RY-900B
915.0 MHz
9.82 dBd (11.97 dBi)
Horizontal polarization



Vertical radiation pattern


0 = zenith, 90 = horizon, 180 = nadir

Angle     Field    Rel dB       Attn        dBi        dBd
-----     ------   ------     ------     ------     ------
    0     0.198    -14.05      14.05      -2.08      -4.23
    1     0.211    -13.53      13.53      -1.56      -3.71
    2     0.220    -13.14      13.14      -1.17      -3.32
    3     0.228    -12.85      12.85      -0.88      -3.03
    4     0.234    -12.61      12.61      -0.64      -2.79
    5     0.240    -12.41      12.41      -0.44      -2.59
    6     0.245    -12.23      12.23      -0.26      -2.41
    7     0.249    -12.07      12.07      -0.10      -2.25
    8     0.254    -11.91      11.91       0.06      -2.09
    9     0.258    -11.77      11.77       0.20      -1.95
   10     0.261    -11.66      11.66       0.31      -1.84
   11     0.261    -11.66      11.66       0.31      -1.84
   12     0.257    -11.79      11.79       0.18      -1.97
   13     0.254    -11.92      11.92       0.05      -2.10
   14     0.249    -12.06      12.06      -0.09      -2.24
   15     0.245    -12.20      12.20      -0.23      -2.38
   16     0.242    -12.32      12.32      -0.35      -2.50
   17     0.236    -12.56      12.56      -0.59      -2.74
   18     0.229    -12.81      12.81      -0.84      -2.99
   19     0.223    -13.04      13.04      -1.07      -3.22
   20     0.218    -13.24      13.24      -1.27      -3.42
   21     0.213    -13.42      13.42      -1.45      -3.60
   22     0.208    -13.65      13.65      -1.68      -3.83
   23     0.198    -14.06      14.06      -2.09      -4.24
   24     0.187    -14.55      14.55      -2.58      -4.73
   25     0.176    -15.11      15.11      -3.14      -5.29
   26     0.163    -15.74      15.74      -3.77      -5.92
   27     0.151    -16.44      16.44      -4.47      -6.62
   28     0.136    -17.33      17.33      -5.36      -7.51
   29     0.120    -18.43      18.43      -6.46      -8.61
   30     0.104    -19.65      19.65      -7.68      -9.83
   31     0.090    -20.92      20.92      -8.95     -11.10
   32     0.078    -22.15      22.15     -10.18     -12.33
   33     0.069    -23.17      23.17     -11.20     -13.35
   34     0.061    -24.35      24.35     -12.38     -14.53
   35     0.054    -25.29      25.29     -13.32     -15.47
   36     0.052    -25.62      25.62     -13.65     -15.80
   37     0.055    -25.16      25.16     -13.19     -15.34
   38     0.063    -24.07      24.07     -12.10     -14.25
   39     0.073    -22.78      22.78     -10.81     -12.96
   40     0.084    -21.49      21.49      -9.52     -11.67
   41     0.099    -20.11      20.11      -8.14     -10.29
   42     0.115    -18.75      18.75      -6.78      -8.93
   43     0.134    -17.47      17.47      -5.50      -7.65
   44     0.154    -16.27      16.27      -4.30      -6.45
   45     0.173    -15.24      15.24      -3.27      -5.42
   46     0.193    -14.28      14.28      -2.31      -4.46
   47     0.215    -13.34      13.34      -1.37      -3.52
   48     0.239    -12.45      12.45      -0.48      -2.63
   49     0.263    -11.60      11.60       0.37      -1.78
   50     0.289    -10.79      10.79       1.18      -0.97
   51     0.313    -10.08      10.08       1.89      -0.26
   52     0.339     -9.40       9.40       2.57       0.42
   53     0.365     -8.75       8.75       3.22       1.07
   54     0.392     -8.13       8.13       3.84       1.69
   55     0.419     -7.55       7.55       4.42       2.27
