This circuit is powered by a voltage of 4.5 V, being common in radios of the 60's. The circuit is from Mullard's transistors reference manual.
Found in Linear Technology documentation from the 90s, this circuit uses components from that...
We found this circuit in a 90s 73 magazine for radio amateurs. The circuit has 3 W of power and can...
The coil of this small FM transmitter that works as a wireless microphone consists of 4 turns of...