RY-900B
928.0 MHz
9.94 dBd (12.09 dBi)
Horizontal polarization



Vertical radiation pattern


0 = zenith, 90 = horizon, 180 = nadir

Angle     Field    Rel dB       Attn        dBi        dBd
-----     ------   ------     ------     ------     ------
    0     0.183    -14.73      14.73      -2.64      -4.79
    1     0.196    -14.15      14.15      -2.06      -4.21
    2     0.206    -13.71      13.71      -1.62      -3.77
    3     0.215    -13.37      13.37      -1.28      -3.43
    4     0.222    -13.09      13.09      -1.00      -3.15
    5     0.228    -12.85      12.85      -0.76      -2.91
    6     0.234    -12.62      12.62      -0.53      -2.68
    7     0.240    -12.41      12.41      -0.32      -2.47
    8     0.245    -12.21      12.21      -0.12      -2.27
    9     0.250    -12.03      12.03       0.06      -2.09
   10     0.255    -11.88      11.88       0.21      -1.94
   11     0.255    -11.88      11.88       0.21      -1.94
   12     0.253    -11.95      11.95       0.14      -2.01
   13     0.251    -12.02      12.02       0.07      -2.08
   14     0.249    -12.06      12.06       0.03      -2.12
   15     0.249    -12.08      12.08       0.01      -2.14
   16     0.249    -12.09      12.09      -0.00      -2.15
   17     0.245    -12.22      12.22      -0.13      -2.28
   18     0.242    -12.34      12.34      -0.25      -2.40
   19     0.239    -12.45      12.45      -0.36      -2.51
   20     0.236    -12.54      12.54      -0.45      -2.60
   21     0.233    -12.64      12.64      -0.55      -2.70
   22     0.228    -12.86      12.86      -0.77      -2.92
   23     0.217    -13.26      13.26      -1.17      -3.32
   24     0.206    -13.73      13.73      -1.64      -3.79
   25     0.194    -14.23      14.23      -2.14      -4.29
   26     0.183    -14.77      14.77      -2.68      -4.83
   27     0.172    -15.31      15.31      -3.22      -5.37
   28     0.159    -15.97      15.97      -3.88      -6.03
   29     0.147    -16.67      16.67      -4.58      -6.73
   30     0.136    -17.34      17.34      -5.25      -7.40
   31     0.127    -17.93      17.93      -5.84      -7.99
   32     0.120    -18.43      18.43      -6.34      -8.49
   33     0.114    -18.88      18.88      -6.79      -8.94
   34     0.104    -19.64      19.64      -7.55      -9.70
   35     0.095    -20.43      20.43      -8.34     -10.49
   36     0.087    -21.21      21.21      -9.12     -11.27
   37     0.081    -21.84      21.84      -9.75     -11.90
   38     0.078    -22.17      22.17     -10.08     -12.23
   39     0.077    -22.23      22.23     -10.14     -12.29
   40     0.080    -21.92      21.92      -9.83     -11.98
   41     0.088    -21.09      21.09      -9.00     -11.15
   42     0.101    -19.91      19.91      -7.82      -9.97
   43     0.117    -18.60      18.60      -6.51      -8.66
   44     0.136    -17.31      17.31      -5.22      -7.37
   45     0.155    -16.18      16.18      -4.09      -6.24
   46     0.176    -15.08      15.08      -2.99      -5.14
   47     0.199    -14.02      14.02      -1.93      -4.08
   48     0.224    -13.01      13.01      -0.92      -3.07
   49     0.249    -12.06      12.06       0.03      -2.12
   50     0.275    -11.20      11.20       0.89      -1.26
   51     0.300    -10.45      10.45       1.64      -0.51
   52     0.326     -9.74       9.74       2.35       0.20
   53     0.352     -9.07       9.07       3.02       0.87
   54     0.378     -8.44       8.44       3.65       1.50
   55     0.406     -7.84       7.84       4.25       2.10
