11 Terms
Home > Industry/Domain > Consumer electronics > Amplifier
Amplifier
Any electronic device designed to inrease the volume of sound.
Industry: Consumer electronics
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Amplifier
PCB
Consumer electronics; Amplifier
Printed circuit board, or PC board. A piece of phenolic or glass-epoxy board with copper clad on one or both sides.
Peak wattage
Consumer electronics; Amplifier
Also referred to as peak power, peak wattage is the maximum instantaneous power of a signal. Amplifiers are able to perform at their peak for only short periods of time. See RMS.
Pentode
Consumer electronics; Amplifier
A five-element electron tube, containing a control grid, screen grid, suppressor grid, cathode, and plate as active elements, in addition to the filament.
Phase inverter
Consumer electronics; Amplifier
A circuit that generates two output signals, each 180 degrees out of phase with the other.
Photofet
Consumer electronics; Amplifier
An optoisolator in which an LED controls the turn on/off of a bilateral MOSFET device. These devices are commonly used as channel-switching devices.
Piggyback
Consumer electronics; Amplifier
Refers to an amp and speaker cabinet combination in which the head (amp circuitry) and speakers are not housed in the same enclosure.
Pilot lamp
Consumer electronics; Amplifier
A light that indicates whether an amp or other electrical device is turned on.
