Feldspar is a virtual analog synthesizer (made with SynthEdit) featuring a range of tempo-based modulation options.
- 16 LFO waveforms
- Ring modulator with 18 algorithms
- Tempo-synced delay with high and low pass filters in the feedback path
- Drift function for controlling oscillator pitch instability
Feldspar costs $16.95 which also includes FeldsparFX, a VST effect plug-in based on Feldspar’s architecture. A demo version is available at Contralogic; it is fully functional except the output periodically drops to silence.