Yamaha YRM33 (303)

MIDI macro & monitor

Yamaha YRM303 YRM33 MIDI macro cartridge

1986
Initially sold for ¥12,800

The Yamaha YRM303 MIDI Macro and Monitor software is a full suite of tools to manage MIDI inputs and outputs through an MSX computer. You can monitor the MIDI sequences of a MIDI instrument, play back MIDI sequences by means of the MIDI Macro Assembler or the MIDI Monitor or use the program between two MIDI instruments to filter or merge incoming data.

Yamaha YRM303 help screen
Yamaha YRM303 help screen