Quilcom Subtractor | Free VST Synthesizer Instrument

Quilcom Subtractor | Free VST Synth Instrument by Rex Basterfield

The Quilcom Subtractor is a free VST synthesizer instrument which is the result of experimentation with the idea of making a synth using only noise as a source.

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Quilcom Transformer | Free VST Synth Instrument

Quilcom Transformer | Free VST Synth Instrument by Rex Basterfield

The Quilcom Transformer is another take on additive synthesis. There are 6 identical generators. At the top is a bar graph where you set the relative value of 24 partials. The resulting single-cycle waveform is shown lower left in the generator. To clear the bar graph, just double right-click. Graphs can be saved or loaded for use in other generators and presets.

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Quilcom Q-50 | Free VST Synth Instrument

Quilcom Q-50 | Free VST Synth Instrument by Rex Basterfield

The Quilcom Q-50 is a free VST synthesiser instrument inspired by the Roland D-50. It’s not an emulation and the presets and embedded wave files are not a copy of the originals. However the architecture is very similar.

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Quilcom Multiplier 2 | Free Chorus & Pitch Shifter

Quilcom Multiplier 2 | Free Chorus & Pitch Shifter by Rex Basterfield

The Quilcom Multiplier 2 is a free quadruple chorus and pitch-shift vst effects unit. The 4 stereo effects blocks are identical. Each block provides an optional input state variable static filter with adjustable cut-off frequency and resonance. This is followed by an optional chromatic pitch shifter that allows you to select musical intervals for the pitch-shift (with a fine tune setting).

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Quilcom 4EA+ | Free Additive & FM Synth

Quilcom 4EA+ | Free Additive & FM Synth by Rex Basterfield

Quilcom 4EA+ is a free VSTi synthesizer which used both additive and FM techniques. It comes with 65 presets included. They cover a wide range of types and hopefully many of them can be easily adapted to edit towards what you may have in mind.

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