runagate has released CombOver - a free FSU effect based on Comb Filters.
Features:
- 5 modulated comb filters.
- Comb filter time modulation provided by input audio pitch detection.
- 16 graphical sliders to choose 16 harmonic overtones for modulation source.
- 16-step sequencer to modulate selected harmonic overtone for time modulation.
- X/Y joystick-controlled vector mixer to blend between 4 harmonically-modulated comb filters.
- A variety of tempo-synced beat division choices for the sequencer.
- Stereo peak hold control on the pitch detector to ensure sensible pitch detection from stereo inputs, also acts as modulation smoothing envelope.
- Pitch detection octave selection control.
CombOver is available for Windows as a VST effect plug-in and it is free.