Amplification is central to many branches of electronics; describes amplifier types, how they work, their properties, advantages and disadvantages, and applications.A power amplifier is often used at the output stage of an audio system to drive the loudspeaker. ... Examples may be found in circuits for controlling electric motors, solenoids and high- intensity lamps. ... power. The small-signal transistor, such as the BC548, is replaced by one designed for passing larger current, such as theanbsp;...
|Publisher||:||Newnes - 1998|