Found in the May 1988 issue of Radio Electronics magazine, this circuit is sensitive to small variations in input voltage. The power supply must be symmetrical.
This power amplifier circuit was marketed in Japan in the 1960s. The transistors are made of...
This circuit can also operate with SW and even VHF signals up to 150 MHz. The circuit can be...
We found this circuit in documentation from the 1980s. The transformer is of the low voltage type...