This old 1 W audio amplifier transistor circuit is from a 1967 Japanese magazine. The transistors are germanium of the time and the type transformers found in similar equipment of the time.
This circuit is from Motorola's 1993 Linear Interface ICs. The circuit must be powered by a...
This transmitter for short range in the medium wave range was found in a Raytheon publication from...
We found this circuit in a 1977 publication for radio amateurs. It serves to test general purpose...