Comant CI-105-3 Dme Transponder Antenna BNC

The Comant Industries CI-105-3 is a DME/transponder antenna designed for external installation with a three-hole flange mounting arrangement. It features a BNC female RF connector and is identified by manufacturer part number CI-105-3.

This antenna is intended for DME/transponder installations operating across the 960–1220 MHz frequency range. Installation should be carried out in accordance with the applicable approved aircraft data and the manufacturer’s current installation documentation.

• Manufacturer: Comant Industries
• Manufacturer part number: CI-105-3
• Function: DME/transponder antenna
• Frequency range: 960–1220 MHz
• Mounting: external three-hole flange
• Connector: BNC female
• Polarisation: vertical
• RF impedance: 50 Ω
• Maximum height: approximately 84 mm
• Finish: polyurethane enamel

Manufacturer data lists FAA TSO C66b and C74c and RTCA DO-160C environmental compliance. Verify eligibility and installation requirements against the aircraft’s approved data before fitment. ([storage.googleapis.com](https://storage.googleapis.com/allavionics/Documentation/Comant%20CI%20105-3%20Datasheet.pdf?utm_source=openai))