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spe - 1 2 - 8 - 093 /a /ss page 1 of 12 specification part no. : gp.15 75 . 12.4.a .02 product name : 4 mm thick gps patch antenna , 1575 mhz features : 12 m m* 12 mm* 4 mm halogen free ro hs compliant :
spe - 1 2 - 8 - 093 /a /ss page 2 of 12 1. introduction this miniaturized ceramic gps patch antenna is based on smar t xtremegain ? technolog y. it is mounted via pin and double - sided adhesive and has been selected as optimal solution for the customer device environment. 2. specification table original patch specification tested on 5 0 *50mm ground plane no parameter specification 1 center frequency 1575 mhz +/ - 3mhz 2 impedance 50? 3 bandwidth 8 mhz min return loss < - 10db 4 vswr 1.5 max center frequency 5 gain toward zenith - 0.5 dbi c typ. 6 gain at 10elevation ----- 7 axial ratio 4 db max. 8 polarization right hand circul ar polarization 9 frequency temperature coefficient f 0 20ppm/c 10 operating temperature - 40oc to +85 oc
spe - 1 2 - 8 - 093 /a /ss page 3 of 12 3. electrical specifications 3.1 smith chart
spe - 1 2 - 8 - 093 /a /ss page 4 of 12 3.2 efficiency
spe - 1 2 - 8 - 093 /a /ss page 5 of 12 4. 2 d radiation patterns 4.1 xz plane radiation
spe - 1 2 - 8 - 093 /a /ss page 6 of 12 4.2 yz plane radiation
spe - 1 2 - 8 - 093 /a /ss page 7 of 12 4.3 xy pl ane radiation
spe - 1 2 - 8 - 093 /a /ss page 8 of 12 5. mechanical drawing
spe - 1 2 - 8 - 093 /a /ss page 9 of 12 5.1 layout dimension *note layout dimensions may be a ffected by the thickness of the pcb 6. test jig and dimension
spe - 1 2 - 8 - 093 /a /ss page 10 of 12 6 .1 test fixture antenna setup and measurements
spe - 1 2 - 8 - 093 /a /ss page 11 of 12 7. packaging pieces per inner carton : 4 00 v
spe - 1 2 - 8 - 093 /a /ss page 12 of 12

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