
Electret Capsule Microphone MKЭ-84 for Telecommunication Applications
Manufacturer:PJSC Oktava
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Description
Microphone capsule electret microphone MKE-84 is designed for operation in telephone sets. Operation of the microphone MKE-82A-N does not depend on the polarity of the supply voltage.
Specifications
Operating temperature range
-40 to +50 °C
Nominal frequency range
150-7000
Nonlinearity of amplitude characteristic of microphone transmission coefficient, no more than
2
Harmonic coefficient at frequency 1000 Hz and pressure 1 Pa, not more than
3 %
Power supply voltage
2,4-4,5 V
Weight of the microphone, not more
8 year
Average time to failure, not less
50000
Warranty period of operation
2 year
Paraphonic sensitivity at 1000 Hz, at a supply voltage of 4.5 V
13±7
Overall dimensions of the microphone (without cord)
Ø22,8×8 mm
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