The transistor as a switch
Like its bipolar cousin, the field-effect transistor may be used as an
on/off switch controlling electrical power to a load. Let's begin our
investigation of the JFET as a switch with [...]
OPERATIONAL AMPLIFIER BASICS
OPERATIONAL AMPLIFIER BASICSby Harry Lythall
Introduction
The Operational Amplifier (Op-Amp) was developed many years ago for analogue
computing. This was in the days when the output information from a calculation [...]