CI 138 VHF Communications Frequency 118-137 MHz|Thales Aerospace Communications

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CI 138 VHF Communications
Frequency 118-137 MHz
(DAI Part# CI138)

Identical to the CI 119 with the exception of the mounting hole pattern and RF connector location which are compatible with Beechcraft mounting. RF connector is offset from the center line of the antenna. The CI 138 has been re-tested and upgraded to the new RTCA DO-160D environmental requirements and offers the 118 to 137 MHz frequency associated with DO-186A MOPS.

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SPECIFICATIONS

Electrical
Frequency	118 to 137 MHz
VSWR	2.5:1 maximum
Polarization	Vertical
Radiation Pattern	Omnidirectional
Impedance	50 OHMS
Power	25 Watts
Mechanical
Weight	1.0 lbs. maximum
Height	13.00" maximum
Material	Valox 420
Finish	Polyurethane enamel
Connector	BNC (female)
Environmental
Temperature	-55° C to + 85° C
Altitude	50,000'
Air Speed	350 Knots TAS @ 25,000'
Federal Specifications
RTCA Environmental	DO-160D
Environmental Category	[D2X]ACB[R(C,C1)U(F,F1)] XWFDXSXXXXX[XX]X[XXXX]XAX
FAA TSO	C37d, C38d
RTCA MOPS	DO-186A
Connector
BNC	Standard
Color
White	Standard
Gasket
Gasket	C13804 cork neoprene–standard