The presented circuit makes use of a common operational amplifier that must be powered by a symmetrical source. R resistors from 10k to 1M determine the gain and compression of the signal.
The figure shows how to obtain different voltages from a fixed voltage using a 7805. The circuit is...
April 2017 - Microchip's new PICLF153 microcontrollers that already incorporate analog and...
This XTAL oscillator was found in the January 1986 issue of Radio Electronics magazine. Any gate...