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.
The frequency of this pulser depends on the capacitor and the characteristics of the relay. The...
We found this circuit in the May 1990 issue of Radio Electronics magazine. The circuit is powered by...
This circuit of old American documentation (1965) can be applied to any transistor. | Clique na...