RY-900B
890.0 MHz
9.69 dBd (11.84 dBi)
Horizontal polarization



Vertical radiation pattern


0 = zenith, 90 = horizon, 180 = nadir

Angle     Field    Rel dB       Attn        dBi        dBd
-----     ------   ------     ------     ------     ------
    0     0.232    -12.69      12.69      -0.85      -3.00
    1     0.237    -12.52      12.52      -0.68      -2.83
    2     0.239    -12.42      12.42      -0.58      -2.73
    3     0.240    -12.38      12.38      -0.54      -2.69
    4     0.241    -12.36      12.36      -0.52      -2.67
    5     0.241    -12.37      12.37      -0.53      -2.68
    6     0.241    -12.37      12.37      -0.53      -2.68
    7     0.240    -12.38      12.38      -0.54      -2.69
    8     0.241    -12.37      12.37      -0.53      -2.68
    9     0.241    -12.37      12.37      -0.53      -2.68
   10     0.240    -12.40      12.40      -0.56      -2.71
   11     0.235    -12.58      12.58      -0.74      -2.89
   12     0.230    -12.77      12.77      -0.93      -3.08
   13     0.225    -12.97      12.97      -1.13      -3.28
   14     0.220    -13.16      13.16      -1.32      -3.47
   15     0.215    -13.35      13.35      -1.51      -3.66
   16     0.209    -13.61      13.61      -1.77      -3.92
   17     0.200    -13.97      13.97      -2.13      -4.28
   18     0.192    -14.34      14.34      -2.50      -4.65
   19     0.184    -14.70      14.70      -2.86      -5.01
   20     0.177    -15.06      15.06      -3.22      -5.37
   21     0.169    -15.43      15.43      -3.59      -5.74
   22     0.159    -15.97      15.97      -4.13      -6.28
   23     0.148    -16.61      16.61      -4.77      -6.92
   24     0.136    -17.34      17.34      -5.50      -7.65
   25     0.124    -18.16      18.16      -6.32      -8.47
   26     0.111    -19.09      19.09      -7.25      -9.40
   27     0.098    -20.21      20.21      -8.37     -10.52
   28     0.082    -21.73      21.73      -9.89     -12.04
   29     0.065    -23.68      23.68     -11.84     -13.99
   30     0.048    -26.29      26.29     -14.45     -16.60
   31     0.031    -30.07      30.07     -18.23     -20.38
   32     0.015    -36.39      36.39     -24.55     -26.70
   33     0.008    -41.64      41.64     -29.80     -31.95
   34     0.024    -32.56      32.56     -20.72     -22.87
   35     0.042    -27.50      27.50     -15.66     -17.81
   36     0.062    -24.21      24.21     -12.37     -14.52
   37     0.081    -21.78      21.78      -9.94     -12.09
   38     0.101    -19.88      19.88      -8.04     -10.19
   39     0.121    -18.36      18.36      -6.52      -8.67
   40     0.141    -17.04      17.04      -5.20      -7.35
   41     0.161    -15.87      15.87      -4.03      -6.18
   42     0.182    -14.82      14.82      -2.98      -5.13
   43     0.203    -13.87      13.87      -2.03      -4.18
   44     0.223    -13.03      13.03      -1.19      -3.34
   45     0.243    -12.29      12.29      -0.45      -2.60
   46     0.264    -11.57      11.57       0.27      -1.88
   47     0.285    -10.90      10.90       0.94      -1.21
   48     0.308    -10.24      10.24       1.60      -0.55
   49     0.330     -9.62       9.62       2.22       0.07
   50     0.353     -9.05       9.05       2.79       0.64
   51     0.375     -8.51       8.51       3.33       1.18
   52     0.399     -7.98       7.98       3.86       1.71
   53     0.423     -7.47       7.47       4.37       2.22
   54     0.448     -6.97       6.97       4.87       2.72
   55     0.473     -6.50       6.50       5.34       3.19
   56     0.498     -6.06       6.06       5.78       3.63
   57     0.522     -5.64       5.64       6.20       4.05
