The Casio MT-45 is an analog home keyboard with squarewave-based sound generation and rhythm accompaniment.
The CPU in the MT-45 is an HD44140 and the accompaniment CPU is an NEC D930G. The Casio MT-46 is a variation with a different color palette.
Year Released: 1982
Keyboard: 49 mini keys
Polyphony: 8 notes
ROM: 8 sounds, 8 rhythms
Power Consumption: 1.8 watts
Dimensions: 633 mm x 188 mm x 70 mm
Weight: 2.5 kg
This keyboard has built-in 1-watt mono speaker(s).
Batteries: D x 5