Yamaha PSR-73

The Yamaha PSR-73 is a portable keyboard synthesizer released in the late 1980s. It was popular among amateur and professional musicians alike, and was used by artists such as the Pet Shop Boys, Depeche Mode, and the Cure.

The PSR-73 has a 61-key keyboard and a built-in sound generator. It has a variety of features, including a built-in sequencer, a drum machine, and a variety of preset sounds. It also has a built-in arpeggiator and a pitch bend wheel. The PSR-73 also has a built-in MIDI interface, allowing it to be connected to other MIDI devices.