Hi,
I am trying to make a negative peak detector using a LM324 for a low frequency (e.g., 440Hz), low voltage (500mV max) signal. I'm kinda lost because this op amp is biased at 0V so I think I need some kind of virtual ground, but I'm not very experienced... could someone give me a hand?
Thanks!
I am trying to make a negative peak detector using a LM324 for a low frequency (e.g., 440Hz), low voltage (500mV max) signal. I'm kinda lost because this op amp is biased at 0V so I think I need some kind of virtual ground, but I'm not very experienced... could someone give me a hand?
Thanks!