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Comant UHF - CI-273
MFR Model# CI-273
Overview
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Frequency 403-513 MHz Identical to CI 271 except its electrical performance is specified over the frequency range of 403-512 MHz in various band segments with VSWR limits shown. Stub antenna designed to withstand the harsh environments associated with the underside of an aircraft. Antenna radiator is mechaniclly captivated and is sealed against leakage. All exposed metal surfaces are nickel-plated for corrosion resistance and long service. CI 273 mounts through a single 0.600” hole. BNC connector is standard. Note: Comant Antennas no longer come with a gasket or template. Must order PN 09-05579 separately. |
Specifications
MODEL CI 273 SERIES UHF ANTENNA | |
Electrical | |
Frequency | 403-512 MHz |
VSWR | 3.0:1 @ 403 to 512 MHz |
Polarization | Vertical |
Radiation Pattern | Equivalent to 1/4 Stub |
Impedance | 50 Ohms |
Power RF | 50 Watts Average |
Mechanical | |
Weight | 0.18 lb. Maximum |
Height | 7.0 in. Maximum |
Material | Nickle Plated Brass |
Finish | Tin Nickle Alloy |
Connector | BNC (Female) |
Environmental | |
Air Speed | 250 Knots TAS at 25,000 ft. |
Q&A
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.
