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electret microphone

   Also found in: Wikipedia 0.01 sec.
electret microphone [i′lek‚tret ′mī·krə‚fōn]
(engineering acoustics)
A microphone consisting of an electret transducer in which the foil electret diaphragm is placed next to a perforated, ridged, metal or metal-coated backplate, and output voltage, taken between diaphragm and backplate, is proportional to the displacement of the diaphragm.
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If you don't have a radio microphone, plug in a cardioid condenser or electret microphone into one channel of your camcorder positioned on a short stand (about 2-3 feet high) on the floor, close to where the couple will make their vows, pointing up at the couple and priest's heads and frame the shot to just avoid the microphone.
Getting Professional Quality Sound on Your Wedding Video by Ron Goodwsen - Imagine Me Media / Computers and Internet community
This current Jets you connect a powered electret microphone.
It's easily fooled by PS, the Preventive Maintenance Monthly
5820-99-280-7276 P14360408 CT/Light Patrol Headset (Green)-- Noise-Canceling (NC) Electret Microphone The vented, single-sided headset has an NC Electret microphone fitted to a flexible boom arm.
Personal Role Radio (PRR) by Engineer: The Professional Bulletin for Army Engineers
 
 
 
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