
  • Smaller knob = fine(-3 to +3 semitones)


  • Frequency or Pulse width of oscillator can be modulate by envelope/lfo

Pulse Width

  • Set pulse width of pulse waveform(not affect to saw waveform)


  • Turn on sync button, oscillator of VCO2 will be synced to oscillator of VCO1.


  • select waveform of Sub oscillator


  • You can control oscillator volume in VCF panel.



  • cut-off frequency


  • resonance level


  • modulation depth(-100 to 100 %)
  • modulation source = Env2/LFO

Filter Type

  • you can control balance of lowpass and highpass turn on “Bp” button, filter output switch to bandpass.


  • you can control outputs of VCO section by three knobs at the bottom of VCF panel

Requires :

  • Windows: Windows 7 or higher (32 / 64 bit)
  • OSX: OSX 10.8 or higher (32 / 64 bit).


Price: Free

Info & Download >> HY-Plugins / HY-Mono

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