RY-900B
940.0 MHz
10.03 dBd (12.18 dBi)
Horizontal polarization



Vertical radiation pattern


0 = zenith, 90 = horizon, 180 = nadir

Angle     Field    Rel dB       Attn        dBi        dBd
-----     ------   ------     ------     ------     ------
    0     0.161    -15.87      15.87      -3.69      -5.84
    1     0.175    -15.16      15.16      -2.98      -5.13
    2     0.186    -14.63      14.63      -2.45      -4.60
    3     0.195    -14.22      14.22      -2.04      -4.19
    4     0.202    -13.88      13.88      -1.70      -3.85
    5     0.209    -13.58      13.58      -1.40      -3.55
    6     0.217    -13.29      13.29      -1.11      -3.26
    7     0.224    -13.01      13.01      -0.83      -2.98
    8     0.231    -12.74      12.74      -0.56      -2.71
    9     0.237    -12.49      12.49      -0.31      -2.46
   10     0.244    -12.26      12.26      -0.08      -2.23
   11     0.246    -12.17      12.17       0.01      -2.14
   12     0.247    -12.14      12.14       0.04      -2.11
   13     0.249    -12.07      12.07       0.11      -2.04
   14     0.251    -11.99      11.99       0.19      -1.96
   15     0.255    -11.87      11.87       0.31      -1.84
   16     0.258    -11.76      11.76       0.42      -1.73
   17     0.257    -11.81      11.81       0.37      -1.78
   18     0.255    -11.86      11.86       0.32      -1.83
   19     0.254    -11.91      11.91       0.27      -1.88
   20     0.252    -11.96      11.96       0.22      -1.93
   21     0.250    -12.03      12.03       0.15      -2.00
   22     0.245    -12.23      12.23      -0.05      -2.20
   23     0.234    -12.60      12.60      -0.42      -2.57
   24     0.224    -12.99      12.99      -0.81      -2.96
   25     0.214    -13.38      13.38      -1.20      -3.35
   26     0.205    -13.75      13.75      -1.57      -3.72
   27     0.198    -14.06      14.06      -1.88      -4.03
   28     0.190    -14.44      14.44      -2.26      -4.41
   29     0.181    -14.84      14.84      -2.66      -4.81
   30     0.174    -15.20      15.20      -3.02      -5.17
   31     0.167    -15.52      15.52      -3.34      -5.49
   32     0.162    -15.81      15.81      -3.63      -5.78
   33     0.156    -16.14      16.14      -3.96      -6.11
   34     0.145    -16.76      16.76      -4.58      -6.73
   35     0.134    -17.45      17.45      -5.27      -7.42
   36     0.123    -18.18      18.18      -6.00      -8.15
   37     0.114    -18.89      18.89      -6.71      -8.86
   38     0.106    -19.49      19.49      -7.31      -9.46
   39     0.099    -20.07      20.07      -7.89     -10.04
   40     0.094    -20.52      20.52      -8.34     -10.49
   41     0.094    -20.56      20.56      -8.38     -10.53
   42     0.099    -20.09      20.09      -7.91     -10.06
   43     0.110    -19.19      19.19      -7.01      -9.16
   44     0.125    -18.07      18.07      -5.89      -8.04
   45     0.141    -17.00      17.00      -4.82      -6.97
   46     0.161    -15.87      15.87      -3.69      -5.84
   47     0.183    -14.74      14.74      -2.56      -4.71
   48     0.208    -13.64      13.64      -1.46      -3.61
   49     0.234    -12.62      12.62      -0.44      -2.59
   50     0.260    -11.70      11.70       0.48      -1.67
   51     0.284    -10.92      10.92       1.26      -0.89
   52     0.310    -10.18      10.18       2.00      -0.15
   53     0.336     -9.48       9.48       2.70       0.55
   54     0.362     -8.82       8.82       3.36       1.21
   55     0.389     -8.20       8.20       3.98       1.83
