The CI 420-1 is a stand-alone XM approved antenna that operates with
Garmin®, Avidyne®, Heads Up Technologies®, and WeatherWorx® weather
data systems in the popular “teardrop” shape. This same antenna will
also operate popular XM based music systems. More Info...
Comant’s ComDat® XM Weather antenna designed for Garmin GDL 69/69A
receivers and Heads Up Technologies (HUT) receivers with short coaxial
cable runs. More Info...