   56     0.431     -7.32       7.32       4.77       2.62
   57     0.456     -6.83       6.83       5.26       3.11
   58     0.480     -6.37       6.37       5.72       3.57
   59     0.506     -5.92       5.92       6.17       4.02
   60     0.531     -5.50       5.50       6.59       4.44
   61     0.557     -5.09       5.09       7.00       4.85
   62     0.582     -4.70       4.70       7.39       5.24
   63     0.607     -4.33       4.33       7.76       5.61
   64     0.633     -3.97       3.97       8.12       5.97
   65     0.658     -3.63       3.63       8.46       6.31
   66     0.683     -3.31       3.31       8.78       6.63
   67     0.707     -3.01       3.01       9.08       6.93
   68     0.731     -2.72       2.72       9.37       7.22
   69     0.753     -2.46       2.46       9.63       7.48
   70     0.775     -2.21       2.21       9.88       7.73
   71     0.797     -1.97       1.97      10.12       7.97
   72     0.818     -1.75       1.75      10.34       8.19
   73     0.838     -1.54       1.54      10.55       8.40
   74     0.857     -1.34       1.34      10.75       8.60
   75     0.875     -1.16       1.16      10.93       8.78
   76     0.892     -0.99       0.99      11.10       8.95
   77     0.908     -0.84       0.84      11.25       9.10
   78     0.923     -0.70       0.70      11.39       9.24
   79     0.935     -0.58       0.58      11.51       9.36
   80     0.947     -0.47       0.47      11.62       9.47
   81     0.958     -0.37       0.37      11.72       9.57
   82     0.967     -0.29       0.29      11.80       9.65
   83     0.976     -0.21       0.21      11.88       9.73
   84     0.983     -0.15       0.15      11.94       9.79
   85     0.989     -0.10       0.10      11.99       9.84
   86     0.993     -0.06       0.06      12.03       9.88
   87     0.997     -0.03       0.03      12.06       9.91
   88     0.999     -0.01       0.01      12.08       9.93
   89     1.000      0.00       0.00      12.09       9.94
   90     1.000      0.00       0.00      12.09       9.94
   91     0.999     -0.01       0.01      12.08       9.93
   92     0.998     -0.02       0.02      12.07       9.92
   93     0.994     -0.05       0.05      12.04       9.89
   94     0.991     -0.08       0.08      12.01       9.86
   95     0.985     -0.13       0.13      11.96       9.81
   96     0.978     -0.19       0.19      11.90       9.75
   97     0.971     -0.26       0.26      11.83       9.68
   98     0.962     -0.34       0.34      11.75       9.60
   99     0.952     -0.43       0.43      11.66       9.51
  100     0.941     -0.53       0.53      11.56       9.41
  101     0.930     -0.63       0.63      11.46       9.31
  102     0.917     -0.75       0.75      11.34       9.19
  103     0.904     -0.88       0.88      11.21       9.06
  104     0.890     -1.01       1.01      11.08       8.93
  105     0.875     -1.16       1.16      10.93       8.78
  106     0.859     -1.32       1.32      10.77       8.62
  107     0.840     -1.51       1.51      10.58       8.43
  108     0.820     -1.72       1.72      10.37       8.22
  109     0.801     -1.93       1.93      10.16       8.01
  110     0.781     -2.15       2.15       9.94       7.79
  111     0.759     -2.39       2.39       9.70       7.55
  112     0.737     -2.65       2.65       9.44       7.29
  113     0.713     -2.94       2.94       9.15       7.00
  114     0.689     -3.24       3.24       8.85       6.70
  115     0.665     -3.55       3.55       8.54       6.39
  116     0.640     -3.87       3.87       8.22       6.07
