Antennas are among the most important electronic components of any Vessel, UAV or UAS, they allow the vehicle to transmit information to and receive information from other systems, as well as the people on the ground. All AERO Antenna Technology Products are available through Apollo Satellite. We have a large selection of antennas in stock and can ship them out the same day. The usual build time for custom or non-inventory antennas is 4 to 8 weeks. Aviation Antennas, GPS Antennas, Iridium Antennas, Ground & Vehicular Antennas, Marine Antennas, and VHF Antennas are all manufactured by AERO Antenna. For questions about the AERO L1 and Glonass GPS Antenna AT1675-339 and other AERO products please contact Apollo SatCom.