We found this circuit in the June 1992 issue of Radio Electronics magazine. The sensor is a common diode. The circuit is powered by the power grid from a 12 V transformer.
This circuit, which may have appeared elsewhere on this site, is from the integrated...
The inverter shown in the figure can generate voltages in the range of 80 to 600 volts depending on the...
This power supply provides 12 and 24 V voltages for experimental FM stations. The total current...