[sdiy] Simple clip detect LED circuit

[Paul Perry]

I had a similar application recently & I used a 7555 as a one shot.
the input triggers the pulse when the threshold is crossed.
And you have a nice binary output.

paul perry melbournre australia

----- Original Message ----- 
> It's to detect clipping on the input of a ADC, so LED needs to be 
> totally off for below threshold signals, then on for a noticeable amount 
> of time if the signal exceeds the threshold for even 1 sample (~20us).