This circuit was found in a 1967 Japanese documentation. It consists of a touch control system with two transistors from the time. The circuit uses a power source and sensitive relays.
To work with the above circuits, this decoder provides an output of 10. The circuit is from an...
Another version of the many symmetrical power supplies we have in this section. This one is from a...
Incandescent lamps of up to a few amps can be placed to flash with this circuit. The frequency depends...