This circuit was based on Maxim's MAX4374. The circuit senses the current in a 0 to 20 V line and has a timed output signal, with time given by R1 and C1. Power is supplied with 5V.
This is an improvement on the previous circuit with a preamplification stage. The circuit is from...
This circuit was found in a Texas Instruments handbook about operational amplifier. It has a very...
This circuit was found in an American publication from 1965. The circuit uses components from that...