> 4KHz would also give you LFOs up to 2KHz, which > should be enough for most > things. 4KHz would be the Nyquist limit... that would give you a 2KHz LFO that was correct in polarity, but thats all... You would probably not be able to do an LFO much over 400Hz... which is still way higher than most practical LFOs would need to be H^) harry