MATRIXSYNTH: Roland GR-100 GR-300 - You MUST Do This Mod! Power Supply Repair - Vintage Analog Guitar Synth DIY

Thursday, October 01, 2020

Roland GR-100 GR-300 - You MUST Do This Mod! Power Supply Repair - Vintage Analog Guitar Synth DIY


WayneJoness

"This video details a modification to the GR-100, GR-300 or GR-33B power supply. Replacing the problematic tantalum capacitors with much more reliable modern equivalents."

https://www.joness.com/gr300/gr-300_gr-100_power-supply-repair.htm

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