Overview
Frequencies Covered: 118-137 MHz
Similar to the CI 109, the CI 121 is smaller in diameter and lighter at only 0.5 pounds. Features a tapered glass laminate housing and die-cast aluminum base. Offers standard mounting and appearance to many Cessna communication antennas. The CI 121 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.
Note: Gasket included.
MODEL CI-121 VHF ANTENNA
ELECTRICAL
|
Frequency
|
118-137 MHz
|
|
VSWR
|
2.5:1 Maximum
|
|
Polarization
|
Vertical
|
|
Radiation Pattern
|
Omnidirectional
|
|
Impedance
|
50 Ohms
|
|
Power
|
50 Watts
|
Mechanical
|
Weight
|
0.5 lbs. Max.
|
|
Height
|
19 in
|
|
Material
|
Metal Housing / Fiberglass Whip
|
|
Finish
|
Glossy White
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|
Connector
|
BNC (Female)
|
|
Gasket B12607-3
|
Cork Neoprene
|
Federal Specifications
|
RCTA Environmental
|
DO-160D
|
|
FAA TSO
|
C37d,C38d
|
Applications
Single engine piston aircraft for applications of this antenna design.
Consult your FBO or installation shop for best application information.
Documents
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