Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Well I'm sure most people here, including AG, know that audio is very much an after thought for opamps, with their original use been in analogue computers.
I have made many audio and video amps. But I have never made a battery voltage/current monitor (except plenty of circuits with a zener diode that dims an LED as the battery runs down) nor a light meter.
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