RY-900B
902.5 MHz
9.71 dBd (11.86 dBi)
Horizontal polarization



Horizontal radiation pattern




Angle     Field    Rel dB       Attn        dBi        dBd
-----     -----    ------     ------     ------     ------
    0     1.000      0.00       0.00      11.86       9.71
    1     0.999     -0.01       0.01      11.85       9.70
    2     0.997     -0.03       0.03      11.83       9.68
    3     0.991     -0.08       0.08      11.78       9.63
    4     0.984     -0.14       0.14      11.72       9.57
    5     0.974     -0.23       0.23      11.63       9.48
    6     0.962     -0.34       0.34      11.52       9.37
    7     0.948     -0.46       0.46      11.40       9.25
    8     0.934     -0.59       0.59      11.27       9.12
    9     0.919     -0.73       0.73      11.13       8.98
   10     0.904     -0.88       0.88      10.98       8.83
   11     0.888     -1.03       1.03      10.83       8.68
   12     0.873     -1.18       1.18      10.68       8.53
   13     0.858     -1.33       1.33      10.53       8.38
   14     0.842     -1.49       1.49      10.37       8.22
   15     0.825     -1.67       1.67      10.19       8.04
   16     0.807     -1.86       1.86      10.00       7.85
   17     0.787     -2.08       2.08       9.78       7.63
   18     0.766     -2.32       2.32       9.54       7.39
   19     0.742     -2.59       2.59       9.27       7.12
   20     0.718     -2.88       2.88       8.98       6.83
   21     0.693     -3.18       3.18       8.68       6.53
   22     0.668     -3.50       3.50       8.36       6.21
   23     0.644     -3.82       3.82       8.04       5.89
   24     0.620     -4.15       4.15       7.71       5.56
   25     0.598     -4.47       4.47       7.39       5.24
   26     0.576     -4.79       4.79       7.07       4.92
   27     0.555     -5.12       5.12       6.74       4.59
   28     0.534     -5.45       5.45       6.41       4.26
   29     0.512     -5.81       5.81       6.05       3.90
   30     0.490     -6.20       6.20       5.66       3.51
   31     0.467     -6.62       6.62       5.24       3.09
   32     0.443     -7.07       7.07       4.79       2.64
   33     0.418     -7.57       7.57       4.29       2.14
   34     0.394     -8.09       8.09       3.77       1.62
   35     0.369     -8.65       8.65       3.21       1.06
   36     0.345     -9.25       9.25       2.61       0.46
   37     0.321     -9.88       9.88       1.98      -0.17
   38     0.297    -10.55      10.55       1.31      -0.84
   39     0.274    -11.26      11.26       0.60      -1.55
   40     0.251    -12.01      12.01      -0.15      -2.30
   41     0.229    -12.82      12.82      -0.96      -3.11
   42     0.207    -13.69      13.69      -1.83      -3.98
   43     0.186    -14.62      14.62      -2.76      -4.91
   44     0.166    -15.61      15.61      -3.75      -5.90
   45     0.146    -16.69      16.69      -4.83      -6.98
   46     0.128    -17.88      17.88      -6.02      -8.17
   47     0.110    -19.21      19.21      -7.35      -9.50
   48     0.092    -20.77      20.77      -8.91     -11.06
   49     0.074    -22.66      22.66     -10.80     -12.95
   50     0.056    -25.10      25.10     -13.24     -15.39
   51     0.038    -28.41      28.41     -16.55     -18.70
   52     0.022    -33.25      33.25     -21.39     -23.54
   53     0.011    -38.92      38.92     -27.06     -29.21
   54     0.017    -35.41      35.41     -23.55     -25.70
   55     0.028    -31.11      31.11     -19.25     -21.40
   56     0.037    -28.57      28.57     -16.71     -18.86
