Adding a simple Peak led and Vu meter

ScottWang

Joined Aug 23, 2012
7,396
You can using the comparator as LM393 to setup the voltage to do the voltage comparator that you want to detect, and you can also using ne555 to do the monostable circuit to keeping the peak state with led to show the state how long you like, or you want to have a led fade out effect.
 
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