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spe - 11 - 8 - 082 / c /ss page 1 of 18 spe cificatio n part no. : gsa.8821 .b . 301111 product name : i - bar penta - band cellular antenna works with gsm / cdma / pcs / dcs /umts/ wcdma feature : low profile for easy installation fully customized cable and connector rohs compliant
spe - 11 - 8 - 082 / c /ss page 2 of 18 1. introduc tion gsa.8821 i - bar penta - band cellular antenna is flexible and robust . the slim - line designed for covert and convenient installation in automotive vehicles . its o mni - directional gain across all bands ensures constant reception and transmission. this dipo le antenna is designed to be mounted on glass or plastic (not on metal). cables and connectors are fully customizable. it comes with strong 3m double - sided adhesive for a permanent and secure fix to your vehicle interior. 2. specification electrical system amps gsm dcs pcs umts band (mhz) 824 - 896 880 - 960 1710 - 1880 1850 - 1990 1 710 C 2170 free space return loss (db) cable length (meter) 3.0 - 7.8 - 8.5 - 9.2 - 13.6 - 16.0 2.0 - 6.3 - 6.6 - 6.5 - 9.5 - 11.2 1.0 - 4.7 - 5.4 - 4.7 - 10.1 - 10.1 0. 5 - 3.8 - 3.9 - 3.6 - 10.1 - 10.0 free space peak gain (dbi) cable length (meter) 3.0 - 5.1 - 1.6 - 2.7 - 2.7 - 2.7 2.0 - 1.2 1.3 2.2 2.2 2.2 1.0 1.8 1.8 1.9 2.7 2.7 0. 5 - 0.5 2.6 1.8 2.8 2.8 free space efficiency (%) cable length (meter) 3.0 7% 20% 12% 15% 12% 2.0 24% 45% 28% 37% 32% 1.0 42% 46% 41% 52% 44% 0. 5 35% 59% 40% 53% 45% polarization linear impedance 50 ohms input power 10w max
spe - 11 - 8 - 082 / c /ss page 3 of 18 mechanical dimensions 106.7 x 14.7 x 5.3mm cable rg 174 standard, fully customizable connector sma (m) standar d, fully customizable casing uv resistant tpe weight 40g environmental waterproof ip65 temperature range - 40c to + 105 c thermal shock 100 cycles - 40c to +85 c humidity non - condensing 65c 95% rh shock (drop test) 1m drop on concrete 6 axes cable pull 8kgf * ele ctrical properties are measurement of gsa.8821 with 3m rg174 sma(m) in free space.
spe - 11 - 8 - 082 / c /ss page 4 of 18 3. s11 property of gsa.8821 with rg.174 cable 3.1. free space return loss -45 -40 -35 -30 -25 -20 -15 -10 -5 0 600 800 1000 1200 1400 1600 1800 2000 2200 2400 (mhz) (db) 0.5m 1.0m 2.0m 3.0m
spe - 11 - 8 - 082 / c /ss page 5 of 18 3.2. return loss of gsa.8821 mounted on glass -45 -40 -35 -30 -25 -20 -15 -10 -5 0 600 800 1000 1200 1400 1600 1800 2000 2200 2400 (mhz) (db) 0.5m 1.0m 2.0m 3.0m
spe - 11 - 8 - 082 / c /ss page 6 of 18 3.3. return loss of gsa.8821 mounted on abs -45 -40 -35 -30 -25 -20 -15 -10 -5 0 600 800 1000 1200 1400 1600 1800 2000 2200 2400 (mhz) (db) 0.5m 1.0m 2.0m 3.0m
spe - 11 - 8 - 082 / c /ss page 7 of 18 4. free space antenna 3d radiation property 4.1. efficiency of gsa.8821 with rg.174 cable 0 10 20 30 40 50 60 70 80 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 (mhz) (%) 0.5m 1.0m 2.0m 3.0m
spe - 11 - 8 - 082 / c /ss page 8 of 18 4.2. peak gain of gsa.8821 with rg.174 cable 4.3. average gain of gsa.8821 with rg.174 cable -8 -6 -4 -2 0 2 4 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 (mhz) (dbi) 0.5m 1.0m 2.0m 3.0m -14 -12 -10 -8 -6 -4 -2 0 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 (mhz) (dbi) 0.5m 1.0m 2.0m 3.0m
spe - 11 - 8 - 082 / c /ss page 9 of 18 5. radiation pattern 5.1. h - plane radiation of gsa.8821 with 0.5m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 10 of 18 5.2. e - plane ra diation of gsa.8821 with 0.5m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 11 of 18 5.3. h - plane radiation of gsa.8821 with 1.0m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 12 of 18 5.4. e - plane radiation of gsa.8821 with 1.0m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 13 of 18 5.5. h - plane radiation of gsa.8821 with 2.0m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 14 of 18 5.6. e - plane radiation of gsa.8821 with 2.0m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 15 of 18 5.7. h - plane radiation of gsa.8821 with 3.0m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 16 of 18 5.8. e - plane radiation of gsa.8821 with 3.0m rg.174 cable -35 -30 -25 -20 -15 -10 -5 0 5 0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 315 330 345 850mhz 900mhz 1800mhz 1900mhz 2100mhz
spe - 11 - 8 - 082 / c /ss page 17 of 18 6. mechanical drawing
spe - 11 - 8 - 082 / c /ss page 18 of 18 7. packa ging

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