This circuit was found in Siliconix documentation from the 1980s. Equivalent operational amplifiers can be used and the output current is very low.
Antenova Grandis antennas can be purchased from Mouser Electronics for frequencies from 868 MHz to...
This circuit uses a switch to select the direction of rotation of a DC motor. It was found in the...
This filter was found in the May 1989 issue of Radio Electronics magazine. The power supply must...