purpose:designed for operation in laryngophone-telephone headsets and helmets with internal communication and switching equipment in conditions of acoustic noise with a total level of up to 115 dB
model:LEM-7
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Сүрөттөмө
Laryngophone capsule electromagnetic LEM-7 for work in the composition of laryngophone-telephone headsets and helmet phones with internal communication and switching equipment
Мүнөздөмөлөр
dimensions
34x12.2xØ27 mm
mass
19 year
purpose
designed for operation in laryngophone-telephone headsets and helmets with internal communication and switching equipment in conditions of acoustic noise with a total level of up to 115 dB
model
LEM-7
type
electromagnetic °C
Rejection at frequency 500 Hz at oscillation speed 0,1 mm/sec at least, mV
1.7 A
Harmonic coefficient at frequency 1000 Hz at voltage 3,75 V, not more
7 %
Main frequency response resonance in frequency range
315...800
Modulus of total electrical resistance at frequency 1000 Hz
40 ohm
Unevenness of frequency response of the laryngophone in the frequency range of 800-3000 Hz, not more, dB
15
Harmonic coefficient at frequency 1000 Hz at voltage 0,75 V, not more
3 %
Average time to failure, not less
15 mm
Warranty period of operation
3 year
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