Frequencies Covered Features high strength fiberglass “stick” radiator and die-cast 3-hole mount aluminum base. Virtually identical in appearance to many Cessna communication antennas and most LORAN antennas. The CI 291 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: Comant Antennas no longer come with a gasket or template. Must order PN 09-05579 separately. Applications |
MODEL CI291 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 lb. Maximum |
Height | 18.88 in. Maximum |
Material | Cast Housing/Fiberglass Whip |
Finish | Polyurethane Enamel |
Connector | BNC (Female) |
Environmental | |
Temperature | -55ºC to +85ºC |
Altitude | 50,000 ft. |
Air Speed | 250 Knots TAS |
Federal Specification | |
RTCA Environmental | DO-160D |
FAA TSO | C37d, C38d |
RTCA MOPS | DO-186A |
Please note, Aircraft Spruce Australia's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Australia assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
Yes. The CI-291 has a 3 hole base.
Yes, this can be used for ultralights.
The CI291 has a 3 hole footprint and is different in height. But the specifications of function are the same.