This amplifier with gains between 5 and 100 was found in the May 1988 issue of Radio Electronics magazine. The circuit requires a symmetrical power supply.
This Maxim Voltage Supervisory integrated circuit can be obtained from Mouser Electronics. It has...
Any FET can be used on this 80's circuit. Power can be supplied with batteries. The output is...
March 2017 - Coilcraft SLR series inductors for currents up to 100 A can be obtained from Mouser...