   56     0.415     -7.63       7.63       4.55       2.40
   57     0.441     -7.11       7.11       5.07       2.92
   58     0.468     -6.60       6.60       5.58       3.43
   59     0.494     -6.12       6.12       6.06       3.91
   60     0.521     -5.66       5.66       6.52       4.37
   61     0.549     -5.21       5.21       6.97       4.82
   62     0.575     -4.81       4.81       7.37       5.22
   63     0.601     -4.42       4.42       7.76       5.61
   64     0.627     -4.05       4.05       8.13       5.98
   65     0.653     -3.70       3.70       8.48       6.33
   66     0.678     -3.37       3.37       8.81       6.66
   67     0.704     -3.05       3.05       9.13       6.98
   68     0.729     -2.75       2.75       9.43       7.28
   69     0.752     -2.47       2.47       9.71       7.56
   70     0.775     -2.21       2.21       9.97       7.82
   71     0.797     -1.97       1.97      10.21       8.06
   72     0.818     -1.74       1.74      10.44       8.29
   73     0.838     -1.53       1.53      10.65       8.50
   74     0.857     -1.34       1.34      10.84       8.69
   75     0.875     -1.16       1.16      11.02       8.87
   76     0.891     -1.00       1.00      11.18       9.03
   77     0.907     -0.85       0.85      11.33       9.18
   78     0.922     -0.71       0.71      11.47       9.32
   79     0.934     -0.59       0.59      11.59       9.44
   80     0.947     -0.47       0.47      11.71       9.56
   81     0.958     -0.37       0.37      11.81       9.66
   82     0.967     -0.29       0.29      11.89       9.74
   83     0.976     -0.21       0.21      11.97       9.82
   84     0.983     -0.15       0.15      12.03       9.88
   85     0.989     -0.10       0.10      12.08       9.93
   86     0.993     -0.06       0.06      12.12       9.97
   87     0.997     -0.03       0.03      12.15      10.00
   88     0.999     -0.01       0.01      12.17      10.02
   89     1.000      0.00       0.00      12.18      10.03
   90     1.000      0.00       0.00      12.18      10.03
   91     1.000      0.00       0.00      12.18      10.03
   92     0.998     -0.02       0.02      12.16      10.01
   93     0.995     -0.04       0.04      12.14       9.99
   94     0.991     -0.08       0.08      12.10       9.95
   95     0.986     -0.12       0.12      12.06       9.91
   96     0.979     -0.18       0.18      12.00       9.85
   97     0.972     -0.25       0.25      11.93       9.78
   98     0.964     -0.32       0.32      11.86       9.71
   99     0.954     -0.41       0.41      11.77       9.62
  100     0.944     -0.50       0.50      11.68       9.53
  101     0.932     -0.61       0.61      11.57       9.42
  102     0.919     -0.73       0.73      11.45       9.30
  103     0.906     -0.86       0.86      11.32       9.17
  104     0.890     -1.01       1.01      11.17       9.02
  105     0.875     -1.16       1.16      11.02       8.87
  106     0.859     -1.32       1.32      10.86       8.71
  107     0.839     -1.52       1.52      10.66       8.51
  108     0.820     -1.72       1.72      10.46       8.31
  109     0.800     -1.94       1.94      10.24       8.09
  110     0.780     -2.16       2.16      10.02       7.87
  111     0.759     -2.40       2.40       9.78       7.63
  112     0.735     -2.67       2.67       9.51       7.36
  113     0.710     -2.98       2.98       9.20       7.05
  114     0.684     -3.30       3.30       8.88       6.73
  115     0.658     -3.64       3.64       8.54       6.39
  116     0.632     -3.98       3.98       8.20       6.05
