Roland D-110 Digital Linear Arithmetic Synthesizer Rack

Yamaha TF 1 / TF-1 FM synthesizer rack module for TX816 and TX216 (1)

Roland S-550 Digital Sampler Untested For Parts / Repair from Japan

Roland SC-55 mkII SOUND Canvas Made in Japan 1993 w/Adapter Workingz ZF38753

Kawai K1r Digital Synthesizer Sound Module Rack from Japan Tested

ROLAND U-220 Total Percussion Sound Module Composer Rack Synthesizer Japan

Roland U-220 PCM Sound Module Rack Synthesizer

KORG 03R/W Synthesizer Sound Module Rack Unit Junk Power On from japan