   57     0.044    -27.04      27.04     -15.18     -17.33
   58     0.049    -26.14      26.14     -14.28     -16.43
   59     0.052    -25.64      25.64     -13.78     -15.93
   60     0.054    -25.40      25.40     -13.54     -15.69
   61     0.054    -25.30      25.30     -13.44     -15.59
   62     0.055    -25.26      25.26     -13.40     -15.55
   63     0.055    -25.24      25.24     -13.38     -15.53
   64     0.055    -25.24      25.24     -13.38     -15.53
   65     0.054    -25.28      25.28     -13.42     -15.57
   66     0.054    -25.41      25.41     -13.55     -15.70
   67     0.052    -25.70      25.70     -13.84     -15.99
   68     0.049    -26.19      26.19     -14.33     -16.48
   69     0.045    -26.93      26.93     -15.07     -17.22
   70     0.040    -27.98      27.98     -16.12     -18.27
   71     0.034    -29.41      29.41     -17.55     -19.70
   72     0.027    -31.31      31.31     -19.45     -21.60
   73     0.020    -33.90      33.90     -22.04     -24.19
   74     0.013    -37.66      37.66     -25.80     -27.95
   75     0.006    -44.18      44.18     -32.32     -34.47
   76     0.003    -51.43      51.43     -39.57     -41.72
   77     0.008    -41.52      41.52     -29.66     -31.81
   78     0.014    -36.85      36.85     -24.99     -27.14
   79     0.019    -34.27      34.27     -22.41     -24.56
   80     0.023    -32.91      32.91     -21.05     -23.20
   81     0.024    -32.50      32.50     -20.64     -22.79
   82     0.022    -33.05      33.05     -21.19     -23.34
   83     0.018    -34.72      34.72     -22.86     -25.01
   84     0.013    -37.59      37.59     -25.73     -27.88
   85     0.011    -39.06      39.06     -27.20     -29.35
   86     0.017    -35.32      35.32     -23.46     -25.61
   87     0.027    -31.39      31.39     -19.53     -21.68
   88     0.037    -28.62      28.62     -16.76     -18.91
   89     0.046    -26.73      26.73     -14.87     -17.02
   90     0.053    -25.51      25.51     -13.65     -15.80
   91     0.057    -24.81      24.81     -12.95     -15.10
   92     0.059    -24.52      24.52     -12.66     -14.81
   93     0.059    -24.57      24.57     -12.71     -14.86
   94     0.057    -24.88      24.88     -13.02     -15.17
   95     0.054    -25.39      25.39     -13.53     -15.68
   96     0.050    -25.99      25.99     -14.13     -16.28
   97     0.047    -26.55      26.55     -14.69     -16.84
   98     0.045    -26.96      26.96     -15.10     -17.25
   99     0.044    -27.13      27.13     -15.27     -17.42
  100     0.044    -27.12      27.12     -15.26     -17.41
  101     0.044    -27.04      27.04     -15.18     -17.33
  102     0.044    -27.05      27.05     -15.19     -17.34
  103     0.044    -27.22      27.22     -15.36     -17.51
  104     0.042    -27.63      27.63     -15.77     -17.92
  105     0.039    -28.26      28.26     -16.40     -18.55
  106     0.035    -29.03      29.03     -17.17     -19.32
  107     0.032    -29.77      29.77     -17.91     -20.06
  108     0.031    -30.24      30.24     -18.38     -20.53
  109     0.031    -30.20      30.20     -18.34     -20.49
  110     0.033    -29.66      29.66     -17.80     -19.95
  111     0.036    -28.79      28.79     -16.93     -19.08
  112     0.041    -27.78      27.78     -15.92     -18.07
  113     0.046    -26.77      26.77     -14.91     -17.06
  114     0.051    -25.83      25.83     -13.97     -16.12
  115     0.056    -25.02      25.02     -13.16     -15.31
  116     0.061    -24.36      24.36     -12.50     -14.65
  117     0.064    -23.86      23.86     -12.00     -14.15
