Antenna Architecture Wideband Single Feed Patch 1 dB Bandwidth 31 MHz 10dB Return Loss Bandwidth 45MHz Antenna Gain (with 100mm ground plane) 4.5 dBic Axial Ratio <4dB @ 1590MHz, 8 dB typical at band edges Electrical Architecture TW3320 LNA stage 1 -> SAW filter-> LNA stage 2 TW3322 SAW Prefilter ->LNA stage 1 -> SAW filter-> LNA stage 2 Filtered LNA Frequency Bandwidth 1574 to 1606 MHz Polarization RHCP Gain (1575.42 to 1606 MHz) 28dB min., TW3320; 26dB, TW3322, Gain flatness +/- 2 dB, 1575 to 1606 MHz Out-of-Band Rejection <1500 MHz >35 dB <1550 MHz >25 dB >1640 MHz >35 dB VSWR (at LNA output) <1.5:1 Noise Figure 1 dB typ., TW3320; 2.5dB typ., TW3322 Supply Voltage Range (over coaxial cable) +2.5 to 16 VDC nominal Supply Current 9 mA typ ESD Circuit Protection 15 KV air discharge Mechanicals & Environmental Mechanical Size 66.5 mm dia. x 21 mm H Operating Temperature Range 40 to +85 °C Enclosure Radome: EXL9330, Base: Zamak White Metal Weight 150 g Environmental IP67 and RoHS compliant Shock Vertical axis: 50 G, other axes: 30 G Vibration 3 axis, sweep = 15 min, 10 to 200 Hz sweep: 3 G Salt Spray MIL-STD-810 Section 509.4