Yamaha SPX90 II Repair and Teardown - Part 1
30:19
Yamaha SPX90 II Repair and Teardown - Part 2
19:15
Yamaha SPX90 || A 1980's Icon
32:01
Yamaha SPX90 II Video 1
1:23:32
Ultimate Guide To Vintage Audio Repair. Old Electronics Troubleshooting. Repairing Tips & Solutions
23:24
Roland Jupiter X Sounds - Jean Michel Jarre - Oxygene Full Album with only one synthesizer.
28:14
Lexicon LXP-15 Repair and Teardown
20:15
4 SPX90's in One?! Yamaha FX900
29:52