Fixing, Restoring and Modding a Korg Poly-800!
9:49
Korg Poly 800 Battery Mod Synth Hunter Episode 31
1:30:43
Is the Korg Poly-800 a Legendary Synthesizer?
1:01:10
DX7s Repair (not just a battery change)
1:12:05
Retrofuturism | 1970s A Berlin School | Vintage Synths and Electronic Vibes
17:26
Korg Poly 800 Hafıza pili değişimi ve fabrika seslerinin tekrar yüklenmesi.
18:46
Korg Poly-800 EX | The little synth that could!
27:18
This 12V 60W Lamp PSU has blown up. How to Identify the Blown Components and fix it
28:24