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Compact Electromagnetic Differential Microphone DEMSH-1A

Compact Electromagnetic Differential Microphone DEMSH-1A

Brand: Oktava
$3 - $18 USD
MOQ: 500 pieces

Key Features

Overall dimensions: 30×23×10,8 mm
Nominal frequency range: 200—4000 kg
Paraphonic sensitivity of the microphone at 1000 Hz when it is operated with active resistance of 600 Ohm load in normal conditi: 0,4-1,25
Modulus of total electrical resistance at frequency 1000 Hz: 400—1000 yd³

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Description

Electromagnetic microphones electromagnetic differential small-size noise-resistant DEMSH-1A are designed for operation in communication equipment at temperatures from -60 °? to +60 °? and increased relative humidity up to 98% at temperatures not exceeding +40 °?.
humidity up to 98% at temperature not higher than +40 °?.
Fields of application: telephone sets of general application; communication and sound amplification equipment.

Specifications

Overall dimensions
30×23×10,8 mm
Nominal frequency range
200—4000 kg
Paraphonic sensitivity of the microphone at 1000 Hz when it is operated with active resistance of 600 Ohm load in normal conditi
0,4-1,25
Modulus of total electrical resistance at frequency 1000 Hz
400—1000 yd³
Weight, not more
14 million m² total area
Acoustic asymmetry, max.
20 set
Average time to failure, not less
20000 kcal/h
Warranty period of operation
6 kVAr

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