Recent content by biff44

i guess the main problem in your case will be errors and omissions insurance. If it is work that requires a PE stamp, people will be coming to you because it is required by the local building codes, or by their insurance, to save themselves if something goes wrong. So you will need that...

a whole bunch of simple things can be going on. you mention AC signal. but how is it hooked up to the op amps? if there is any DC component to the signal, even a millivolt or two, that much gain will drive the output to one of the supply rails, and either clip the AC output, OR just make is a...