The Yamah EMR-1 is a budget drum module in the same series as the EMT-1 and EMT-10.
Due to its inexpensiveness and relative simplicity, it is a common target for circuit benders.
Year Released: 1988
Preset Patterns: 32
Tempo Range: 32 - 280 BPM
ROM Size: 37 waveforms at 8-12 bit resolution
Screen: 3-character, 7-segment display
Yamaha EMR-1 Drum module ($54.99)