   56     0.446     -7.02       7.02       4.95       2.80
   57     0.470     -6.55       6.55       5.42       3.27
   58     0.495     -6.10       6.10       5.87       3.72
   59     0.521     -5.67       5.67       6.30       4.15
   60     0.546     -5.26       5.26       6.71       4.56
   61     0.571     -4.87       4.87       7.10       4.95
   62     0.596     -4.50       4.50       7.47       5.32
   63     0.620     -4.15       4.15       7.82       5.67
   64     0.644     -3.82       3.82       8.15       6.00
   65     0.668     -3.50       3.50       8.47       6.32
   66     0.692     -3.20       3.20       8.77       6.62
   67     0.715     -2.91       2.91       9.06       6.91
   68     0.737     -2.65       2.65       9.32       7.17
   69     0.759     -2.40       2.40       9.57       7.42
   70     0.779     -2.17       2.17       9.80       7.65
   71     0.799     -1.95       1.95      10.02       7.87
   72     0.818     -1.74       1.74      10.23       8.08
   73     0.838     -1.54       1.54      10.43       8.28
   74     0.856     -1.35       1.35      10.62       8.47
   75     0.874     -1.17       1.17      10.80       8.65
   76     0.890     -1.01       1.01      10.96       8.81
   77     0.906     -0.86       0.86      11.11       8.96
   78     0.920     -0.72       0.72      11.25       9.10
   79     0.934     -0.59       0.59      11.38       9.23
   80     0.946     -0.48       0.48      11.49       9.34
   81     0.957     -0.38       0.38      11.59       9.44
   82     0.967     -0.29       0.29      11.68       9.53
   83     0.976     -0.21       0.21      11.76       9.61
   84     0.983     -0.15       0.15      11.82       9.67
   85     0.989     -0.10       0.10      11.87       9.72
   86     0.993     -0.06       0.06      11.91       9.76
   87     0.997     -0.03       0.03      11.94       9.79
   88     0.999     -0.01       0.01      11.96       9.81
   89     1.000      0.00       0.00      11.97       9.82
   90     1.000      0.00       0.00      11.97       9.82
   91     0.999     -0.01       0.01      11.96       9.81
   92     0.998     -0.02       0.02      11.95       9.80
   93     0.994     -0.05       0.05      11.92       9.77
   94     0.991     -0.08       0.08      11.89       9.74
   95     0.986     -0.12       0.12      11.85       9.70
   96     0.979     -0.18       0.18      11.79       9.64
   97     0.972     -0.25       0.25      11.72       9.57
   98     0.964     -0.32       0.32      11.65       9.50
   99     0.955     -0.40       0.40      11.57       9.42
  100     0.945     -0.49       0.49      11.48       9.33
  101     0.934     -0.59       0.59      11.38       9.23
  102     0.923     -0.70       0.70      11.27       9.12
  103     0.910     -0.82       0.82      11.15       9.00
  104     0.896     -0.95       0.95      11.02       8.87
  105     0.882     -1.09       1.09      10.88       8.73
  106     0.867     -1.24       1.24      10.73       8.58
  107     0.850     -1.41       1.41      10.56       8.41
  108     0.833     -1.59       1.59      10.38       8.23
  109     0.814     -1.79       1.79      10.18       8.03
  110     0.794     -2.00       2.00       9.97       7.82
  111     0.775     -2.21       2.21       9.76       7.61
  112     0.755     -2.44       2.44       9.53       7.38
  113     0.733     -2.70       2.70       9.27       7.12
  114     0.710     -2.98       2.98       8.99       6.84
  115     0.687     -3.26       3.26       8.71       6.56
  116     0.665     -3.55       3.55       8.42       6.27
