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 is from the LM107 manual, which is a component of the 80s. The circuit can be adapted to...
Found in American documentation from the 90s, this circuit has an input resistance of 100...
This circuit was found in a 1994 documentation. Its signal is applied to any small integrated...