This nonlinear gain circuit was found in a 1965 Electronic Design. The configuration can be used as a basis for modern designs with equivalent transistors.
Mouser Electronics has in stock the Texas Instruments TPS7A90 Low Voltage Dropout (LDO) Linear...
The purpose of the circuit shown in the figure is to open and close the contacts of a relay...
June 2017 - The new touch switches C & K KXT series can now be obtained from Mouser Electronics. These...