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Newest page first uploaded March 17 2025 14:43:34.
How to tune Korg Polysix
An addendum to the official service manual. Tip to use alternative notes and frequency chart.
Last update October 30 2019 18:55:38.
Simmons SDS 7
Understand the inside of your SDS 7 drum brain, for repair, mods or your curiosity.
Last update January 15 2022 18:30:32.
PG-800 programmer clone
An attempt to clone the sought-after PG-800 programmer for Roland Super JX-10, MKS-70 and JX-8P using Arduino developer platform.
Last update January 30 2018 22:10:31.
EPROM sample selector
Use bigger EPROM and split memory by addressing pins manually.
Last update February 05 2018 14:40:05.
They are not all alike
Proteus 2000 series different main boards and DACs.
How to identify EMU ROMs.
Last update June 06 2022 11:35:19.