Eprom with firmware version 1.1. This is not an Upgrade/update, this eprom is usefull. to replace a defected Rom. Yamaha Rx-21.
YAMAHA RX21 DIGITAL RHYTHM PROGRAMMER DRUM MACHINE VINTAGE
YAMAHA RX21 Digital Rhythm Programmer Drum Machine RX 17 U2210 240328
POWER SUPPLY FOR YAMAHA RX21 DIGITAL RHYTHM PROCESSOR ADAPTER 12V (2 METER)
Yamaha RX21 Digital Rhythm Programmer Tested & Working Made In Japan Free Ship
Yamaha RX21 Drum Machine 80s Vintage Retro
Yamaha RX21 Digital Rhythm Programmer Drum Machine
