Comant's CI 105-6 DME/Transponder antenna is identical to the CI 105 in operating characteristics, except it will provide the popular 4-hole external mounting typical on some turbo-prop and jet aircraft.
This antenna (CI-105-6) includes a BNC connector, covers 960-1220 MHz and 1030-1090 MHz frequencies, and is rated to 400 Knots TAS at 25,000 ft.