With this circuit it is possible to measure RF signals with a common multimeter. Signals up to 200 MHz can be detected. The diode supports general-purpose equivalents.
The reference voltage for this circuit can be selected digitally. The circuit is from Radio...
This basic circuit for a germanium transistor at the time was taken from a Mullard Manual from...
Found in the July 1993 Electronics Now magazine, this circuit provides an output voltage whose...