Designed for dispatching communications on board aircraft and helicopters.
It is integrated into protective equipment (for example, a protective helmet ЗШ-7).
It is suitable for working in real acoustic noise conditions with a level of up to 115 dB at temperatures from minus 50 ° C to 55 ° C and at high relative humidity up to 98 % at a temperature of 35 ° C.
- Works with internal communication and switching equipment (for example, АВСК-514, П-515-2M, "Cross")
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provides work with oxygen, smoke masks KM-35 MС, KM-35П
| Operating frequency range, Hz |
150-7000 |
| The module of the total electrical resistance of each telephone capsule at a frequency of 1000 Hz, Ohm |
300 ± 60 |
| The maximum voltage supplied to the receiving path, V |
15,6 |
| The response of the phone at a frequency of 1000 Hz, not less than, Pa |
8 |
| Syllabic intelligibility in the composition of the AP according to GOST B 20775-75, not worse, class |
II |
| Weight, no more |
350 г |