  117     0.607     -4.34       4.34       7.84       5.69
  118     0.578     -4.76       4.76       7.42       5.27
  119     0.549     -5.21       5.21       6.97       4.82
  120     0.520     -5.68       5.68       6.50       4.35
  121     0.491     -6.17       6.17       6.01       3.86
  122     0.464     -6.67       6.67       5.51       3.36
  123     0.437     -7.20       7.20       4.98       2.83
  124     0.407     -7.81       7.81       4.37       2.22
  125     0.378     -8.46       8.46       3.72       1.57
  126     0.349     -9.14       9.14       3.04       0.89
  127     0.322     -9.84       9.84       2.34       0.19
  128     0.297    -10.55      10.55       1.63      -0.52
  129     0.270    -11.38      11.38       0.80      -1.35
  130     0.241    -12.36      12.36      -0.18      -2.33
  131     0.213    -13.42      13.42      -1.24      -3.39
  132     0.188    -14.53      14.53      -2.35      -4.50
  133     0.165    -15.64      15.64      -3.46      -5.61
  134     0.146    -16.70      16.70      -4.52      -6.67
  135     0.126    -17.99      17.99      -5.81      -7.96
  136     0.108    -19.30      19.30      -7.12      -9.27
  137     0.095    -20.40      20.40      -8.22     -10.37
  138     0.089    -21.01      21.01      -8.83     -10.98
  139     0.090    -20.94      20.94      -8.76     -10.91
  140     0.094    -20.54      20.54      -8.36     -10.51
  141     0.097    -20.23      20.23      -8.05     -10.20
  142     0.105    -19.56      19.56      -7.38      -9.53
  143     0.117    -18.65      18.65      -6.47      -8.62
  144     0.131    -17.68      17.68      -5.50      -7.65
  145     0.145    -16.76      16.76      -4.58      -6.73
  146     0.155    -16.22      16.22      -4.04      -6.19
  147     0.162    -15.81      15.81      -3.63      -5.78
  148     0.171    -15.36      15.36      -3.18      -5.33
  149     0.181    -14.86      14.86      -2.68      -4.83
  150     0.192    -14.35      14.35      -2.17      -4.32
  151     0.203    -13.86      13.86      -1.68      -3.83
  152     0.207    -13.67      13.67      -1.49      -3.64
  153     0.213    -13.44      13.44      -1.26      -3.41
  154     0.220    -13.17      13.17      -0.99      -3.14
  155     0.227    -12.88      12.88      -0.70      -2.85
  156     0.235    -12.59      12.59      -0.41      -2.56
  157     0.238    -12.46      12.46      -0.28      -2.43
  158     0.236    -12.54      12.54      -0.36      -2.51
  159     0.234    -12.60      12.60      -0.42      -2.57
  160     0.234    -12.61      12.61      -0.43      -2.58
  161     0.235    -12.57      12.57      -0.39      -2.54
  162     0.238    -12.47      12.47      -0.29      -2.44
  163     0.236    -12.55      12.55      -0.37      -2.52
  164     0.233    -12.65      12.65      -0.47      -2.62
  165     0.231    -12.72      12.72      -0.54      -2.69
  166     0.231    -12.73      12.73      -0.55      -2.70
  167     0.231    -12.71      12.71      -0.53      -2.68
  168     0.232    -12.70      12.70      -0.52      -2.67
  169     0.226    -12.93      12.93      -0.75      -2.90
  170     0.219    -13.19      13.19      -1.01      -3.16
  171     0.213    -13.44      13.44      -1.26      -3.41
  172     0.207    -13.67      13.67      -1.49      -3.64
  173     0.203    -13.87      13.87      -1.69      -3.84
  174     0.196    -14.14      14.14      -1.96      -4.11
  175     0.188    -14.52      14.52      -2.34      -4.49
  176     0.179    -14.95      14.95      -2.77      -4.92
  177     0.170    -15.39      15.39      -3.21      -5.36
