Yamaha SY77 / TG77 ROM Cards

Synth Ethnic ROM Card VC7707 produced by Akira Inoue via this auction

"Arguably the hardest to find, most rare ROM card for the SY/TG77 and SY99 synthesizers. This amazing selection of ethnic/world based synth sounds comes toward the end of Yamaha’s SY/TG77 era. Timeless sounds."

JSPA Vol. 2 ROM Card VC7706 via this auction

One of the much harder to find ROM cards available for the Yamaha SY/TG77 and SY99 synthesizers. Another fantastic example of Yamaha’s output of timeless sound design."

JSPA Vol. 1 ROM Card VC7705 via this auction

"One of the much harder to find ROM cards available for the Yamaha SY/TG77 and SY99 synthesizers complete with its case and insert. Another fantastic example of Yamaha’s output of timeless sound design."

Drums 1 ROM Card Set via this auction

"Secret weapon selection of very classy late 80s early 90s drum waveforms and patches for the SY/TG77 and SY99 synthesizers. Superb additional patches ranging from electric pianos to basses and pads as well. Very underrated and musical card set."