The QHA.50.A.301111 from Taoglas is a GPS/GNSS Antenna with Frequency 1176.45 MHz / 1227.6 MHz / 1278.8 MHz / 1561 MHz / 1575.42 MHz / 1602 MHz, Gain -4.4 to -1.9 dB, Efficiency 36.8 to 64.9 %, Impedance 50 Ohms, Return Loss 10 dB. Tags: Helical. More details for QHA.50.A.301111 can be seen below.