  117     0.642     -3.85       3.85       8.12       5.97
  118     0.617     -4.19       4.19       7.78       5.63
  119     0.591     -4.57       4.57       7.40       5.25
  120     0.564     -4.97       4.97       7.00       4.85
  121     0.538     -5.38       5.38       6.59       4.44
  122     0.512     -5.81       5.81       6.16       4.01
  123     0.486     -6.26       6.26       5.71       3.56
  124     0.458     -6.78       6.78       5.19       3.04
  125     0.429     -7.35       7.35       4.62       2.47
  126     0.400     -7.95       7.95       4.02       1.87
  127     0.373     -8.57       8.57       3.40       1.25
  128     0.346     -9.22       9.22       2.75       0.60
  129     0.318     -9.94       9.94       2.03      -0.12
  130     0.289    -10.78      10.78       1.19      -0.96
  131     0.260    -11.69      11.69       0.28      -1.87
  132     0.233    -12.66      12.66      -0.69      -2.84
  133     0.207    -13.70      13.70      -1.73      -3.88
  134     0.182    -14.79      14.79      -2.82      -4.97
  135     0.158    -16.04      16.04      -4.07      -6.22
  136     0.133    -17.52      17.52      -5.55      -7.70
  137     0.110    -19.20      19.20      -7.23      -9.38
  138     0.088    -21.10      21.10      -9.13     -11.28
  139     0.070    -23.10      23.10     -11.13     -13.28
  140     0.057    -24.91      24.91     -12.94     -15.09
  141     0.046    -26.78      26.78     -14.81     -16.96
  142     0.043    -27.27      27.27     -15.30     -17.45
  143     0.050    -25.96      25.96     -13.99     -16.14
  144     0.063    -23.99      23.99     -12.02     -14.17
  145     0.078    -22.16      22.16     -10.19     -12.34
  146     0.090    -20.90      20.90      -8.93     -11.08
  147     0.100    -20.01      20.01      -8.04     -10.19
  148     0.111    -19.10      19.10      -7.13      -9.28
  149     0.123    -18.20      18.20      -6.23      -8.38
  150     0.136    -17.34      17.34      -5.37      -7.52
  151     0.148    -16.58      16.58      -4.61      -6.76
  152     0.156    -16.14      16.14      -4.17      -6.32
  153     0.163    -15.77      15.77      -3.80      -5.95
  154     0.170    -15.38      15.38      -3.41      -5.56
  155     0.178    -15.00      15.00      -3.03      -5.18
  156     0.186    -14.63      14.63      -2.66      -4.81
  157     0.192    -14.35      14.35      -2.38      -4.53
  158     0.193    -14.30      14.30      -2.33      -4.48
  159     0.195    -14.19      14.19      -2.22      -4.37
  160     0.200    -13.97      13.97      -2.00      -4.15
  161     0.207    -13.67      13.67      -1.70      -3.85
  162     0.216    -13.31      13.31      -1.34      -3.49
  163     0.222    -13.07      13.07      -1.10      -3.25
  164     0.226    -12.93      12.93      -0.96      -3.11
  165     0.230    -12.76      12.76      -0.79      -2.94
  166     0.236    -12.56      12.56      -0.59      -2.74
  167     0.241    -12.35      12.35      -0.38      -2.53
  168     0.247    -12.14      12.14      -0.17      -2.32
  169     0.247    -12.16      12.16      -0.19      -2.34
  170     0.245    -12.21      12.21      -0.24      -2.39
  171     0.244    -12.24      12.24      -0.27      -2.42
  172     0.244    -12.24      12.24      -0.27      -2.42
  173     0.245    -12.22      12.22      -0.25      -2.40
  174     0.245    -12.23      12.23      -0.26      -2.41
  175     0.242    -12.34      12.34      -0.37      -2.52
  176     0.238    -12.48      12.48      -0.51      -2.66
  177     0.234    -12.62      12.62      -0.65      -2.80