   58     0.547     -5.24       5.24       6.60       4.45
   59     0.572     -4.85       4.85       6.99       4.84
   60     0.597     -4.48       4.48       7.36       5.21
   61     0.622     -4.13       4.13       7.71       5.56
   62     0.645     -3.81       3.81       8.03       5.88
   63     0.668     -3.50       3.50       8.34       6.19
   64     0.692     -3.20       3.20       8.64       6.49
   65     0.714     -2.92       2.92       8.92       6.77
   66     0.736     -2.66       2.66       9.18       7.03
   67     0.757     -2.42       2.42       9.42       7.27
   68     0.776     -2.20       2.20       9.64       7.49
   69     0.796     -1.98       1.98       9.86       7.71
   70     0.814     -1.79       1.79      10.05       7.90
   71     0.832     -1.60       1.60      10.24       8.09
   72     0.848     -1.43       1.43      10.41       8.26
   73     0.864     -1.27       1.27      10.57       8.42
   74     0.879     -1.12       1.12      10.72       8.57
   75     0.893     -0.98       0.98      10.86       8.71
   76     0.906     -0.86       0.86      10.98       8.83
   77     0.918     -0.74       0.74      11.10       8.95
   78     0.930     -0.63       0.63      11.21       9.06
   79     0.941     -0.53       0.53      11.31       9.16
   80     0.951     -0.44       0.44      11.40       9.25
   81     0.961     -0.35       0.35      11.49       9.34
   82     0.968     -0.28       0.28      11.56       9.41
   83     0.975     -0.22       0.22      11.62       9.47
   84     0.982     -0.16       0.16      11.68       9.53
   85     0.987     -0.11       0.11      11.73       9.58
   86     0.992     -0.07       0.07      11.77       9.62
   87     0.995     -0.04       0.04      11.80       9.65
   88     0.998     -0.02       0.02      11.82       9.67
   89     0.999     -0.01       0.01      11.83       9.68
   90     1.000      0.00       0.00      11.84       9.69
   91     1.000      0.00       0.00      11.84       9.69
   92     0.998     -0.02       0.02      11.82       9.67
   93     0.995     -0.04       0.04      11.80       9.65
   94     0.992     -0.07       0.07      11.77       9.62
   95     0.987     -0.11       0.11      11.73       9.58
   96     0.982     -0.16       0.16      11.68       9.53
   97     0.975     -0.22       0.22      11.62       9.47
   98     0.968     -0.28       0.28      11.56       9.41
   99     0.959     -0.36       0.36      11.48       9.33
  100     0.951     -0.44       0.44      11.40       9.25
  101     0.940     -0.54       0.54      11.30       9.15
  102     0.929     -0.64       0.64      11.20       9.05
  103     0.917     -0.75       0.75      11.09       8.94
  104     0.905     -0.87       0.87      10.97       8.82
  105     0.891     -1.00       1.00      10.84       8.69
  106     0.876     -1.15       1.15      10.69       8.54
  107     0.859     -1.32       1.32      10.52       8.37
  108     0.841     -1.50       1.50      10.34       8.19
  109     0.824     -1.68       1.68      10.16       8.01
  110     0.805     -1.88       1.88       9.96       7.81
  111     0.786     -2.09       2.09       9.75       7.60
  112     0.766     -2.32       2.32       9.52       7.37
  113     0.744     -2.57       2.57       9.27       7.12
  114     0.722     -2.83       2.83       9.01       6.86
  115     0.700     -3.10       3.10       8.74       6.59
  116     0.678     -3.38       3.38       8.46       6.31
  117     0.655     -3.68       3.68       8.16       6.01
  118     0.629     -4.03       4.03       7.81       5.66
  119     0.603     -4.40       4.40       7.44       5.29
