DX1 is a 32-voice polyphonic bitimbral synthesizer allowing for 2 simultaneous patches. LFO section features Sine/Square/Tri/SAW up/SAW Down/Random waveforms. VCA has 6 envelope generators each of which has 8 parameters. There’s no effects section. The...
DX7S (S stands for single timbre) is one of the improved versions of DX7 featuring the increased internal patch memory, upgraded implementation of MIDI significantly improving it and enhanced the output sound fidelity. The original model featured 12-bit...
DX9 is a 16-voice polyphonic synthesizer based on digital 4-operator FM synthesis. There’s no filter section. VCA features an ADSR envelope. Memory provides with 20 patches. DX9 was released in 1983 – same year DX7 hit the market. Back then it was...
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...
DX7 II FD (FD stands for Floppy Drive). The version is equal to the DX7 II D with the addition of a floppy disk drive. The instrument offered 1MB of memory space which is identical to 40 RAM cartridges delivering thousands of voices and making fractional scaling, SysEx data available.