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spe - 1 2 - 8 - 084 / b /ss page 1 of 1 specification part no. : pc 91 .07.0100a .db product name : thestripe? 915mhz pcb a ntenna 100mm ipex 1.13 mm diameter mhf connector with foam attachment for assembly features : 34 mm* 7 mm*0.8 mm (pcb) 13mm*6mm*7mm(foam) compatible with hirose u .fl photo:
spe - 1 2 - 8 - 084 / b /ss page 2 of 2 1. introduction this miniaturized low profile p cb an t e nna is based on smart thestripe ? antenna technolog y. it consists of a pcb antenna and 1.13 mm mini coaxial cable with ipex mhf (hirose u .fl comp ) connector . 2. typical antenna performance in free space parameter specification applications 915mhz ism band frequency band 902 - 928 mhz efficiency 52% return loss < - 10db vswr <2.0:1 impedance 50 ohm polarization horizontal radiation pattern omni - directional spe - 1 2 - 8 - 084 / b /ss page 3 of 3 3. mechanical dimensions 3.1 dimensions and drawing (fr4 pcb) 3.2 dimensions and drawing (foam) spe - 1 2 - 8 - 084 / b /ss page 4 of 4 3.3 cable & connector 3.2.1 rf cable ? 1.13 coaxial cable l = 100 +/ - 3 mm 3.2.2 rf connector ipex mhf (u.fl compatible) spe - 1 2 - 8 - 084 / b /ss page 5 of 5 4. antenna test setup and results 4.1 equipment 500 cm horn standard antenna 8720 c network analyzer rotator controller radiation pattern testing - anechoic chamber dut antenna spe - 1 2 - 8 - 084 / b /ss page 6 of 6 4.2 efficiency pc.91 efficiency data band(mhz) 850 860 870 880 890 900 910 920 930 940 950 960 970 gain - 0.13 - 0.23 0.85 1.72 1.89 2.26 2.67 2.42 1.74 0.14 - 1. 94 - 4.74 - 7.54 efficiency (%) 30.26 29.37 35.3 41.74 43.87 47.57 51.89 49.49 43.29 31.06 19.61 10.6 5.35 efficiency db - 5.19 - 5.32 - 4.53 - 3.79 - 3.58 - 3.23 - 2.85 - 3.06 - 3.64 - 5.08 - 7.07 - 9.75 - 12.72 spe - 1 2 - 8 - 084 / b /ss page 7 of 7 4.3 radiation patterns 4.3.1 e - plane (horizontal/azimuth plane) spe - 1 2 - 8 - 084 / b /ss page 8 of 8 4.3.2 h - plane (vertical/elevation plane) |
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