  178     0.230    -12.76      12.76      -0.79      -2.94
  179     0.227    -12.89      12.89      -0.92      -3.07
  180     0.221    -13.10      13.10      -1.13      -3.28
  181     0.215    -13.36      13.36      -1.39      -3.54
  182     0.208    -13.65      13.65      -1.68      -3.83
  183     0.200    -13.97      13.97      -2.00      -4.15
  184     0.193    -14.30      14.30      -2.33      -4.48
  185     0.185    -14.64      14.64      -2.67      -4.82
  186     0.179    -14.96      14.96      -2.99      -5.14
  187     0.172    -15.30      15.30      -3.33      -5.48
  188     0.165    -15.65      15.65      -3.68      -5.83
  189     0.159    -15.99      15.99      -4.02      -6.17
  190     0.153    -16.31      16.31      -4.34      -6.49
  191     0.149    -16.51      16.51      -4.54      -6.69
  192     0.149    -16.55      16.55      -4.58      -6.73
  193     0.149    -16.52      16.52      -4.55      -6.70
  194     0.150    -16.45      16.45      -4.48      -6.63
  195     0.152    -16.34      16.34      -4.37      -6.52
  196     0.155    -16.20      16.20      -4.23      -6.38
  197     0.159    -15.99      15.99      -4.02      -6.17
  198     0.163    -15.75      15.75      -3.78      -5.93
  199     0.168    -15.50      15.50      -3.53      -5.68
  200     0.173    -15.24      15.24      -3.27      -5.42
  201     0.178    -14.99      14.99      -3.02      -5.17
  202     0.183    -14.77      14.77      -2.80      -4.95
  203     0.186    -14.60      14.60      -2.63      -4.78
  204     0.190    -14.43      14.43      -2.46      -4.61
  205     0.193    -14.28      14.28      -2.31      -4.46
  206     0.197    -14.13      14.13      -2.16      -4.31
  207     0.200    -14.00      14.00      -2.03      -4.18
  208     0.202    -13.88      13.88      -1.91      -4.06
  209     0.204    -13.79      13.79      -1.82      -3.97
  210     0.207    -13.70      13.70      -1.73      -3.88
  211     0.208    -13.63      13.63      -1.66      -3.81
  212     0.210    -13.57      13.57      -1.60      -3.75
  213     0.211    -13.53      13.53      -1.56      -3.71
  214     0.210    -13.56      13.56      -1.59      -3.74
  215     0.209    -13.60      13.60      -1.63      -3.78
  216     0.208    -13.65      13.65      -1.68      -3.83
  217     0.206    -13.72      13.72      -1.75      -3.90
  218     0.204    -13.80      13.80      -1.83      -3.98
  219     0.202    -13.91      13.91      -1.94      -4.09
  220     0.197    -14.11      14.11      -2.14      -4.29
  221     0.192    -14.33      14.33      -2.36      -4.51
  222     0.187    -14.58      14.58      -2.61      -4.76
  223     0.181    -14.85      14.85      -2.88      -5.03
  224     0.175    -15.15      15.15      -3.18      -5.33
  225     0.168    -15.48      15.48      -3.51      -5.66
  226     0.161    -15.84      15.84      -3.87      -6.02
  227     0.154    -16.23      16.23      -4.26      -6.41
  228     0.147    -16.66      16.66      -4.69      -6.84
  229     0.139    -17.12      17.12      -5.15      -7.30
  230     0.132    -17.61      17.61      -5.64      -7.79
  231     0.124    -18.13      18.13      -6.16      -8.31
  232     0.117    -18.67      18.67      -6.70      -8.85
  233     0.109    -19.23      19.23      -7.26      -9.41
  234     0.103    -19.78      19.78      -7.81      -9.96
  235     0.096    -20.32      20.32      -8.35     -10.50
  236     0.090    -20.87      20.87      -8.90     -11.05
  237     0.085    -21.41      21.41      -9.44     -11.59
  238     0.081    -21.88      21.88      -9.91     -12.06
