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Zener diodes are primarily designed to regulate the output voltage of a power supply. As a voltage regulator, a stable maximum voltage is allowed to pass through the diode. This maximum voltage is...
Tubes are still commonly used in guitar amplifiers and in power amps in high end stereo systems. Many different tubes are popular, including the much beloved EL34, KT88, 6550 and 6L6. Tubes...
The tube, or valve, amplifier is based on vacuum tubes that increase signal power. Tube amplifier are popular with musicians using electric guitar. Valve amps can also be used for satellite, radar...
Diodes are electronic components that serve a variety of purposes in electrical and electronic devices. They are used in everything from industrial power supplies that operate heavy machinery to...
An amp meter is a measuring device that measures electrical current between two points; typically through a wire. Current is created when there is an electromagnetic force (EMF) or voltage between...
A pre-amplifier, or preamp, takes electrical current from a transducer and increases its voltage gain to a higher level. A transducer could be an audio device such as a microphone, a guitar pickup...
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