Found in old American documentation, this receiver transmits signals via the power grid. We can use it on links or remote control. The components admit equivalents.
We found this project in a 1982 publication. What we have here is an audio signal relay trigger, which...
This power supply was originally designed to power the amplifier shown in CB16743E, but it can be...
This circuit generates signals for adjustments in FIs of 10.7 MHz. The transistors can be BC548 or...