The Yamaha DX21 is a synthesizer released by Yamaha in 1983. It is a four-voice polyphonic synthesizer with two digital oscillators and two analog oscillators per voice. It features a variety of sound-shaping controls, including an envelope generator, a...
The Yamaha TX81Z is a classic FM synthesizer released by Yamaha in 1987. It is a 4-operator FM synthesizer with 8-note polyphony and 32 algorithms. It was one of the first synthesizers to feature a built-in digital effects processor and was used on many classic tracks from the 1980s and 1990s.