Northern Airborne Technology AMS50 - Manual (Page 16)

AMS50-000 Stereo Audio Panel Manual SM50 Rev. 4.00
Middle Marker sense: Active Hi (4.5 Vdc) during Middle Marker
acquisition, for autopilot.
Audio level: Phones audio level side adjustable: 0.5 - 2.5 Vrms.
Distortion: <30% (Input signal from receiver threshold to 50 mV.)
1.4.2 Physical Specifications
Enclosure size behind panel:
Height 1.13” (28.7 mm) max.
Length 6.70” (170.2 mm) max.
Width 6.25” (158.8 mm) max.
Weight 2 lb. (909 g)
Mounting Tray mount with center securing rod - 3/32” hex
(Allen) key.
Connectors 44-pin card edge connectors. Crimp contacts
#18-22 AWG and #22-26 AWG gold plating
over nickel plate.
Material/Finish
Chassis & Cover Brushed aluminum with chromate conversion.
Tray Stainless Steel
1.4.3 Environmental Specifications
Temperature:
Operating -20 °C to +55°C
Survival -55 °C to +85°C
Altitude 50,000 ft
Humidity 95%
Shock, Crash Safety 6g, 20g
DO-138 [Z]
RTCA DO-160D Env. Cat. [A1D1]-BAB[(SBM)(UF)]XXXXXXABABA[ ( ]MXXXX. ) TTX
1.4.4 Certification
Audio Selector Panels and Amplifiers: RTCA DO-170, Class II
RTCA DO-160D
Airborne Radio Marker Receiver:
RTCA DO-143, Class A
RTCA DO-138, DO-160D
Page 1-4 Nov 12, 2003
ENG-FORM: 800-0106.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.