Monthly Archives: July 2013
Here are some photos of the ROM switcher board in my Kawai R-100 Drum machine. The expansion board is dated 1987. My unit contains three 4Mbit mask ROMs: MN234000KAA, MN234000KAB, MN234000KAC I think these ROMs are the original R100 and … Continue reading
Great expansion and feature upgrade for the beloved DX7.