( I ) Product Overview Nominal frequency :L1: 1575.42±1.023 (MHz) G1: 1602.5625-1615.5( MHz) L5: 1176.45±12 (MHz) Center frequency (with adhesive tape on 70 square ground Plane): L1/G1: 1593±2.5 (MHz) L5: 1176±2.5(MHz) -10dB Bandwidth min:L1/G1:26(MHz) L5:10(MHz) VSWR at CF max:1.8 Gain at Zenith:L1/G1: 4.2dBi Typ L5: 2.1dBi Typ Polarization Model:RHCP Impedance:50 (Ω) Frequency Temperature Coefficient max:20(ppm/deg.℃)