This circuit is intended to recover a very weak signal at a receiver, for example, a CW signal or a tone signal. The circuit is from a Popular Electronics from the 90s.
This TTL circuit uses LED indicators and must be powered by a voltage of 5 V. The capacitor...
This circuit measures the power of a transmitter being sandwiched between the antenna output and the...
This power supply was originally developed for the CIR10160, but can be used with other VHV (Very...