Live sound and performance · updated 2026-08-16
RINGING OUT A ROOM
Pushing monitors to the edge of feedback and notching the frequencies that ring first, so you get usable stage level.

Photo: McFly Power to Play Tour, Bridlington Spa front-of-house pre-show (opens in a new tab) by Hullian111 (opens in a new tab), via Wikimedia Commons — CC BY-SA 4.0 (opens in a new tab)
Key takeaways
- Pushing monitors to the edge of feedback and notching the frequencies that ring first, so you get usable stage level.
- Done carefully it buys usable headroom; done aggressively it hollows out the tone.
- Three or four narrow cuts is usually the practical limit before the vocal starts sounding processed.
- Watch out: ringing out a room and then changing mic or monitor positions.
- Sits under live sound and performance in this glossary, with 2 primary sources below.
Quick checklist
- Can you define ringing out a room in one sentence without looking?
- Can you point at ringing out a room in a real session, mix or contract?
- Have you tried the practical move above at least once?
- Would you catch the common mistake before it costs you a take?
- Have you opened one of the primary sources below rather than a forum thread?
RINGING OUT A ROOM IN DEPTH
Ringing out means deliberately raising gain until the system starts to feed back, identifying the offending frequency, notching it, and repeating. Done carefully it buys usable headroom; done aggressively it hollows out the tone.
How it works in practice
Three or four narrow cuts is usually the practical limit before the vocal starts sounding processed.
The mistake people make
Ringing out a room and then changing mic or monitor positions. The resonances move and the notches no longer apply.
WHERE RINGING OUT A ROOM SITS
Ringing out a room belongs to live sound and performance in the Sampled music glossary. The stage vocabulary: what the engineer means when they wave at you.
TEST YOURSELF
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3 quick questions on ringing out a room. Answers are marked instantly — nothing is sent anywhere.
1. Which statement best describes ringing out a room?
2. What is the mistake people most often make with ringing out a room?
3. In practice, which of these applies to ringing out a room?
Ready for the full thing? Take the 25-question terminology test and get a certificate with your name and score.
SOURCES AND CITATIONS
Free, primary references for ringing out a room — standards bodies, manufacturers, government offices and university course material. Each one lists the line of this entry it backs up.
- Shure live sound resources (opens in a new tab)
Primary reference · shure.com
“Pushing monitors to the edge of feedback and notching the frequencies that ring first, so you get usable stage level.”— the claim this source supports
Why it counts: Published by the organisation responsible for the thing being defined, so it is a first-hand source rather than a summary of one.
- AES technical library (opens in a new tab)
Professional standards body · Audio Engineering Society
“Ringing out means deliberately raising gain until the system starts to feed back, identifying the offending frequency, notching it, and repeating.”— the claim this source supports
Why it counts: AES writes and reviews the engineering standards and peer-reviewed papers this terminology comes from.
RELATED TERMS IN LIVE SOUND AND PERFORMANCE
- Stage plot and input list
- Backline
- Hearing protection and exposure limits
- Gain before feedback
- Line array
- Splitter and multicore
- Wireless frequency coordination
- Advance (touring)
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