  117     0.617     -4.20       4.20       7.89       5.74
  118     0.590     -4.59       4.59       7.50       5.35
  119     0.562     -5.01       5.01       7.08       4.93
  120     0.535     -5.44       5.44       6.65       4.50
  121     0.508     -5.89       5.89       6.20       4.05
  122     0.481     -6.35       6.35       5.74       3.59
  123     0.455     -6.84       6.84       5.25       3.10
  124     0.426     -7.41       7.41       4.68       2.53
  125     0.398     -8.01       8.01       4.08       1.93
  126     0.370     -8.64       8.64       3.45       1.30
  127     0.343     -9.30       9.30       2.79       0.64
  128     0.317     -9.98       9.98       2.11      -0.04
  129     0.289    -10.77      10.77       1.32      -0.83
  130     0.260    -11.69      11.69       0.40      -1.75
  131     0.232    -12.70      12.70      -0.61      -2.76
  132     0.205    -13.77      13.77      -1.68      -3.83
  133     0.180    -14.88      14.88      -2.79      -4.94
  134     0.158    -16.02      16.02      -3.93      -6.08
  135     0.135    -17.40      17.40      -5.31      -7.46
  136     0.113    -18.95      18.95      -6.86      -9.01
  137     0.093    -20.59      20.59      -8.50     -10.65
  138     0.079    -22.09      22.09     -10.00     -12.15
  139     0.070    -23.08      23.08     -10.99     -13.14
  140     0.067    -23.43      23.43     -11.34     -13.49
  141     0.066    -23.55      23.55     -11.46     -13.61
  142     0.072    -22.80      22.80     -10.71     -12.86
  143     0.084    -21.53      21.53      -9.44     -11.59
  144     0.098    -20.15      20.15      -8.06     -10.21
  145     0.114    -18.89      18.89      -6.80      -8.95
  146     0.124    -18.11      18.11      -6.02      -8.17
  147     0.133    -17.50      17.50      -5.41      -7.56
  148     0.144    -16.84      16.84      -4.75      -6.90
  149     0.155    -16.17      16.17      -4.08      -6.23
  150     0.168    -15.51      15.51      -3.42      -5.57
  151     0.180    -14.91      14.91      -2.82      -4.97
  152     0.186    -14.63      14.63      -2.54      -4.69
  153     0.192    -14.34      14.34      -2.25      -4.40
  154     0.199    -14.03      14.03      -1.94      -4.09
  155     0.206    -13.71      13.71      -1.62      -3.77
  156     0.214    -13.41      13.41      -1.32      -3.47
  157     0.217    -13.26      13.26      -1.17      -3.32
  158     0.216    -13.31      13.31      -1.22      -3.37
  159     0.216    -13.31      13.31      -1.22      -3.37
  160     0.218    -13.23      13.23      -1.14      -3.29
  161     0.222    -13.08      13.08      -0.99      -3.14
  162     0.228    -12.86      12.86      -0.77      -2.92
  163     0.229    -12.81      12.81      -0.72      -2.87
  164     0.230    -12.78      12.78      -0.69      -2.84
  165     0.231    -12.72      12.72      -0.63      -2.78
  166     0.234    -12.61      12.61      -0.52      -2.67
  167     0.238    -12.47      12.47      -0.38      -2.53
  168     0.241    -12.36      12.36      -0.27      -2.42
  169     0.238    -12.48      12.48      -0.39      -2.54
  170     0.234    -12.61      12.61      -0.52      -2.67
  171     0.231    -12.73      12.73      -0.64      -2.79
  172     0.229    -12.82      12.82      -0.73      -2.88
  173     0.227    -12.88      12.88      -0.79      -2.94
  174     0.224    -13.01      13.01      -0.92      -3.07
  175     0.218    -13.23      13.23      -1.14      -3.29
  176     0.212    -13.47      13.47      -1.38      -3.53
  177     0.206    -13.71      13.71      -1.62      -3.77
