Complex sentence: The Yamaha FS1R was a synthesizer manufactured by the Yamaha Corporation from 1998 to 2000, based on Formant synthesis-it also had FM synthesis capabilities similar to the DX range.
Split into simpler sentences: The Yamaha FS1R is a sound synthesizer manufactured by the Yamaha Corporation from 1998 to 2000. Based on Formant synthesis, it also has FM synthesis capabilities similar to the DX range.