Northern Airborne Technology AMS42 - Manual (Page 17)

SM19 Rev. 4.00 AMS42/44 Dual Channel Audio Controller Manual
Nov 21, 2003 Page 1-3
ENG-FORM: 800-0103.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
Receive Audio Requirement 25 mW into 600 Ω
Headset Power
250 mW per channel into 600 Ω
Key Logic
Ground seeking for all lines.
‘Hard’ ground outputs to all transceivers.
TX LED on front panel lights when any transmit
key input is low except hand mic.
Cross-Talk
De-selected inputs 50 dB min. below full output
Bi-directional ICS Tie Line
340 mVrms for full output
1.6 k Ω input impedance
1.4.2 Physical Specifications
Height 1.88" (47.8 mm) max.
Length
6.77" (172.0 mm) max. from back of mounting
surface and excluding mating connectors
Width
5.75" (146.1 mm) max. front panel
5.00" (127.0 mm) max. rear enclosure
Weight
2.3 lbs (1.04 Kg)
Mounting
Standard Dzus Mounting (four fasteners)
Optional Tray Mount
1.4.3 Environmental Specifications
Temperature -20 to +55 ° C (ambient)
-55 to +85 ° C (survival)
Altitude
25,000 feet max.
Humidity
95% Non-condensing
Shock
12g (any axis)
Vibration
Conforms to DO-160B category ‘P’