... to coverage, such as: aviation, aviation maintenance, laboratory, building parking lot, GPS store, demonstration halls, etc.;Specifications:Frenquency(MHZ)1575.42 ±10Gain ... transmitting antenna RHCP antenna Bill of Materials:1, GPS-1000--------------------------------------------1 pcs2, GPS Receiving Antenna--------------------------1 pcs3, GPS Transmitting Antenna---------------------1 pcs4, 30M ...