·2米波段（144MHz）10单元八木天线（EF0210）制作参数
2015-07-12 18:04:31 点击：
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FREE SPACE DIMENSIONS
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EF0210
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REF
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DE (10mm)
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D1
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D2
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D3
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D4
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D5
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D6
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D7
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D8
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SPACINGS
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0
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271
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390
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793
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1427
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2147
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2923
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3743
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4600
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5392
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4 mm
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1026
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1012
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972
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955
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933
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920
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909
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894
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872
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859
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3/16"
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1025
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1014
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970
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953
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929
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917
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904
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889
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864
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853
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5 mm
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1024
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1012
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969
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952
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928
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916
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903
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888
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863
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852
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6 mm
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1022
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1013
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966
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948
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924
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910
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898
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882
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858
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844
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1/4"
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1021
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1013
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965
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947
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923
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909
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896
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880
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856
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842
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8 mm
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1020
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1014
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961
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942
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917
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902
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889
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872
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846
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834
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3/8"
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1019
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1014
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956
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937
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911
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896
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884
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866
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840
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829
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10 mm
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1018
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1013
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954
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936
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910
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894
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882
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864
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836
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824
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SPECIFICATIONS
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4 mm
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3/16"
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5 mm
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6 mm
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8 mm
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10 mm
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GAIN
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dBi
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14.58
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14.58
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14.58
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14.60
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14.61
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14.63
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F/B
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dB
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23.31
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23.5
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23.74
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23.19
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23.37
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22.86
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TA
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°K
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230.80
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230.2
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230.60
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229.90
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229.60
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230.40
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G/T
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dB
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-9.05
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-9.05
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-9.05
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-9.01
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-9.00
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-8.99
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STACKING
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m
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SH = 3.350m SV = 3.150m
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4 YAGI BAY
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4 mm
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3/16"
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5 mm
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6 mm
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1/4"
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8 mm
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10 mm
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GAIN
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dBi
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20.48
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20.49
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20.49
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20.51
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20.51
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20.52
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20.53
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TA
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°K
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230.00
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230.2
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230.00
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229.60
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229.6
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229.60
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230.20
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G/T
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dB
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-3.14
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-3.14
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-3.13
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-3.10
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-3.10
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-3.09
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-3.09
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