It worked! I used HimemX to limit the ram to 512mb. The soundfont loaded correctly and I was even able to switch back to having 1gb ram afterwards. Doom sounds much better now.

Good idea. I have 1gb in this machine at the moment. I'll try and find a smaller stick or limit it down to 512mb with HimemX

Interesting. I can get the SCC-1 soundfont and also tried HL4MGM successfully. However, I tried various others and none would load. Even the 10Mb SC-55.SoundFont.v1.2b failed. If I reduce the memory to smaller than the file I get a different error. I also tried setting to static rather than dynamic …

I've followed this and everything is working perfectly except loading the SC-55 soundfont. I get the error message "Load the soundfont file failed!". Any suggestions to get around this? Also, is it possible to use the gameport for midi output in dos instead of the built-in GM? I have both an SC-7 …