  120     0.577     -4.78       4.78       7.06       4.91
  121     0.551     -5.17       5.17       6.67       4.52
  122     0.527     -5.57       5.57       6.27       4.12
  123     0.500     -6.02       6.02       5.82       3.67
  124     0.473     -6.51       6.51       5.33       3.18
  125     0.445     -7.03       7.03       4.81       2.66
  126     0.419     -7.56       7.56       4.28       2.13
  127     0.393     -8.11       8.11       3.73       1.58
  128     0.368     -8.68       8.68       3.16       1.01
  129     0.341     -9.34       9.34       2.50       0.35
  130     0.315    -10.04      10.04       1.80      -0.35
  131     0.289    -10.78      10.78       1.06      -1.09
  132     0.265    -11.54      11.54       0.30      -1.85
  133     0.242    -12.33      12.33      -0.49      -2.64
  134     0.220    -13.17      13.17      -1.33      -3.48
  135     0.196    -14.15      14.15      -2.31      -4.46
  136     0.173    -15.23      15.23      -3.39      -5.54
  137     0.151    -16.42      16.42      -4.58      -6.73
  138     0.130    -17.72      17.72      -5.88      -8.03
  139     0.111    -19.13      19.13      -7.29      -9.44
  140     0.091    -20.82      20.82      -8.98     -11.13
  141     0.071    -22.93      22.93     -11.09     -13.24
  142     0.053    -25.55      25.55     -13.71     -15.86
  143     0.037    -28.69      28.69     -16.85     -19.00
  144     0.027    -31.47      31.47     -19.63     -21.78
  145     0.027    -31.48      31.48     -19.64     -21.79
  146     0.030    -30.32      30.32     -18.48     -20.63
  147     0.040    -27.88      27.88     -16.04     -18.19
  148     0.053    -25.48      25.48     -13.64     -15.79
  149     0.067    -23.47      23.47     -11.63     -13.78
  150     0.081    -21.85      21.85     -10.01     -12.16
  151     0.092    -20.74      20.74      -8.90     -11.05
  152     0.101    -19.94      19.94      -8.10     -10.25
  153     0.110    -19.16      19.16      -7.32      -9.47
  154     0.120    -18.42      18.42      -6.58      -8.73
  155     0.130    -17.71      17.71      -5.87      -8.02
  156     0.140    -17.07      17.07      -5.23      -7.38
  157     0.147    -16.67      16.67      -4.83      -6.98
  158     0.154    -16.25      16.25      -4.41      -6.56
  159     0.163    -15.76      15.76      -3.92      -6.07
  160     0.173    -15.22      15.22      -3.38      -5.53
  161     0.185    -14.66      14.66      -2.82      -4.97
  162     0.195    -14.19      14.19      -2.35      -4.50
  163     0.202    -13.91      13.91      -2.07      -4.22
  164     0.208    -13.62      13.62      -1.78      -3.93
  165     0.216    -13.32      13.32      -1.48      -3.63
  166     0.223    -13.02      13.02      -1.18      -3.33
  167     0.231    -12.72      12.72      -0.88      -3.03
  168     0.236    -12.56      12.56      -0.72      -2.87
  169     0.238    -12.47      12.47      -0.63      -2.78
  170     0.240    -12.39      12.39      -0.55      -2.70
  171     0.243    -12.28      12.28      -0.44      -2.59
  172     0.247    -12.15      12.15      -0.31      -2.46
  173     0.251    -12.02      12.02      -0.18      -2.33
  174     0.250    -12.05      12.05      -0.21      -2.36
  175     0.248    -12.11      12.11      -0.27      -2.42
  176     0.246    -12.17      12.17      -0.33      -2.48
  177     0.245    -12.23      12.23      -0.39      -2.54
  178     0.243    -12.29      12.29      -0.45      -2.60
  179     0.240    -12.39      12.39      -0.55      -2.70
  180     0.235    -12.57      12.57      -0.73      -2.88
  181     0.229    -12.79      12.79      -0.95      -3.10
