We found the circuit of this Japanese transistorized commercial receiver in a documentation from the 1960s. It is a radio for the medium wave range with 6 transistors and 9 V power.
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
This circuit is from 2002 documentation, requiring a symmetrical source of 6 to 12 V. The signal...
This circuit was found in a 1968’s General Electric documentation. The circuit uses components from...