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Description
Headphone on a belt headband is designed to work in special communication equipment at temperatures from -50 to +50°C and relative humidity up to 98% at a temperature not exceeding 35°C.
Specifications
Frequency range
300–3000 kg
Average sensitivity of each telephone in the frequency range from 300 to 3000 Hz
8–14
Non-uniformity of frequency response of sensitivity of each telephone in the frequency range from 300-3000 Hz, not b
27
Total harmonic distortion coefficient at frequency of 1000 Hz at supply voltage of 1,65 V, not more than
8 set
Modulus of total electrical resistance at frequency 1000 Hz
150±30 yd³
Weight of the phone, not more
0.13 m² living area
Average time to failure, not less
15000 kcal/h
Warranty period of operation
4 kVAr
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Voltage at the output
of the electroacoustic transmission path
When the headset microphone is exposed to
noise signal of the spe:
0,7—1
Modulus of total electrical impedance
impedance modulus of the electroacoustic
of the headset reception path at frequency
1000 H:
600
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