UCD based amp

[oldmaelstrom2]

I build class D amplifier based on Philips Application Note. Please help me, how i can get right clip signal from
amplifier to use it for limiter based on LM13700?

 

[eseemann]

look on this circuit, I use this for visual clip indication:
http://users.ece.gatech.edu/~mleach/lowtim/graphics/clip.pdf

 

[oldmaelstrom2]

thanks

 

[eseemann]

you can try a opto in replace of D4 (LED) to use the clip signal to other functions