  178     0.161    -15.84      15.84      -3.66      -5.81
  179     0.153    -16.28      16.28      -4.10      -6.25
  180     0.146    -16.74      16.74      -4.56      -6.71
  181     0.137    -17.26      17.26      -5.08      -7.23
  182     0.129    -17.81      17.81      -5.63      -7.78
  183     0.120    -18.39      18.39      -6.21      -8.36
  184     0.112    -18.98      18.98      -6.80      -8.95
  185     0.106    -19.46      19.46      -7.28      -9.43
  186     0.103    -19.71      19.71      -7.53      -9.68
  187     0.101    -19.88      19.88      -7.70      -9.85
  188     0.101    -19.95      19.95      -7.77      -9.92
  189     0.101    -19.91      19.91      -7.73      -9.88
  190     0.103    -19.75      19.75      -7.57      -9.72
  191     0.108    -19.34      19.34      -7.16      -9.31
  192     0.115    -18.79      18.79      -6.61      -8.76
  193     0.123    -18.21      18.21      -6.03      -8.18
  194     0.131    -17.64      17.64      -5.46      -7.61
  195     0.140    -17.10      17.10      -4.92      -7.07
  196     0.148    -16.60      16.60      -4.42      -6.57
  197     0.155    -16.17      16.17      -3.99      -6.14
  198     0.163    -15.77      15.77      -3.59      -5.74
  199     0.170    -15.38      15.38      -3.20      -5.35
  200     0.178    -15.01      15.01      -2.83      -4.98
  201     0.185    -14.67      14.67      -2.49      -4.64
  202     0.191    -14.39      14.39      -2.21      -4.36
  203     0.195    -14.18      14.18      -2.00      -4.15
  204     0.200    -13.99      13.99      -1.81      -3.96
  205     0.204    -13.81      13.81      -1.63      -3.78
  206     0.208    -13.64      13.64      -1.46      -3.61
  207     0.211    -13.50      13.50      -1.32      -3.47
  208     0.213    -13.43      13.43      -1.25      -3.40
  209     0.214    -13.38      13.38      -1.20      -3.35
  210     0.215    -13.35      13.35      -1.17      -3.32
  211     0.215    -13.34      13.34      -1.16      -3.31
  212     0.215    -13.34      13.34      -1.16      -3.31
  213     0.215    -13.37      13.37      -1.19      -3.34
  214     0.212    -13.49      13.49      -1.31      -3.46
  215     0.208    -13.64      13.64      -1.46      -3.61
  216     0.204    -13.81      13.81      -1.63      -3.78
  217     0.200    -13.98      13.98      -1.80      -3.95
  218     0.196    -14.17      14.17      -1.99      -4.14
  219     0.191    -14.40      14.40      -2.22      -4.37
  220     0.185    -14.67      14.67      -2.49      -4.64
  221     0.178    -14.97      14.97      -2.79      -4.94
  222     0.172    -15.28      15.28      -3.10      -5.25
  223     0.166    -15.61      15.61      -3.43      -5.58
  224     0.159    -15.95      15.95      -3.77      -5.92
  225     0.153    -16.30      16.30      -4.12      -6.27
  226     0.147    -16.67      16.67      -4.49      -6.64
  227     0.140    -17.05      17.05      -4.87      -7.02
  228     0.134    -17.45      17.45      -5.27      -7.42
  229     0.128    -17.86      17.86      -5.68      -7.83
  230     0.122    -18.30      18.30      -6.12      -8.27
  231     0.115    -18.81      18.81      -6.63      -8.78
  232     0.108    -19.35      19.35      -7.17      -9.32
  233     0.101    -19.90      19.90      -7.72      -9.87
  234     0.095    -20.45      20.45      -8.27     -10.42
  235     0.089    -20.99      20.99      -8.81     -10.96
  236     0.084    -21.50      21.50      -9.32     -11.47
  237     0.080    -21.98      21.98      -9.80     -11.95
  238     0.076    -22.40      22.40     -10.22     -12.37
