This transmitter for the 40 meter or 7 MHz band was found in a magazine 73 for radio amateurs of the 90s. The circuit has a power of ½ W.
Found in a 90’s Electronic Engineering, this circuit tests the three phases of such a supply. The...
This circuit was obtained from Linear Technology's own component manual of the 1990s. The circuit...
We found this circuit in a 1965 Electronic Design. Transistors are still common but admit...