This 8 W amplifier with germanium transistors was found in a Japanese documentation from 1967. The circuit is of the commercial type and is powered by two 12 V batteries or by a symmetrical source.
Found in a 1990s Popular Electronics, this circuit uses a small transformer matched to the...
This circuit was obtained in an Electronic Design from the 90s. The circuit uses transistors from the...
We found this precise crystal oscillator for the 144 MHz band, depending on the crystal used. The...