Amplifier

Amplifier

Any electronic device designed to inrease the volume of sound.

Industry: Consumer electronics

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Amplifier

fuse

Consumer electronics; Amplifier

A replaceable protective device that breaks a circuit when the current becomes abnormally high. A fast-blow fuse is generally used in delicate circuits, whereas a slow-blow fuse is use in more rugged ...

fuse holder

Consumer electronics; Amplifier

A socket or metal clip that allows for easy replacement of a fuse. Generally located on the back of an amp or within the chassis.

gain boost

Consumer electronics; Amplifier

Increasing the amount of amplification or gain.

global negative feedback

Consumer electronics; Amplifier

Negative feedback that is applied over several amplifier stages, as opposed to local negative feedback, which is applied on one stage only.

graphic equalizer

Consumer electronics; Amplifier

A device containing multiple filters with separate, fixed frequency centers, which allows for boosting or cutting particular signal ranges.

grid leak biasing

Consumer electronics; Amplifier

The small amount of grid current in the tube generates a negative bias voltage across this resistor, which biases the tube to the proper operating point with respect to the cathode, which is ...

sag

Consumer electronics; Amplifier

A "drooping" of the power supply voltage in a guitar amplifier as a note or chord is played. This "drooping" causes a slight drop in volume, for an effect similar to a compressor.