FM-Four — is a simple VST instrument that recreates four operators FM synthesis with some improvements like good known YAMAHA OPL/OPL2 chipsets. FM-Four can produce wide range of timbres that are rich in harmonics. Main features: 8 FM Algorithms 4 operators with coarse and fine tuning 8 waveforms per operator (Sinus, Half-sinus, Abs-sinus, Quarter-sinus, Square, Triangle, Half-triangle, Abs-triang