  239     0.077    -22.25      22.25     -10.28     -12.43
  240     0.075    -22.47      22.47     -10.50     -12.65
  241     0.075    -22.51      22.51     -10.54     -12.69
  242     0.076    -22.39      22.39     -10.42     -12.57
  243     0.078    -22.16      22.16     -10.19     -12.34
  244     0.081    -21.82      21.82      -9.85     -12.00
  245     0.085    -21.42      21.42      -9.45     -11.60
  246     0.089    -20.97      20.97      -9.00     -11.15
  247     0.094    -20.50      20.50      -8.53     -10.68
  248     0.100    -20.02      20.02      -8.05     -10.20
  249     0.105    -19.55      19.55      -7.58      -9.73
  250     0.111    -19.09      19.09      -7.12      -9.27
  251     0.117    -18.66      18.66      -6.69      -8.84
  252     0.122    -18.25      18.25      -6.28      -8.43
  253     0.127    -17.89      17.89      -5.92      -8.07
  254     0.133    -17.55      17.55      -5.58      -7.73
  255     0.137    -17.25      17.25      -5.28      -7.43
  256     0.142    -16.97      16.97      -5.00      -7.15
  257     0.146    -16.72      16.72      -4.75      -6.90
  258     0.150    -16.49      16.49      -4.52      -6.67
  259     0.153    -16.28      16.28      -4.31      -6.46
  260     0.157    -16.10      16.10      -4.13      -6.28
  261     0.160    -15.94      15.94      -3.97      -6.12
  262     0.162    -15.81      15.81      -3.84      -5.99
  263     0.164    -15.70      15.70      -3.73      -5.88
  264     0.166    -15.62      15.62      -3.65      -5.80
  265     0.167    -15.57      15.57      -3.60      -5.75
  266     0.167    -15.54      15.54      -3.57      -5.72
  267     0.167    -15.53      15.53      -3.56      -5.71
  268     0.167    -15.55      15.55      -3.58      -5.73
  269     0.166    -15.58      15.58      -3.61      -5.76
  270     0.166    -15.62      15.62      -3.65      -5.80
  271     0.165    -15.67      15.67      -3.70      -5.85
  272     0.163    -15.74      15.74      -3.77      -5.92
  273     0.162    -15.83      15.83      -3.86      -6.01
  274     0.160    -15.94      15.94      -3.97      -6.12
  275     0.157    -16.07      16.07      -4.10      -6.25
  276     0.154    -16.24      16.24      -4.27      -6.42
  277     0.151    -16.42      16.42      -4.45      -6.60
  278     0.148    -16.61      16.61      -4.64      -6.79
  279     0.144    -16.83      16.83      -4.86      -7.01
  280     0.140    -17.05      17.05      -5.08      -7.23
  281     0.136    -17.30      17.30      -5.33      -7.48
  282     0.132    -17.58      17.58      -5.61      -7.76
  283     0.128    -17.86      17.86      -5.89      -8.04
  284     0.124    -18.16      18.16      -6.19      -8.34
  285     0.119    -18.46      18.46      -6.49      -8.64
  286     0.115    -18.77      18.77      -6.80      -8.95
  287     0.111    -19.10      19.10      -7.13      -9.28
  288     0.107    -19.44      19.44      -7.47      -9.62
  289     0.103    -19.77      19.77      -7.80      -9.95
  290     0.099    -20.09      20.09      -8.12     -10.27
  291     0.096    -20.39      20.39      -8.42     -10.57
  292     0.092    -20.68      20.68      -8.71     -10.86
  293     0.089    -20.98      20.98      -9.01     -11.16
  294     0.087    -21.19      21.19      -9.22     -11.37
  295     0.086    -21.31      21.31      -9.34     -11.49
  296     0.086    -21.33      21.33      -9.36     -11.51
  297     0.086    -21.26      21.26      -9.29     -11.44
  298     0.087    -21.17      21.17      -9.20     -11.35
