"That diode idea sounds good. Does it work well? Any cons such as colouring the response?
I did try the LED limiter thing but in my limited testing found that it thinned out the sound (ie. I lost bass response). It kind of seemed to undo some of the…"
"Leds are good photo-generators, so any light that gets in will add noise. Perhaps covering with heat shrink would prevent such a problem. The led should start to conduct around 1.4 volts and would make a good clamp. Myself, I use diodes…"