We found this circuit in the January 1992 issue of Radio Electronics magazine. The circuit consists of an automatic gain control.
Standing wave ratio or SWR is an important measure of whether all power from a transmitter is being...
Here we show how to add a reset key to the monostable using two NAND gates (CB127E). When the key...
This short-range circuit can act as a wireless microphone. We got the schematic and the printed...