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GPDF478A02 датащи(PDF) 3 Page - Taoglas antenna solutions |
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GPDF478A02 датащи(HTML) 3 Page - Taoglas antenna solutions |
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3 / 19 page ![]() SPE-16-08-044/A/WY Page 3 of 19 2. Specification ELECTRICAL GPS L1 GPS L2 Center Frequency 1575.42 MHz 1227.6 MHz Return loss (dB) Through Pin Port 1 Port 2 Port 1 Port2 -17.77 -16.11 -25.06 -28.53 Return loss (dB) Through Coupler -15 -22 Efficiency (%) 67.98 33.92 Peak Gain (dBi) 4.23 0.04 Axial Ratio at Zenith 1.90 2.19 Impedance 50 Ohm Hybrid Coupler XC1400P-03S Frequency Isolation Insertion loss VSWR 1215-1240 23 0.23 1.17 1563-1588 23 0.32 1.20 Polarization RHCP ( include coupler) MECHANICAL Ceramic Dimension GPS L1 GPS L2 41.3*41.3*4mm 47.7*47.7*4 mm Pin Diameter 0.85 mm Pin Length 1.55 mm PCB Dimension 70*70 mm Weight 45 g ENVIRONMENTAL Operation Temperature -40°C to 85°C Humidity Non-condensing 65°C 95% RH Tested on square 70*70 mm ground-plane. |
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