  182     0.223    -13.02      13.02      -1.18      -3.33
  183     0.217    -13.27      13.27      -1.43      -3.58
  184     0.210    -13.54      13.54      -1.70      -3.85
  185     0.203    -13.84      13.84      -2.00      -4.15
  186     0.195    -14.19      14.19      -2.35      -4.50
  187     0.187    -14.56      14.56      -2.72      -4.87
  188     0.179    -14.96      14.96      -3.12      -5.27
  189     0.170    -15.37      15.37      -3.53      -5.68
  190     0.163    -15.77      15.77      -3.93      -6.08
  191     0.157    -16.06      16.06      -4.22      -6.37
  192     0.153    -16.33      16.33      -4.49      -6.64
  193     0.148    -16.57      16.57      -4.73      -6.88
  194     0.145    -16.79      16.79      -4.95      -7.10
  195     0.142    -16.96      16.96      -5.12      -7.27
  196     0.141    -17.04      17.04      -5.20      -7.35
  197     0.141    -17.01      17.01      -5.17      -7.32
  198     0.142    -16.94      16.94      -5.10      -7.25
  199     0.144    -16.83      16.83      -4.99      -7.14
  200     0.146    -16.69      16.69      -4.85      -7.00
  201     0.149    -16.53      16.53      -4.69      -6.84
  202     0.152    -16.36      16.36      -4.52      -6.67
  203     0.155    -16.18      16.18      -4.34      -6.49
  204     0.159    -15.99      15.99      -4.15      -6.30
  205     0.162    -15.81      15.81      -3.97      -6.12
  206     0.166    -15.62      15.62      -3.78      -5.93
  207     0.169    -15.46      15.46      -3.62      -5.77
  208     0.172    -15.31      15.31      -3.47      -5.62
  209     0.174    -15.18      15.18      -3.34      -5.49
  210     0.177    -15.05      15.05      -3.21      -5.36
  211     0.179    -14.95      14.95      -3.11      -5.26
  212     0.181    -14.87      14.87      -3.03      -5.18
  213     0.181    -14.83      14.83      -2.99      -5.14
  214     0.182    -14.82      14.82      -2.98      -5.13
  215     0.181    -14.83      14.83      -2.99      -5.14
  216     0.181    -14.87      14.87      -3.03      -5.18
  217     0.179    -14.92      14.92      -3.08      -5.23
  218     0.178    -15.00      15.00      -3.16      -5.31
  219     0.174    -15.17      15.17      -3.33      -5.48
  220     0.170    -15.37      15.37      -3.53      -5.68
  221     0.166    -15.61      15.61      -3.77      -5.92
  222     0.161    -15.87      15.87      -4.03      -6.18
  223     0.156    -16.15      16.15      -4.31      -6.46
  224     0.150    -16.47      16.47      -4.63      -6.78
  225     0.144    -16.82      16.82      -4.98      -7.13
  226     0.138    -17.20      17.20      -5.36      -7.51
  227     0.132    -17.62      17.62      -5.78      -7.93
  228     0.125    -18.06      18.06      -6.22      -8.37
  229     0.118    -18.54      18.54      -6.70      -8.85
  230     0.111    -19.06      19.06      -7.22      -9.37
  231     0.104    -19.63      19.63      -7.79      -9.94
  232     0.097    -20.23      20.23      -8.39     -10.54
  233     0.090    -20.88      20.88      -9.04     -11.19
  234     0.084    -21.56      21.56      -9.72     -11.87
  235     0.077    -22.26      22.26     -10.42     -12.57
  236     0.071    -22.99      22.99     -11.15     -13.30
  237     0.065    -23.71      23.71     -11.87     -14.02
  238     0.060    -24.37      24.37     -12.53     -14.68
  239     0.057    -24.91      24.91     -13.07     -15.22
  240     0.055    -25.24      25.24     -13.40     -15.55
  241     0.054    -25.32      25.32     -13.48     -15.63
  242     0.055    -25.14      25.14     -13.30     -15.45
  243     0.058    -24.72      24.72     -12.88     -15.03
