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| spe - 11 - 8 - 1 41 / b /ss page 1 of 9 specification part no. : gp . 1575 . 25 . 2 .a. 02 specification no : gp.25b product name : 2mm gps patch antenna features : 25m m x 25 mm x 2 mm rohs compliant
spe - 11 - 8 - 1 41 / b /ss page 2 of 9 1. introduction this miniaturized ceramic gps patch antenna is based on smart xtremegain ? technology. it is mounted via pin and double - sided adhesive and has been selected as optimal solution for the customer device environment. precaution for use - the metal pattern on ceramic patch is silver electrode - please do not use corrosion gas (sulfu r gas, chlorine gas) in the atmosphere. - please do not direct solder anything onto the silver electrode of the patch 2. specification parameter specification range of receiving frequency 1575.42mhz 2 mhz bandwidth 5 mhz (10db return loss ) vswr 1.5 max gain at zenith +2.0 db ic typ . gain at 10 elevation - 4.0 db ic typ. axial ratio 3.0 db max polarization right hand circular polarization operating temperature - 40oc to +85 oc operating temperature - 40oc to +85 oc *all electrical properties were tested with the antenna mounted on 35 x 35mm ground plane spe - 11 - 8 - 1 41 / b /ss page 3 of 9 3. s11 el e ctrical property spe - 11 - 8 - 1 41 / b /ss page 4 of 9 4. radiation pattern test plane frequency peak gain min. gain average gain xz 1575.42mhz 0.0dbi @ 356 - 11.7dbi @ 205 - 3.8dbi yz 1575.42mhz 0.0dbi @ 8 - 19.4dbi @ 2 15 - 4.4dbi 4.1. xz radiation pattern z x y z x spe - 11 - 8 - 1 41 / b /ss page 5 of 9 4.2. yz radiation pattern z y spe - 11 - 8 - 1 41 / b /ss page 6 of 9 5. mechanical drawing spe - 11 - 8 - 1 41 / b /ss page 7 of 9 6. pcb footprint recommendation spe - 11 - 8 - 1 41 / b /ss page 8 of 9 7. packaging 50 pieces per tray. 4 trays per box = 200 pieces per box 4 box per carton = 800 piece per carton 50 pieces per t ray 4 trays per box spe - 11 - 8 - 1 41 / b /ss page 9 of 9 u nit : mm |
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