Two sensors are used in this simple remote-control circuit, one to switch on and one to switch off the relay. The circuit is from 1986 documentation. The transformer has 12 V of secondary.
This circuit was published in an English magazine from 1980. The magazine no longer exists, but...
This is the power source suggested in the old European publication for the CB19635E watch. The...
The EVAL-CN0397-ARDZ evaluation board from Analog Devices is compatible with Arduino shields to...