  178     0.201    -13.94      13.94      -1.85      -4.00
  179     0.196    -14.16      14.16      -2.07      -4.22
  180     0.189    -14.47      14.47      -2.38      -4.53
  181     0.181    -14.83      14.83      -2.74      -4.89
  182     0.173    -15.22      15.22      -3.13      -5.28
  183     0.165    -15.64      15.64      -3.55      -5.70
  184     0.157    -16.06      16.06      -3.97      -6.12
  185     0.150    -16.45      16.45      -4.36      -6.51
  186     0.145    -16.75      16.75      -4.66      -6.81
  187     0.141    -17.03      17.03      -4.94      -7.09
  188     0.137    -17.29      17.29      -5.20      -7.35
  189     0.133    -17.50      17.50      -5.41      -7.56
  190     0.131    -17.65      17.65      -5.56      -7.71
  191     0.132    -17.57      17.57      -5.48      -7.63
  192     0.136    -17.34      17.34      -5.25      -7.40
  193     0.140    -17.05      17.05      -4.96      -7.11
  194     0.146    -16.74      16.74      -4.65      -6.80
  195     0.151    -16.41      16.41      -4.32      -6.47
  196     0.157    -16.09      16.09      -4.00      -6.15
  197     0.163    -15.78      15.78      -3.69      -5.84
  198     0.168    -15.47      15.47      -3.38      -5.53
  199     0.174    -15.17      15.17      -3.08      -5.23
  200     0.180    -14.88      14.88      -2.79      -4.94
  201     0.186    -14.61      14.61      -2.52      -4.67
  202     0.191    -14.37      14.37      -2.28      -4.43
  203     0.195    -14.18      14.18      -2.09      -4.24
  204     0.200    -14.00      14.00      -1.91      -4.06
  205     0.203    -13.84      13.84      -1.75      -3.90
  206     0.207    -13.69      13.69      -1.60      -3.75
  207     0.210    -13.57      13.57      -1.48      -3.63
  208     0.212    -13.49      13.49      -1.40      -3.55
  209     0.213    -13.44      13.44      -1.35      -3.50
  210     0.214    -13.40      13.40      -1.31      -3.46
  211     0.215    -13.37      13.37      -1.28      -3.43
  212     0.215    -13.35      13.35      -1.26      -3.41
  213     0.215    -13.37      13.37      -1.28      -3.43
  214     0.212    -13.48      13.48      -1.39      -3.54
  215     0.209    -13.60      13.60      -1.51      -3.66
  216     0.206    -13.72      13.72      -1.63      -3.78
  217     0.203    -13.86      13.86      -1.77      -3.92
  218     0.200    -14.00      14.00      -1.91      -4.06
  219     0.195    -14.18      14.18      -2.09      -4.24
  220     0.190    -14.42      14.42      -2.33      -4.48
  221     0.185    -14.68      14.68      -2.59      -4.74
  222     0.179    -14.96      14.96      -2.87      -5.02
  223     0.173    -15.26      15.26      -3.17      -5.32
  224     0.166    -15.58      15.58      -3.49      -5.64
  225     0.160    -15.90      15.90      -3.81      -5.96
  226     0.154    -16.24      16.24      -4.15      -6.30
  227     0.148    -16.60      16.60      -4.51      -6.66
  228     0.141    -16.99      16.99      -4.90      -7.05
  229     0.135    -17.41      17.41      -5.32      -7.47
  230     0.128    -17.86      17.86      -5.77      -7.92
  231     0.121    -18.36      18.36      -6.27      -8.42
  232     0.114    -18.89      18.89      -6.80      -8.95
  233     0.107    -19.43      19.43      -7.34      -9.49
  234     0.100    -19.98      19.98      -7.89     -10.04
  235     0.094    -20.51      20.51      -8.42     -10.57
  236     0.089    -21.03      21.03      -8.94     -11.09
  237     0.084    -21.52      21.52      -9.43     -11.58
  238     0.080    -21.94      21.94      -9.85     -12.00