  118     0.067    -23.50      23.50     -11.64     -13.79
  119     0.069    -23.22      23.22     -11.36     -13.51
  120     0.071    -22.99      22.99     -11.13     -13.28
  121     0.073    -22.74      22.74     -10.88     -13.03
  122     0.076    -22.43      22.43     -10.57     -12.72
  123     0.079    -22.04      22.04     -10.18     -12.33
  124     0.083    -21.57      21.57      -9.71     -11.86
  125     0.089    -21.05      21.05      -9.19     -11.34
  126     0.094    -20.52      20.52      -8.66     -10.81
  127     0.100    -20.00      20.00      -8.14     -10.29
  128     0.106    -19.53      19.53      -7.67      -9.82
  129     0.111    -19.11      19.11      -7.25      -9.40
  130     0.116    -18.74      18.74      -6.88      -9.03
  131     0.120    -18.42      18.42      -6.56      -8.71
  132     0.124    -18.12      18.12      -6.26      -8.41
  133     0.128    -17.85      17.85      -5.99      -8.14
  134     0.132    -17.59      17.59      -5.73      -7.88
  135     0.135    -17.37      17.37      -5.51      -7.66
  136     0.138    -17.20      17.20      -5.34      -7.49
  137     0.140    -17.09      17.09      -5.23      -7.38
  138     0.140    -17.06      17.06      -5.20      -7.35
  139     0.140    -17.10      17.10      -5.24      -7.39
  140     0.138    -17.23      17.23      -5.37      -7.52
  141     0.135    -17.41      17.41      -5.55      -7.70
  142     0.131    -17.63      17.63      -5.77      -7.92
  143     0.128    -17.86      17.86      -6.00      -8.15
  144     0.125    -18.08      18.08      -6.22      -8.37
  145     0.122    -18.26      18.26      -6.40      -8.55
  146     0.120    -18.39      18.39      -6.53      -8.68
  147     0.119    -18.48      18.48      -6.62      -8.77
  148     0.118    -18.54      18.54      -6.68      -8.83
  149     0.118    -18.58      18.58      -6.72      -8.87
  150     0.117    -18.61      18.61      -6.75      -8.90
  151     0.117    -18.66      18.66      -6.80      -8.95
  152     0.116    -18.73      18.73      -6.87      -9.02
  153     0.115    -18.82      18.82      -6.96      -9.11
  154     0.113    -18.91      18.91      -7.05      -9.20
  155     0.112    -19.00      19.00      -7.14      -9.29
  156     0.111    -19.06      19.06      -7.20      -9.35
  157     0.111    -19.09      19.09      -7.23      -9.38
  158     0.111    -19.08      19.08      -7.22      -9.37
  159     0.112    -19.03      19.03      -7.17      -9.32
  160     0.113    -18.94      18.94      -7.08      -9.23
  161     0.115    -18.81      18.81      -6.95      -9.10
  162     0.117    -18.65      18.65      -6.79      -8.94
  163     0.120    -18.45      18.45      -6.59      -8.74
  164     0.123    -18.23      18.23      -6.37      -8.52
  165     0.126    -17.97      17.97      -6.11      -8.26
  166     0.131    -17.68      17.68      -5.82      -7.97
  167     0.135    -17.39      17.39      -5.53      -7.68
  168     0.140    -17.09      17.09      -5.23      -7.38
  169     0.145    -16.79      16.79      -4.93      -7.08
  170     0.150    -16.50      16.50      -4.64      -6.79
  171     0.154    -16.24      16.24      -4.38      -6.53
  172     0.158    -16.00      16.00      -4.14      -6.29
  173     0.163    -15.78      15.78      -3.92      -6.07
  174     0.166    -15.60      15.60      -3.74      -5.89
  175     0.169    -15.43      15.43      -3.57      -5.72
  176     0.172    -15.30      15.30      -3.44      -5.59
  177     0.174    -15.19      15.19      -3.33      -5.48
