Sony WM GX 90 recorder, functional test. | Sony WM GX90 just restored, function test. An extremely rare item, in original box, almost mint, with original accessories, all. Test video, enjoy!
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SONY WM-GX50 WM-GX51 SM Service Manual download, schematics, eeprom, repair info for electronics experts
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Restored this rare WM-GX90 recording walkman today. It is a beautiful piece of engineering. : r/cassetteculture
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