Found in American documentation from the 1990s, this circuit generates signals in the 350 to 500 MHz range. The output power is in the order of 100 mW at 50 ohms.
We found this circuit in an American publication from the 1990s. Any FET can be used. The circuit...
This small power supply with selenium diode appeared in Radio Electronics in October 1958. The...
The instrument is a common multimeter on the lower voltage scale. The FET can be BF245 or MPF102. The...