Feldspar is a free VSTi software synthesizer for Windows that offers a range of tempo-based modulation options.
- 16 LFO waveform shapes
- 18 Ring modulator algorithms
- Tempo-synced delay with high and low pass filters in the feedback path
- Simulated oscillator pitch instability for vintage analog style sounds
The download also includes FeldsparFX, a VST effect plug-in based on Feldspar’s architecture.
Here’s a preview of the sound of Feldspar: