Comant CI-138 VHF Blade Antenna

$907.38

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The Comant CI-138 is a VHF communication blade antenna optimized for Beechcraft aircraft with its offset BNC connector. Covering 118–137 MHz, it features vertical polarization, omnidirectional coverage, and is built on a lightweight Valox 420 body with a durable white polyurethane coating. Rated up to 25 W RF output, it meets stringent environmental standards including RTCA DO-160D and FAA TSO C37d/C38d for reliable performance at altitudes up to 50,000 ft and airspeeds up to 350 knots TAS.

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Estimated delivery: September 9 – September 10

Part Number: CI-138

Manufacturer: Comant Industries

Categories: Antennas,VHF Communication Antennas

/ Blade/ Vhf

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Comant CI-138 VHF Blade Antenna

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 centerline 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.

Comant CI-138 Features & Benefits

Frequency Range: 118–137 MHz
VSWR: ≤ 2.5:1 maximum
Polarization: Vertical
Radiation Pattern: Omnidirectional
Impedance: 50 Ω
RF Power Rating: 25 Watts
Weight: ≤ 1.0 lb (maximum)
Height: ≤ 13.0 in (maximum)
Material: Valox 420
Finish: White polyurethane enamel
Connector: BNC (female), offset from centerline for Beechcraft compatibility
Environmental Ratings: −55 °C to +85 °C; tested to RTCA DO-160D
Operational Altitude: Up to 50,000 ft
Max Airspeed: 350 knots TAS at 25,000 ft
Certifications: FAA TSO C37d, C38d; meets RTCA MOPS DO-186A