Guide · 5 min read
Wedding Venue Sound Limiters Explained
A sound limiter is a decibel meter wired to the stage power. When the room gets louder than its threshold it cuts the sockets — usually mid-chorus, usually at the worst moment of the night.
What actually trips a limiter
Bass frequencies, drums and crowd noise all count towards the reading, not just the DJ's volume. A room of 80 people singing along can trip a limiter even when the speakers are set politely, and a live band with an acoustic drum kit is often impossible to keep under the threshold at all.
Once it trips, the power stays off for a set cool-down period. Two or three cuts in an evening is usually enough to empty a dancefloor.
Why headphones are immune
The transmitter draws about as much power as a phone charger and produces no sound in the room. There is no decibel level for the limiter to measure, so it cannot trip. The only noise is guests singing — and that is the part everyone films.
If you still want a band or DJ
Plenty of Devon couples run both: the band plays within the limiter until the curfew, then the headphones take over. Your DJ can also feed one channel directly from their mixer, so they keep working without fighting the meter.
Common questions
Will a sound limiter cut off a silent disco?
- No. A silent disco produces no amplified sound in the room, so there is no decibel level for the limiter to measure and nothing to trip.
Can my band play through silent disco headphones?
- A live band can be fed into a transmitter if their desk provides a suitable output, though most couples use the band within the limiter and switch to headphones afterwards.