The AT1621-62 is a “mini ARINC” footprint combination Iridium communications and GPS L1 antenna with two separate connectors and is FAA TSO C-144 approved.
Supplier: Aeroantenna Technology Inc
AT575-32
L1 GPS Antenna, low profile TSO C-144
AT575-143
L1 GPS(MMR/HIRF), TSO WAAS Antenna