For signals up to about 500 kHz modulated in amplitude and transmitted by the power network, the figure shows the receiver. The circuit is from a Radio Electronics from February 1989.
This circuit produces a low frequency magnetic field used in old inductive remote controls with a...
This circuit was originally designed to operate with the CB18751E which transmits its signals via...
This circuit was found in an American documentation from 1970. We can increase the number of...