  239     0.077    -22.25      22.25     -10.16     -12.31
  240     0.076    -22.42      22.42     -10.33     -12.48
  241     0.076    -22.44      22.44     -10.35     -12.50
  242     0.077    -22.32      22.32     -10.23     -12.38
  243     0.079    -22.10      22.10     -10.01     -12.16
  244     0.081    -21.81      21.81      -9.72     -11.87
  245     0.085    -21.46      21.46      -9.37     -11.52
  246     0.088    -21.08      21.08      -8.99     -11.14
  247     0.092    -20.68      20.68      -8.59     -10.74
  248     0.097    -20.28      20.28      -8.19     -10.34
  249     0.101    -19.89      19.89      -7.80      -9.95
  250     0.106    -19.52      19.52      -7.43      -9.58
  251     0.110    -19.18      19.18      -7.09      -9.24
  252     0.114    -18.86      18.86      -6.77      -8.92
  253     0.118    -18.59      18.59      -6.50      -8.65
  254     0.121    -18.36      18.36      -6.27      -8.42
  255     0.124    -18.15      18.15      -6.06      -8.21
  256     0.126    -17.97      17.97      -5.88      -8.03
  257     0.129    -17.80      17.80      -5.71      -7.86
  258     0.131    -17.64      17.64      -5.55      -7.70
  259     0.134    -17.47      17.47      -5.38      -7.53
  260     0.136    -17.31      17.31      -5.22      -7.37
  261     0.139    -17.17      17.17      -5.08      -7.23
  262     0.140    -17.05      17.05      -4.96      -7.11
  263     0.142    -16.96      16.96      -4.87      -7.02
  264     0.143    -16.89      16.89      -4.80      -6.95
  265     0.144    -16.85      16.85      -4.76      -6.91
  266     0.144    -16.83      16.83      -4.74      -6.89
  267     0.144    -16.83      16.83      -4.74      -6.89
  268     0.144    -16.84      16.84      -4.75      -6.90
  269     0.143    -16.87      16.87      -4.78      -6.93
  270     0.143    -16.88      16.88      -4.79      -6.94
  271     0.143    -16.90      16.90      -4.81      -6.96
  272     0.143    -16.92      16.92      -4.83      -6.98
  273     0.142    -16.96      16.96      -4.87      -7.02
  274     0.141    -17.01      17.01      -4.92      -7.07
  275     0.140    -17.07      17.07      -4.98      -7.13
  276     0.139    -17.14      17.14      -5.05      -7.20
  277     0.138    -17.22      17.22      -5.13      -7.28
  278     0.136    -17.31      17.31      -5.22      -7.37
  279     0.135    -17.42      17.42      -5.33      -7.48
  280     0.133    -17.54      17.54      -5.45      -7.60
  281     0.130    -17.70      17.70      -5.61      -7.76
  282     0.128    -17.87      17.87      -5.78      -7.93
  283     0.125    -18.06      18.06      -5.97      -8.12
  284     0.122    -18.25      18.25      -6.16      -8.31
  285     0.119    -18.46      18.46      -6.37      -8.52
  286     0.116    -18.68      18.68      -6.59      -8.74
  287     0.113    -18.92      18.92      -6.83      -8.98
  288     0.110    -19.18      19.18      -7.09      -9.24
  289     0.107    -19.45      19.45      -7.36      -9.51
  290     0.103    -19.73      19.73      -7.64      -9.79
  291     0.100    -20.02      20.02      -7.93     -10.08
  292     0.096    -20.32      20.32      -8.23     -10.38
  293     0.093    -20.61      20.61      -8.52     -10.67
  294     0.091    -20.86      20.86      -8.77     -10.92
  295     0.089    -21.04      21.04      -8.95     -11.10
  296     0.087    -21.16      21.16      -9.07     -11.22
  297     0.087    -21.22      21.22      -9.13     -11.28
  298     0.086    -21.32      21.32      -9.23     -11.38
