33
T
ECHNICAL INFORMATION
FAA Technical Standards Order
The Bose
®
Aviation Headset , including its interface, cables, and
electret boom microphone, is FAA approved to TSO C-57a and
C-58a. It has been designed to function in or withstand exposure to
the following environmental conditions:
Condition Category
AF Conducted Susceptibility B
Humidity B
Magnetic effect B
Power input B
RF susceptibility T
Temperature & altitude A1
Vibration S & U
Voltage spike A
Shock drop 12 times, 1m,
onto concrete
Environmental categories cited refer to RTCA/DO-160D,
July 29, 1997 and DO-214, March 4, 1993.
Headset weight 12 ounces (340 grams) on the head when
cable is supported by the mounting clip
Headset size
range
Breadth: 4.8 to 6.3 inches
Height: 4.5 to 5.7 inches
Temperature and
Altitude
(Category A)
Operating: 5 to 131°F (-15 to 55°C)
Storage: -67 to 158°F (-55 to 70°C)
Altitude: 15,000 feet maximum pressure alti-
tude for full cancellation
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