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| spe - 1 2 - 8 - 097 / b /ss page 1 of 16 specification part no. : gp.15 75 .25 .4.a .02 product name : 4 mm thick gps patch antenna features : 25 m m* 2 5 mm* 4 mm halogen free rohs compliant :
spe - 1 2 - 8 - 097 / b /ss page 2 of 16 1. introduction this miniaturized ceramic gps patch antenna is based on s mart xtremegain ? technolog y. it is mounted via pin and double - sided adhesive and has been tuned as optimal solution for the customer device environment. 2. specification table original patch specification tested on 50*50mm ground plane no parameter specification 1 range of receiving frequency center frequency 1575.42mhz +/ - 1.023 mhz 1575 mhz +/ - 3mhz 2 impedance 50? 3 bandwidth 10 mhz min return loss < - 10db 4 vswr 1.2 :1 center frequency 5 gain toward zenith 1.55 dbi c typ. 6 gain at 10elevation - 2.5 dbi c typ . 7 axial ratio 3db max. 8 polarization right hand circular polarization 9 frequency temperature coefficient f 0 20ppm/c 10 operating temperature - 40oc to +85 oc spe - 1 2 - 8 - 097 / b /ss page 3 of 16 3. electrical specification 3.1 r eturn loss spe - 1 2 - 8 - 097 / b /ss page 4 of 16 3.2 smith chart spe - 1 2 - 8 - 097 / b /ss page 5 of 16 3.3 vswr 4. 2d radiation patterns spe - 1 2 - 8 - 097 / b /ss page 6 of 16 4.1 xz patterns spe - 1 2 - 8 - 097 / b /ss page 7 of 16 4.2 y z patterns spe - 1 2 - 8 - 097 / b /ss page 8 of 16 5. gain p attern value spe - 1 2 - 8 - 097 / b /ss page 9 of 16 spe - 1 2 - 8 - 097 / b /ss page 10 of 16 6. axial r atio pattern spe - 1 2 - 8 - 097 / b /ss page 11 of 16 spe - 1 2 - 8 - 097 / b /ss page 12 of 16 7. 2d mechanical drawing spe - 1 2 - 8 - 097 / b /ss page 13 of 16 5.1 layout dimension *note layout dimensions may be a ffected by the thickness of the pcb 8. test jig and dimension spe - 1 2 - 8 - 097 / b /ss page 14 of 16 8.1 test fixture antenna setup and measurements spe - 1 2 - 8 - 097 / b /ss page 15 of 16 9. packaging 50 pieces per tray 200 per inner carton 4 x 200 C 800 pieces per outer carton spe - 1 2 - 8 - 097 / b /ss page 16 of 16 |
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