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Reduce a room's echo

Add Room Reduction to a microphone in a big room and let it hear how long the room rings.

Make a voice in a church or a hall sound close again. See Room Reduction.

  • The source’s sound arrives: its meter in Audio Routing moves.
  • Someone can speak for 20 seconds at the place the presenter will stand.
  • Turn off the Mac’s Voice Isolation for that microphone: it hides the room.

In Window › Audio Routing (⌥⌘A), open the source’s Add Step menu and choose Room Reduction under Live Producer. Put it before the Equalizer and the Compressor, with Clean Voice if the source has it.

Click the step’s row to open its window, then click Listen to the Room. Have the person speak for 20 seconds in sentences, with short pauses: Keep speaking… shows while it listens.

The Room row then says Rings with the time in seconds. If it says Heard no sound or No room heard, follow what it says and listen again.

Raise Strength until the tail after the words is gone, and stop before the voice sounds thin. Max Reduction keeps any part of the sound from going down by more than it says. Hold to Compare lets you hear the difference.

  • The words end clean, without the hall hanging after them.
  • With a venue in use, the next show there starts from this room.

Describes Live Producer 0.330 · 10 November 2026