  239     0.073    -22.74      22.74     -10.56     -12.71
  240     0.071    -22.98      22.98     -10.80     -12.95
  241     0.070    -23.09      23.09     -10.91     -13.06
  242     0.070    -23.06      23.06     -10.88     -13.03
  243     0.072    -22.91      22.91     -10.73     -12.88
  244     0.074    -22.67      22.67     -10.49     -12.64
  245     0.076    -22.37      22.37     -10.19     -12.34
  246     0.079    -22.03      22.03      -9.85     -12.00
  247     0.082    -21.69      21.69      -9.51     -11.66
  248     0.085    -21.38      21.38      -9.20     -11.35
  249     0.088    -21.08      21.08      -8.90     -11.05
  250     0.091    -20.79      20.79      -8.61     -10.76
  251     0.094    -20.51      20.51      -8.33     -10.48
  252     0.097    -20.26      20.26      -8.08     -10.23
  253     0.100    -20.01      20.01      -7.83      -9.98
  254     0.102    -19.79      19.79      -7.61      -9.76
  255     0.105    -19.59      19.59      -7.41      -9.56
  256     0.107    -19.41      19.41      -7.23      -9.38
  257     0.109    -19.25      19.25      -7.07      -9.22
  258     0.111    -19.10      19.10      -6.92      -9.07
  259     0.113    -18.96      18.96      -6.78      -8.93
  260     0.114    -18.84      18.84      -6.66      -8.81
  261     0.116    -18.73      18.73      -6.55      -8.70
  262     0.117    -18.64      18.64      -6.46      -8.61
  263     0.118    -18.56      18.56      -6.38      -8.53
  264     0.119    -18.50      18.50      -6.32      -8.47
  265     0.120    -18.44      18.44      -6.26      -8.41
  266     0.120    -18.40      18.40      -6.22      -8.37
  267     0.121    -18.38      18.38      -6.20      -8.35
  268     0.121    -18.36      18.36      -6.18      -8.33
  269     0.121    -18.35      18.35      -6.17      -8.32
  270     0.121    -18.35      18.35      -6.17      -8.32
  271     0.121    -18.35      18.35      -6.17      -8.32
  272     0.121    -18.37      18.37      -6.19      -8.34
  273     0.120    -18.40      18.40      -6.22      -8.37
  274     0.120    -18.44      18.44      -6.26      -8.41
  275     0.119    -18.49      18.49      -6.31      -8.46
  276     0.118    -18.57      18.57      -6.39      -8.54
  277     0.117    -18.65      18.65      -6.47      -8.62
  278     0.115    -18.75      18.75      -6.57      -8.72
  279     0.114    -18.87      18.87      -6.69      -8.84
  280     0.112    -19.00      19.00      -6.82      -8.97
  281     0.110    -19.16      19.16      -6.98      -9.13
  282     0.108    -19.32      19.32      -7.14      -9.29
  283     0.106    -19.50      19.50      -7.32      -9.47
  284     0.104    -19.68      19.68      -7.50      -9.65
  285     0.101    -19.88      19.88      -7.70      -9.85
  286     0.099    -20.09      20.09      -7.91     -10.06
  287     0.096    -20.35      20.35      -8.17     -10.32
  288     0.093    -20.62      20.62      -8.44     -10.59
  289     0.090    -20.88      20.88      -8.70     -10.85
  290     0.088    -21.12      21.12      -8.94     -11.09
  291     0.086    -21.35      21.35      -9.17     -11.32
  292     0.084    -21.56      21.56      -9.38     -11.53
  293     0.082    -21.76      21.76      -9.58     -11.73
  294     0.080    -21.92      21.92      -9.74     -11.89
  295     0.079    -22.04      22.04      -9.86     -12.01
  296     0.078    -22.12      22.12      -9.94     -12.09
  297     0.078    -22.16      22.16      -9.98     -12.13
  298     0.078    -22.20      22.20     -10.02     -12.17
