Amplifier

Amplifier

Any electronic device designed to inrease the volume of sound.

Industry: Consumer electronics

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Amplifier

Standby switch

Consumer electronics; Amplifier

A feature that allows tubes to idle (remain warm) while an amp is not in use; e.g., between sets. This reduces the strain on tubes caused by frequent heating and cooling.

A preferred amplifier circuit grounding system, where all the local grounds for each stage are connected together, and a wire is run from that point to a single ground point on the chassis, back at ...

Suppressor grid

Consumer electronics; Amplifier

A grid in a pentode vacuum tube that is used to minimise secondary emission from the plate, by virtue of it's negative charge, which repels electrons emitted and returns them back to the plate. It ...

Sustain

Consumer electronics; Amplifier

The phenomenon in which a sound lasts without appreciable degradation or decay.

Swirl

Consumer electronics; Amplifier

A dynamically-changing, slightly "phasey" sound as a note or chord decays, which is common to some tube amps. Typically, "swirl" is caused by a midrange "dip" or varying duty-cycle change in a ...