  178     0.176    -15.11      15.11      -3.25      -5.40
  179     0.177    -15.05      15.05      -3.19      -5.34
  180     0.177    -15.02      15.02      -3.16      -5.31
  181     0.178    -15.00      15.00      -3.14      -5.29
  182     0.177    -15.02      15.02      -3.16      -5.31
  183     0.177    -15.05      15.05      -3.19      -5.34
  184     0.176    -15.09      15.09      -3.23      -5.38
  185     0.175    -15.15      15.15      -3.29      -5.44
  186     0.173    -15.22      15.22      -3.36      -5.51
  187     0.172    -15.31      15.31      -3.45      -5.60
  188     0.170    -15.41      15.41      -3.55      -5.70
  189     0.167    -15.52      15.52      -3.66      -5.81
  190     0.165    -15.65      15.65      -3.79      -5.94
  191     0.162    -15.81      15.81      -3.95      -6.10
  192     0.159    -15.98      15.98      -4.12      -6.27
  193     0.155    -16.17      16.17      -4.31      -6.46
  194     0.152    -16.36      16.36      -4.50      -6.65
  195     0.149    -16.54      16.54      -4.68      -6.83
  196     0.146    -16.70      16.70      -4.84      -6.99
  197     0.144    -16.82      16.82      -4.96      -7.11
  198     0.143    -16.89      16.89      -5.03      -7.18
  199     0.143    -16.92      16.92      -5.06      -7.21
  200     0.143    -16.92      16.92      -5.06      -7.21
  201     0.143    -16.91      16.91      -5.05      -7.20
  202     0.142    -16.93      16.93      -5.07      -7.22
  203     0.141    -16.99      16.99      -5.13      -7.28
  204     0.139    -17.12      17.12      -5.26      -7.41
  205     0.136    -17.32      17.32      -5.46      -7.61
  206     0.132    -17.58      17.58      -5.72      -7.87
  207     0.128    -17.88      17.88      -6.02      -8.17
  208     0.124    -18.16      18.16      -6.30      -8.45
  209     0.121    -18.36      18.36      -6.50      -8.65
  210     0.120    -18.42      18.42      -6.56      -8.71
  211     0.122    -18.30      18.30      -6.44      -8.59
  212     0.125    -18.04      18.04      -6.18      -8.33
  213     0.130    -17.69      17.69      -5.83      -7.98
  214     0.136    -17.33      17.33      -5.47      -7.62
  215     0.141    -17.04      17.04      -5.18      -7.33
  216     0.144    -16.85      16.85      -4.99      -7.14
  217     0.145    -16.79      16.79      -4.93      -7.08
  218     0.144    -16.86      16.86      -5.00      -7.15
  219     0.141    -17.04      17.04      -5.18      -7.33
  220     0.136    -17.33      17.33      -5.47      -7.62
  221     0.131    -17.67      17.67      -5.81      -7.96
  222     0.125    -18.04      18.04      -6.18      -8.33
  223     0.121    -18.36      18.36      -6.50      -8.65
  224     0.117    -18.61      18.61      -6.75      -8.90
  225     0.115    -18.75      18.75      -6.89      -9.04
  226     0.115    -18.79      18.79      -6.93      -9.08
  227     0.115    -18.77      18.77      -6.91      -9.06
  228     0.115    -18.75      18.75      -6.89      -9.04
  229     0.115    -18.80      18.80      -6.94      -9.09
  230     0.113    -18.95      18.95      -7.09      -9.24
  231     0.109    -19.23      19.23      -7.37      -9.52
  232     0.104    -19.66      19.66      -7.80      -9.95
  233     0.097    -20.25      20.25      -8.39     -10.54
  234     0.089    -20.97      20.97      -9.11     -11.26
  235     0.081    -21.81      21.81      -9.95     -12.10
  236     0.073    -22.71      22.71     -10.85     -13.00
  237     0.066    -23.63      23.63     -11.77     -13.92
  238     0.060    -24.48      24.48     -12.62     -14.77
