Audacity Forum

I am building an optical pickup using a photodiode connected to a LM741 op-amp(datasheet: http://www.kynix.com/uploadfiles/pdf9675/LM741CH.pdf ). My circuit is similar to this one: https://i.stack.imgur.com/hzZEO.gif photodiode circuit Except that I've added a passive high-pass filter after the outp...