  299     0.078    -22.15      22.15      -9.97     -12.12
  300     0.079    -22.00      22.00      -9.82     -11.97
  301     0.082    -21.75      21.75      -9.57     -11.72
  302     0.085    -21.42      21.42      -9.24     -11.39
  303     0.089    -21.06      21.06      -8.88     -11.03
  304     0.092    -20.72      20.72      -8.54     -10.69
  305     0.097    -20.29      20.29      -8.11     -10.26
  306     0.103    -19.78      19.78      -7.60      -9.75
  307     0.109    -19.24      19.24      -7.06      -9.21
  308     0.117    -18.67      18.67      -6.49      -8.64
  309     0.124    -18.13      18.13      -5.95      -8.10
  310     0.132    -17.61      17.61      -5.43      -7.58
  311     0.140    -17.09      17.09      -4.91      -7.06
  312     0.148    -16.57      16.57      -4.39      -6.54
  313     0.157    -16.07      16.07      -3.89      -6.04
  314     0.166    -15.61      15.61      -3.43      -5.58
  315     0.173    -15.25      15.25      -3.07      -5.22
  316     0.180    -14.90      14.90      -2.72      -4.87
  317     0.187    -14.56      14.56      -2.38      -4.53
  318     0.194    -14.24      14.24      -2.06      -4.21
  319     0.201    -13.95      13.95      -1.77      -3.92
  320     0.206    -13.72      13.72      -1.54      -3.69
  321     0.208    -13.62      13.62      -1.44      -3.59
  322     0.211    -13.53      13.53      -1.35      -3.50
  323     0.213    -13.44      13.44      -1.26      -3.41
  324     0.215    -13.35      13.35      -1.17      -3.32
  325     0.217    -13.28      13.28      -1.10      -3.25
  326     0.216    -13.31      13.31      -1.13      -3.28
  327     0.214    -13.40      13.40      -1.22      -3.37
  328     0.211    -13.51      13.51      -1.33      -3.48
  329     0.208    -13.63      13.63      -1.45      -3.60
  330     0.205    -13.75      13.75      -1.57      -3.72
  331     0.202    -13.88      13.88      -1.70      -3.85
  332     0.197    -14.12      14.12      -1.94      -4.09
  333     0.191    -14.38      14.38      -2.20      -4.35
  334     0.185    -14.64      14.64      -2.46      -4.61
  335     0.180    -14.91      14.91      -2.73      -4.88
  336     0.174    -15.18      15.18      -3.00      -5.15
  337     0.168    -15.50      15.50      -3.32      -5.47
  338     0.160    -15.92      15.92      -3.74      -5.89
  339     0.152    -16.36      16.36      -4.18      -6.33
  340     0.144    -16.82      16.82      -4.64      -6.79
  341     0.137    -17.26      17.26      -5.08      -7.23
  342     0.130    -17.70      17.70      -5.52      -7.67
  343     0.123    -18.23      18.23      -6.05      -8.20
  344     0.115    -18.82      18.82      -6.64      -8.79
  345     0.107    -19.44      19.44      -7.26      -9.41
  346     0.099    -20.08      20.08      -7.90     -10.05
  347     0.092    -20.71      20.71      -8.53     -10.68
  348     0.087    -21.23      21.23      -9.05     -11.20
  349     0.085    -21.45      21.45      -9.27     -11.42
  350     0.084    -21.56      21.56      -9.38     -11.53
  351     0.084    -21.55      21.55      -9.37     -11.52
  352     0.085    -21.40      21.40      -9.22     -11.37
  353     0.088    -21.13      21.13      -8.95     -11.10
  354     0.092    -20.72      20.72      -8.54     -10.69
  355     0.098    -20.20      20.20      -8.02     -10.17
  356     0.105    -19.55      19.55      -7.37      -9.52
  357     0.115    -18.78      18.78      -6.60      -8.75
  358     0.127    -17.89      17.89      -5.71      -7.86
  359     0.144    -16.86      16.86      -4.68      -6.83
