This 6-transistor Japanese radio for the medium wave range was manufactured in the 1960s in Japan. The circuit is superheterodyne with a 6 V power supply.
Based on common components, this circuit was found in an English publication. The circuit is...
This circuit is from Mullard 1969 documentation. The circuit operates at a relatively high supply...
In relation to the previous circuit (CB18493E) this spy has an extra transistor, which can be a...