  299     0.089    -21.05      21.05      -9.08     -11.23
  300     0.091    -20.83      20.83      -8.86     -11.01
  301     0.094    -20.54      20.54      -8.57     -10.72
  302     0.098    -20.18      20.18      -8.21     -10.36
  303     0.103    -19.78      19.78      -7.81      -9.96
  304     0.107    -19.39      19.39      -7.42      -9.57
  305     0.112    -18.98      18.98      -7.01      -9.16
  306     0.118    -18.55      18.55      -6.58      -8.73
  307     0.124    -18.11      18.11      -6.14      -8.29
  308     0.130    -17.69      17.69      -5.72      -7.87
  309     0.136    -17.31      17.31      -5.34      -7.49
  310     0.142    -16.97      16.97      -5.00      -7.15
  311     0.147    -16.63      16.63      -4.66      -6.81
  312     0.153    -16.28      16.28      -4.31      -6.46
  313     0.160    -15.93      15.93      -3.96      -6.11
  314     0.166    -15.60      15.60      -3.63      -5.78
  315     0.171    -15.34      15.34      -3.37      -5.52
  316     0.175    -15.12      15.12      -3.15      -5.30
  317     0.180    -14.89      14.89      -2.92      -5.07
  318     0.185    -14.65      14.65      -2.68      -4.83
  319     0.190    -14.42      14.42      -2.45      -4.60
  320     0.195    -14.21      14.21      -2.24      -4.39
  321     0.197    -14.11      14.11      -2.14      -4.29
  322     0.199    -14.02      14.02      -2.05      -4.20
  323     0.201    -13.94      13.94      -1.97      -4.12
  324     0.203    -13.86      13.86      -1.89      -4.04
  325     0.204    -13.80      13.80      -1.83      -3.98
  326     0.205    -13.78      13.78      -1.81      -3.96
  327     0.204    -13.81      13.81      -1.84      -3.99
  328     0.203    -13.87      13.87      -1.90      -4.05
  329     0.201    -13.94      13.94      -1.97      -4.12
  330     0.199    -14.03      14.03      -2.06      -4.21
  331     0.196    -14.15      14.15      -2.18      -4.33
  332     0.192    -14.34      14.34      -2.37      -4.52
  333     0.186    -14.59      14.59      -2.62      -4.77
  334     0.181    -14.85      14.85      -2.88      -5.03
  335     0.175    -15.13      15.13      -3.16      -5.31
  336     0.169    -15.43      15.43      -3.46      -5.61
  337     0.163    -15.75      15.75      -3.78      -5.93
  338     0.156    -16.14      16.14      -4.17      -6.32
  339     0.148    -16.57      16.57      -4.60      -6.75
  340     0.141    -17.02      17.02      -5.05      -7.20
  341     0.134    -17.49      17.49      -5.52      -7.67
  342     0.127    -17.95      17.95      -5.98      -8.13
  343     0.121    -18.31      18.31      -6.34      -8.49
  344     0.118    -18.58      18.58      -6.61      -8.76
  345     0.115    -18.79      18.79      -6.82      -8.97
  346     0.113    -18.96      18.96      -6.99      -9.14
  347     0.111    -19.07      19.07      -7.10      -9.25
  348     0.111    -19.11      19.11      -7.14      -9.29
  349     0.114    -18.88      18.88      -6.91      -9.06
  350     0.118    -18.56      18.56      -6.59      -8.74
  351     0.123    -18.20      18.20      -6.23      -8.38
  352     0.128    -17.83      17.83      -5.86      -8.01
  353     0.134    -17.44      17.44      -5.47      -7.62
  354     0.141    -17.04      17.04      -5.07      -7.22
  355     0.147    -16.64      16.64      -4.67      -6.82
  356     0.154    -16.23      16.23      -4.26      -6.41
  357     0.163    -15.78      15.78      -3.81      -5.96
  358     0.172    -15.28      15.28      -3.31      -5.46
  359     0.184    -14.72      14.72      -2.75      -4.90