  239     0.055    -25.19      25.19     -13.33     -15.48
  240     0.052    -25.72      25.72     -13.86     -16.01
  241     0.050    -26.03      26.03     -14.17     -16.32
  242     0.049    -26.14      26.14     -14.28     -16.43
  243     0.050    -26.10      26.10     -14.24     -16.39
  244     0.050    -25.97      25.97     -14.11     -16.26
  245     0.051    -25.77      25.77     -13.91     -16.06
  246     0.053    -25.54      25.54     -13.68     -15.83
  247     0.055    -25.26      25.26     -13.40     -15.55
  248     0.057    -24.92      24.92     -13.06     -15.21
  249     0.059    -24.51      24.51     -12.65     -14.80
  250     0.063    -24.01      24.01     -12.15     -14.30
  251     0.067    -23.43      23.43     -11.57     -13.72
  252     0.073    -22.78      22.78     -10.92     -13.07
  253     0.079    -22.08      22.08     -10.22     -12.37
  254     0.085    -21.38      21.38      -9.52     -11.67
  255     0.092    -20.69      20.69      -8.83     -10.98
  256     0.099    -20.06      20.06      -8.20     -10.35
  257     0.106    -19.49      19.49      -7.63      -9.78
  258     0.112    -19.01      19.01      -7.15      -9.30
  259     0.117    -18.64      18.64      -6.78      -8.93
  260     0.121    -18.36      18.36      -6.50      -8.65
  261     0.123    -18.19      18.19      -6.33      -8.48
  262     0.124    -18.10      18.10      -6.24      -8.39
  263     0.125    -18.09      18.09      -6.23      -8.38
  264     0.124    -18.13      18.13      -6.27      -8.42
  265     0.123    -18.22      18.22      -6.36      -8.51
  266     0.121    -18.37      18.37      -6.51      -8.66
  267     0.117    -18.60      18.60      -6.74      -8.89
  268     0.113    -18.95      18.95      -7.09      -9.24
  269     0.107    -19.42      19.42      -7.56      -9.71
  270     0.099    -20.06      20.06      -8.20     -10.35
  271     0.090    -20.88      20.88      -9.02     -11.17
  272     0.081    -21.87      21.87     -10.01     -12.16
  273     0.070    -23.05      23.05     -11.19     -13.34
  274     0.060    -24.37      24.37     -12.51     -14.66
  275     0.051    -25.79      25.79     -13.93     -16.08
  276     0.044    -27.21      27.21     -15.35     -17.50
  277     0.038    -28.44      28.44     -16.58     -18.73
  278     0.034    -29.27      29.27     -17.41     -19.56
  279     0.034    -29.48      29.48     -17.62     -19.77
  280     0.035    -29.03      29.03     -17.17     -19.32
  281     0.039    -28.08      28.08     -16.22     -18.37
  282     0.045    -26.89      26.89     -15.03     -17.18
  283     0.052    -25.66      25.66     -13.80     -15.95
  284     0.059    -24.52      24.52     -12.66     -14.81
  285     0.066    -23.56      23.56     -11.70     -13.85
  286     0.072    -22.81      22.81     -10.95     -13.10
  287     0.077    -22.28      22.28     -10.42     -12.57
  288     0.080    -21.96      21.96     -10.10     -12.25
  289     0.081    -21.83      21.83      -9.97     -12.12
  290     0.081    -21.82      21.82      -9.96     -12.11
  291     0.081    -21.88      21.88     -10.02     -12.17
  292     0.080    -21.91      21.91     -10.05     -12.20
  293     0.081    -21.88      21.88     -10.02     -12.17
  294     0.081    -21.78      21.78      -9.92     -12.07
  295     0.083    -21.67      21.67      -9.81     -11.96
  296     0.083    -21.60      21.60      -9.74     -11.89
  297     0.083    -21.66      21.66      -9.80     -11.95
  298     0.080    -21.90      21.90     -10.04     -12.19
