Telex Airman 850, Руководство по обслуживанию клиента

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Airman 850 Specifications | en 29
Bosch Security Systems LLC
Customer maintenance manual
09-2021 | V07 | F.01U.264.819
8 Specifications
Receivers
Type: Dynamic
Impedance: see table below
!
Caution!
Damage could occur to avionics equipment if used with headset versions, which are not
manufactured for use with 600 Ohm headsets. If in doubt, consult the avionics equipment
manufacturer.
Frequency response: see table below
Senitivity: volume selector in Low 90 dB SPL ±5 dB at 1 kHz, 1 mW input to headset, at LOW
volume control setting.
Microphone
Type: noise-canceling amplified electret
Matching impedance: 150 Ohms
Frequency response: 100-10000 Hz (RTCA DO-214 curve)
Sensitivity: -48 ±3 dB
(ref. 1 V/ubar@1 kHz, 12 VDC, 470 Ohm DC / 150 Ohm AC load)
Operating voltage: 8-28 Vdc (470 Ohm load)
Active noise reduction
All models with active noise reduction utilize the microphone system for power
Plug type
Varies by model, refer to parts list
Approximate wearing weight
2.9 oz single sided without cord
3.8 oz double sided without cord
Approximate gross weight
Single: 3.7 oz (105 g)
Double: 4.0 oz (113 g)
Cord length
Varies by model, refer to parts list
Color
Black
User controls
Volume HI/Low switch, ANR on/off switch (varies by model)
Frequency dB above/below 1 K ref. Reference tolerance
350 Hz 2 ± 6 dB
400 Hz 4 ± 6 dB
500 Hz 5 ±6 dB
600 Hz 10 ±6 dB
700 Hz 11 ±6 dB
800 Hz 9 ±6 dB
900 Hz 5 ±6 dB