Anchor MegaVox PRO MEGA-6000 Manuel du propriétaire - Page 8
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Feedback
Feedback is a howling or shrill sound that is self-generated by the
sound system. It is caused by microphone pickup of the sound
emanating from the speaker and then being re-amplified. Once
generated, this can be a self-sustaining phenomenon.
Causes of Feedback
Avoiding & Eliminating Feedback
CAUTION:
Feedback can
be damaging
to both your
equipment
and a persons
hearing.
Microphone is located behind sound system.
6
• Microphone too close, pointing towards or in front of
speaker.
• Volume setting too loud for room.
•
Sound reflections from hard surfaces, walls, etc.
•
Point the microphone into a different direction.
•
Keep the microphone away from the speaker; position the
speaker in FRONT of the microphone.
•
Reduce the volume of the sound system. Have all volume
controls set to minimum prior to powering on the sound
system.
• Place sound dampening material over hard surfaces; curtains
or sound dampening foam.
Acceptable
PRECAUTIONS
Unacceptable
Microphone is in front of sound system.