This operational amplifier circuit with variable gain was obtained in an 80's Electronic Engineering. The circuit applies to other operational amplifiers.
Using a 4046 PLL we found this circuit in the December 1989 issue of Radio Electronics magazine. The...
We found this circuit in Electronics Now magazine from December 1995. Any operational amplifier can be...
September 2016 - Mouser Electronics has announced the availability of the new regulators LDO from...