CI-165

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(TM).

Electrical
Frequency	75 MHz
VSWR	1.5:1 Maximum @ 75 MHz 5.0:1 Maximum @ +/- .15 MHz
Polarization	Horizontal
Isolation Beteen 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

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