Marker Beacon / Flush Mount / Flat
Frequency · 75 MHz
* Lightweight flush mount antenna was originally designed for use on military aircraft.
* Provides for dual marker beacon signal outputs at the antenna, eliminating the need for a separate marker beacon splitter.
* Antenna is housed in an aluminum enclosure with a glass laminate cover.
* Internal components are potted in place for mechanical integrity.
* The CI-165 is designed for flat surface mounting and is used on the Citation III™.
Electrical
Frequency 75 MHz
VSWR 1.5:1 Maximum @ 75 MHz
5.0:1 Maximum @ ±.15 MHz
Polarization Horizontal
Isolation Between Ports 22 dB Minimum
Impedance RF 50 Ohms
Resistance DC DC Grounded
Power RF Receive Only
Mechanical
Weight 1.0 lb. Maximum
Height Flush Mount
Material Aluminum Housing / Glass Laminate Cover
Finish White Polyurethane Enamel
Connector BNC (Two places)
Gasket
D16404
Environmental
Temperature - 55°C to +85°C
Altitude 45,000 ft.
Air Speed
600 Knots TAS at 55,000 ft.
Federal Specifications
RTCA Environmental DO-160A
Environmental Category AASXXXXXXXXX
FAA TSO C35d
RTCA MOPS DO-138, DO-143