
Dynamic Miniature Microphone MDM-4 for Efficient Communication
Manufacturer:
PJSC Oktava
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Description
Microphone dynamic small-sized MDM-4 is intended for work in communication equipment.
Specifications
Operating temperature range
-50 to +50 °C
Relative humidity at +35 °C
98 %
Nominal frequency range
150—7000 ohm
Paraphonic sensitivity at 1000 Hz
0,35-0,9
Axial selectivity of the microphone to the spherical field at the frequency of 150 Hz, at 150 Hz, not less than
10
Modulus of total electrical resistance at frequency 1000 Hz
250-350
Average time to failure, not less
15000 year
Warranty period of operation
3.5 year
Weight, not more
20 year
Overall dimensions
36×24×12,5 mm
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Delivery Time
Sea freight: 30-60 days (depending on destination)
Air freight: 14-21 days (for urgent orders)
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