Precision Rectifier (CB24972E)

This instrumentation circuit is from the June 1986 issue of Radio Electronics magazine. Equivalent operational amplifiers may be used.

Audio Cable Tester (CB3827E)
This simple circuit tests both monophonic and other two-wire audio cables. The circuit is powered...
Remote Control Via Power Grid Receiver (CB18752E)
This circuit was originally designed to operate with the CB18751E which transmits its signals via...
Soft Start Power Source (CB14508E)
This configuration has already been found in other manuals, as the LM117 is manufactured by...