  299     0.085    -21.37      21.37      -9.28     -11.43
  300     0.086    -21.32      21.32      -9.23     -11.38
  301     0.087    -21.17      21.17      -9.08     -11.23
  302     0.090    -20.94      20.94      -8.85     -11.00
  303     0.093    -20.66      20.66      -8.57     -10.72
  304     0.096    -20.37      20.37      -8.28     -10.43
  305     0.100    -20.00      20.00      -7.91     -10.06
  306     0.105    -19.56      19.56      -7.47      -9.62
  307     0.111    -19.07      19.07      -6.98      -9.13
  308     0.118    -18.57      18.57      -6.48      -8.63
  309     0.125    -18.09      18.09      -6.00      -8.15
  310     0.132    -17.61      17.61      -5.52      -7.67
  311     0.139    -17.11      17.11      -5.02      -7.17
  312     0.148    -16.60      16.60      -4.51      -6.66
  313     0.157    -16.10      16.10      -4.01      -6.16
  314     0.166    -15.62      15.62      -3.53      -5.68
  315     0.173    -15.24      15.24      -3.15      -5.30
  316     0.181    -14.86      14.86      -2.77      -4.92
  317     0.189    -14.49      14.49      -2.40      -4.55
  318     0.196    -14.14      14.14      -2.05      -4.20
  319     0.204    -13.81      13.81      -1.72      -3.87
  320     0.210    -13.55      13.55      -1.46      -3.61
  321     0.214    -13.40      13.40      -1.31      -3.46
  322     0.217    -13.27      13.27      -1.18      -3.33
  323     0.220    -13.15      13.15      -1.06      -3.21
  324     0.222    -13.06      13.06      -0.97      -3.12
  325     0.224    -12.98      12.98      -0.89      -3.04
  326     0.224    -12.98      12.98      -0.89      -3.04
  327     0.222    -13.06      13.06      -0.97      -3.12
  328     0.220    -13.15      13.15      -1.06      -3.21
  329     0.217    -13.26      13.26      -1.17      -3.32
  330     0.214    -13.39      13.39      -1.30      -3.45
  331     0.210    -13.54      13.54      -1.45      -3.60
  332     0.204    -13.80      13.80      -1.71      -3.86
  333     0.198    -14.08      14.08      -1.99      -4.14
  334     0.191    -14.38      14.38      -2.29      -4.44
  335     0.184    -14.70      14.70      -2.61      -4.76
  336     0.177    -15.04      15.04      -2.95      -5.10
  337     0.169    -15.43      15.43      -3.34      -5.49
  338     0.160    -15.91      15.91      -3.82      -5.97
  339     0.151    -16.44      16.44      -4.35      -6.50
  340     0.141    -17.00      17.00      -4.91      -7.06
  341     0.132    -17.58      17.58      -5.49      -7.64
  342     0.124    -18.15      18.15      -6.06      -8.21
  343     0.117    -18.67      18.67      -6.58      -8.73
  344     0.110    -19.18      19.18      -7.09      -9.24
  345     0.104    -19.68      19.68      -7.59      -9.74
  346     0.098    -20.14      20.14      -8.05     -10.20
  347     0.094    -20.53      20.53      -8.44     -10.59
  348     0.091    -20.78      20.78      -8.69     -10.84
  349     0.093    -20.62      20.62      -8.53     -10.68
  350     0.096    -20.35      20.35      -8.26     -10.41
  351     0.100    -20.01      20.01      -7.92     -10.07
  352     0.105    -19.60      19.60      -7.51      -9.66
  353     0.110    -19.16      19.16      -7.07      -9.22
  354     0.116    -18.69      18.69      -6.60      -8.75
  355     0.123    -18.18      18.18      -6.09      -8.24
  356     0.131    -17.63      17.63      -5.54      -7.69
  357     0.141    -17.01      17.01      -4.92      -7.07
  358     0.153    -16.32      16.32      -4.23      -6.38
  359     0.167    -15.53      15.53      -3.44      -5.59
