Browse Learn
Back to encyclopedia

Live entertainment

Gain before feedback

The usable amplification available before a microphone-loudspeaker loop becomes audibly unstable.

Also known as: GBF

Reviewed

Setup

  • Improve it through source-to-microphone distance, microphone and speaker directivity, placement, stage-volume control, appropriate processing, and disciplined monitor mixes rather than indiscriminate equalization.

Venue contexts

  • Theatre, concerts, festivals, broadcast, and corporate events, as applicable

Signal flow

  • Confirm the source, patch, transport, control, and destination for the system involved.

In practice

Improve it through source-to-microphone distance, microphone and speaker directivity, placement, stage-volume control, appropriate processing, and disciplined monitor mixes rather than indiscriminate equalization.

Explore related entries

Related entries

Sources