This transmitter power meter was found in the March 1999 issue of Electronics Now magazine. The circuit uses an analog indicator and does not require a power supply.
Luminus SST 20 Deep Red LED Mouser Electronics is announcing in its stock the SST-20, a 60%...
For someone who wants to take advantage of a double transformer in a good power supply, we found...
We found this simple circuit with headphones listening in Radio Electronics magazine from March...