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AT1575A1306AT ANTENNA SPECIFICATION Rev. A PRODUCT FEATURES 2. Minimum no-GND area requirement. 3. Highly stable under temperature and humidity changes. 4. Superior performance in a compact size, RoHS compliant. RF CHARACTERISTICS Specification Working Frequency Range 1.575GHz Gain 3.0 dBi(Typical) VSWR 2 max. Polarization Linear Radiation Pattern Omni-directional Impedance 50Ω PHYSICAL DIMENSIONS Figure Symbol Dimension (mm) L 3.10 ± 0.20 W 1.60 ± 0.20 T 0.60 ± 0.10 A 0.25 ± 0.20 TERMINAL CONFIGURATION PCB DESIGN/L AYOUT CONSIDERATION Caution: Test board is designed with L=90mm and D=40mm. Smaller “L” and “D” dimensions can cause degradation in antenna performance. Pin Connection
1 Feed point
2 NC (Soldering terminal)
Frontier Electronics Corp.® Page: 1 of 3 667 E. Cochran St., Simi Valley, CA 93065 http://www.frontierusa.com Phone: 1-805 -522-9998, Fax: 1-805-522-9989
AT1575A1306AT ANTENNA SPECIFICATION Rev. A TEST BOARD DESIGN (Thickness 0.8mm) Antenna S11 on Test Board Antenna VSWR on Test Board Frontier Electronics Corp.® Page: 2 of 3 667 E. Cochran St., Simi Valley, CA 93065 http://www.frontierusa.com Phone: 1-805 -522-9998, Fax: 1-805-522-9989
AT1575A1306AT ANTENNA SPECIFICATION Rev. A RADIATION PATTERNS The antenna orientation of the test board is defined as follow: Vertical Horizontal Y - Z Plane Average Gain= 4.863 dBi Peak Gain = 6.74 dBi Avera ge Gain = 4.81 dBi Peak Gain= -6.99 dBi Average Gain =-14.30 dBi X - Z Plane Average Gain= 2.100 dBi Peak Gain= -0.85 dBi Average Gain = -5.22 dBi Peak Gain= 4.85 dBi Average Gain = 1.21 dBi X - Y Plane Average Gain= 1.796 dBi Peak Gain= -5.51 dBi Average Gain = -7.48 dBi Peak Gain= 5.36 dBi Average Gain = 1.25 dBi x Y Z Frontier Electronics Corp.® Page: 3 of 3 667 E. Cochran St., Simi Valley, CA 93065 http://www.frontierusa.com Phone: 1-805 -522-9998, Fax: 1-805-522-9989