Northern Airborne Technology 250 User Manual
Page 14
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EQUIPMENT MANUAL 250-16-1
250/250-16-1
Page 5
ISOLATION BETWEEN CHANNELS:
60 dB, Minimum.
OUTPUT NOISE:
Greater than 75 dB below rated, all outputs.
POWER SUPPLY:
28 VDC, 5 ampere maximum.
OPERATING TEMPERATURE:
From -55 to +70°C. Thermal fold back of the speaker
outputs occurs if the heatsink temperature reaches 105°C.
OPERATING ALTITUDE:
To 70,000 feet.
QUALIFIED TO:
FAR PART 21, TSO-C50c
[A2F2]-BA(CL)XXXXXXZ(BZ)AAATZ(XXC2)XX
RTCA
DO-160C:
Refer
to
Table
7,
Environmental
Qualification Form, for test category information.
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