Hey Rich! > handling custom-chip events - hence the audio drop outs. Does increasing the > size of the audio buffer reduce the problem? > Increasing the buffer does reduce the problem, proportionally to the size of the buffer it appears, that is .. the pops and clicks seem to be twice as far apart with a buffer double size (I tried a 16kb sound buffer, up from 8kb). A 160kb buffer caused a segfault, just for interest, lol :) Cheers, Lem