We found this circuit in a 1980s documentation. The circuit uses general purpose transistors, triggering an LED indicator.
This circuit is interesting for experiments and can be part of the bench in the form of a module. The...
This RF wattmeter was found in an American 1980s documentation. The components are common and the...
The configuration shown allows to obtain a high voltage gain for FETs. FETs can be BF245 or...