  299     0.076    -22.35      22.35     -10.49     -12.64
  300     0.070    -23.05      23.05     -11.19     -13.34
  301     0.063    -24.05      24.05     -12.19     -14.34
  302     0.054    -25.41      25.41     -13.55     -15.70
  303     0.043    -27.24      27.24     -15.38     -17.53
  304     0.033    -29.76      29.76     -17.90     -20.05
  305     0.022    -33.27      33.27     -21.41     -23.56
  306     0.014    -36.91      36.91     -25.05     -27.20
  307     0.019    -34.60      34.60     -22.74     -24.89
  308     0.032    -29.90      29.90     -18.04     -20.19
  309     0.049    -26.22      26.22     -14.36     -16.51
  310     0.068    -23.36      23.36     -11.50     -13.65
  311     0.089    -21.04      21.04      -9.18     -11.33
  312     0.111    -19.12      19.12      -7.26      -9.41
  313     0.134    -17.49      17.49      -5.63      -7.78
  314     0.156    -16.12      16.12      -4.26      -6.41
  315     0.179    -14.94      14.94      -3.08      -5.23
  316     0.201    -13.93      13.93      -2.07      -4.22
  317     0.223    -13.05      13.05      -1.19      -3.34
  318     0.243    -12.28      12.28      -0.42      -2.57
  319     0.263    -11.59      11.59       0.27      -1.88
  320     0.283    -10.97      10.97       0.89      -1.26
  321     0.302    -10.39      10.39       1.47      -0.68
  322     0.322     -9.84       9.84       2.02      -0.13
  323     0.342     -9.32       9.32       2.54       0.39
  324     0.362     -8.82       8.82       3.04       0.89
  325     0.383     -8.33       8.33       3.53       1.38
  326     0.405     -7.85       7.85       4.01       1.86
  327     0.429     -7.36       7.36       4.50       2.35
  328     0.453     -6.88       6.88       4.98       2.83
  329     0.479     -6.40       6.40       5.46       3.31
  330     0.506     -5.92       5.92       5.94       3.79
  331     0.534     -5.45       5.45       6.41       4.26
  332     0.563     -4.99       4.99       6.87       4.72
  333     0.592     -4.56       4.56       7.30       5.15
  334     0.621     -4.14       4.14       7.72       5.57
  335     0.649     -3.76       3.76       8.10       5.95
  336     0.675     -3.41       3.41       8.45       6.30
  337     0.701     -3.09       3.09       8.77       6.62
  338     0.724     -2.80       2.80       9.06       6.91
  339     0.746     -2.54       2.54       9.32       7.17
  340     0.768     -2.29       2.29       9.57       7.42
  341     0.789     -2.06       2.06       9.80       7.65
  342     0.809     -1.84       1.84      10.02       7.87
  343     0.828     -1.64       1.64      10.22       8.07
  344     0.848     -1.43       1.43      10.43       8.28
  345     0.867     -1.24       1.24      10.62       8.47
  346     0.885     -1.06       1.06      10.80       8.65
  347     0.903     -0.89       0.89      10.97       8.82
  348     0.918     -0.74       0.74      11.12       8.97
  349     0.933     -0.60       0.60      11.26       9.11
  350     0.946     -0.48       0.48      11.38       9.23
  351     0.957     -0.38       0.38      11.48       9.33
  352     0.966     -0.30       0.30      11.56       9.41
  353     0.974     -0.23       0.23      11.63       9.48
  354     0.981     -0.17       0.17      11.69       9.54
  355     0.985     -0.13       0.13      11.73       9.58
  356     0.990     -0.09       0.09      11.77       9.62
  357     0.994     -0.05       0.05      11.81       9.66
  358     0.998     -0.02       0.02      11.84       9.69
  359     0.999     -0.01       0.01      11.85       9.70
