This RF circuit measures transmission power from 0.25 W to 10 W. The maximum frequency depends on the diode and the gauge is an analog instrument. A multimeter can be used instead.
This circuit was found in a 1967s Motorola documentation. The circuit regulates the voltage of an...
Found in National Semiconductor documentation from the 1990s, this circuit employs basic...
In this circuit, which uses one of the four comparators of an LM339 (or LM139 or 239), capacitor C1 and...