This receiver was found in a Japanese publication in 1967. The circuit uses germanium transistors and details of the coils are not given. Power is supplied by a 9 V battery.
This simple MW radio circuit with two transistors was obtained in an Argentine publication from...
This debouncer circuit uses a transistor to produce a single pulse when the switch is triggered. The...
To work with the above circuits, this decoder provides an output of 10. The circuit is from an...