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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 |
Connector |
BNC (Female) |
Gasket B12607-3 |
Cork Neoprene |
Federal Specifications | |
RCTA Environmental |
DO-160D |
FAA TSO |
C37d,C38d |
