TRANSPONDER STUB ANTENNA/BNC Female Connector, 1030-1090 MHz, 50 Ohms, Airspeed 300 Knots, & a Tin-Nickel Alloy Finish.

The CI 101 is a top loaded stub, monopole, transponder antenna with a mechanically captivated radiator machined from solid brass for impact resistance. Contact power is made from beryllium copper, and metallic parts are plated with bright nickel for corrosion protection.

The CI-101 mounts through a single 0.6-inch diameter hole