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CTS · Question #182
An AV technician has been called to a lecture hall where the presenter complains of a loud squealing noise that makes their presentation inaudible. What is the BEST strategy to address the complaint?
The correct answer is D. Mute unused microphone channels on the audio mixer. See the full explanation below for the reasoning.
Performance, Maintenance, and Repair
Question
An AV technician has been called to a lecture hall where the presenter complains of a loud squealing noise that makes their presentation inaudible. What is the BEST strategy to address the complaint?
Options
- AIncrease the gain for the microphone
- BPosition the microphone away from the presenter
- CPosition the microphone in front of the loudspeakers
- DMute unused microphone channels on the audio mixer
How the community answered
(45 responses)- A9% (4)
- B4% (2)
- C2% (1)
- D84% (38)
Topics
#audio feedback#microphone management#gain structure#troubleshooting
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