OPM Instrument Collection
From 8BitDev.org - Atari 7800 Development Wiki
OPM Instruments From Synthesizers
The following instrument patches have been found online, and have been converted from Sysex format to 8-instrument OPM format, for convenient use with the YM2151 sound chip.
- Dx100_factory_patches.zip
- Fb1_factory_patches.zip
- Tx81z_factory_patches.zip
- Dx100-synthpopalooza.zip - contributed by Bobby Clark
- Fb01-synthpopalooza.zip - contributed by Bobby Clark
- Fb01-alt-patches.zip
- Fb01-techno-plus.zip
- Fb01-tims-amw.zip
- Fb01-variety-pack.zip
- Tx81z_bonus_pack.zip
As with all sysex conversions between different Yamaha FM synths, the patches may sound somewhat different on the YM2151 than they did on the original source, due to differences in the underlying hardware.
OPM Instruments from Games
The following instruments were pulled from games.