This 3-digit circuit was found in the 1992 special edition of the Radio Electronics Handbook. The circuit produces a standard voltage for bench testing.
The circuit is from the Texas Instruments component datasheet. With it currents up to 2.7 A can be...
With this circuit it is possible to measure RF signals with a common multimeter. Signals up to 200...
This simple logic level tester was found in Radio Electronics from the 90s. The inverters are of...