  244     0.062    -24.13      24.13     -12.29     -14.44
  245     0.067    -23.44      23.44     -11.60     -13.75
  246     0.073    -22.70      22.70     -10.86     -13.01
  247     0.080    -21.98      21.98     -10.14     -12.29
  248     0.086    -21.27      21.27      -9.43     -11.58
  249     0.093    -20.59      20.59      -8.75     -10.90
  250     0.100    -19.96      19.96      -8.12     -10.27
  251     0.107    -19.38      19.38      -7.54      -9.69
  252     0.114    -18.84      18.84      -7.00      -9.15
  253     0.121    -18.36      18.36      -6.52      -8.67
  254     0.127    -17.92      17.92      -6.08      -8.23
  255     0.133    -17.53      17.53      -5.69      -7.84
  256     0.138    -17.18      17.18      -5.34      -7.49
  257     0.143    -16.87      16.87      -5.03      -7.18
  258     0.148    -16.59      16.59      -4.75      -6.90
  259     0.152    -16.35      16.35      -4.51      -6.66
  260     0.156    -16.13      16.13      -4.29      -6.44
  261     0.159    -15.95      15.95      -4.11      -6.26
  262     0.162    -15.79      15.79      -3.95      -6.10
  263     0.165    -15.67      15.67      -3.83      -5.98
  264     0.167    -15.57      15.57      -3.73      -5.88
  265     0.168    -15.49      15.49      -3.65      -5.80
  266     0.169    -15.45      15.45      -3.61      -5.76
  267     0.169    -15.42      15.42      -3.58      -5.73
  268     0.169    -15.42      15.42      -3.58      -5.73
  269     0.169    -15.44      15.44      -3.60      -5.75
  270     0.168    -15.47      15.47      -3.63      -5.78
  271     0.167    -15.52      15.52      -3.68      -5.83
  272     0.166    -15.59      15.59      -3.75      -5.90
  273     0.164    -15.69      15.69      -3.85      -6.00
  274     0.162    -15.82      15.82      -3.98      -6.13
  275     0.158    -16.00      16.00      -4.16      -6.31
  276     0.155    -16.21      16.21      -4.37      -6.52
  277     0.150    -16.46      16.46      -4.62      -6.77
  278     0.146    -16.74      16.74      -4.90      -7.05
  279     0.140    -17.05      17.05      -5.21      -7.36
  280     0.135    -17.40      17.40      -5.56      -7.71
  281     0.129    -17.78      17.78      -5.94      -8.09
  282     0.123    -18.19      18.19      -6.35      -8.50
  283     0.117    -18.64      18.64      -6.80      -8.95
  284     0.111    -19.12      19.12      -7.28      -9.43
  285     0.104    -19.63      19.63      -7.79      -9.94
  286     0.098    -20.18      20.18      -8.34     -10.49
  287     0.091    -20.79      20.79      -8.95     -11.10
  288     0.085    -21.42      21.42      -9.58     -11.73
  289     0.079    -22.05      22.05     -10.21     -12.36
  290     0.074    -22.65      22.65     -10.81     -12.96
  291     0.069    -23.19      23.19     -11.35     -13.50
  292     0.065    -23.68      23.68     -11.84     -13.99
  293     0.063    -23.99      23.99     -12.15     -14.30
  294     0.063    -24.05      24.05     -12.21     -14.36
  295     0.064    -23.85      23.85     -12.01     -14.16
  296     0.067    -23.45      23.45     -11.61     -13.76
  297     0.071    -22.92      22.92     -11.08     -13.23
  298     0.076    -22.36      22.36     -10.52     -12.67
  299     0.082    -21.73      21.73      -9.89     -12.04
  300     0.088    -21.07      21.07      -9.23     -11.38
  301     0.095    -20.40      20.40      -8.56     -10.71
  302     0.103    -19.75      19.75      -7.91     -10.06
  303     0.110    -19.16      19.16      -7.32      -9.47
  304     0.117    -18.60      18.60      -6.76      -8.91
  305     0.125    -18.07      18.07      -6.23      -8.38
  306     0.132    -17.56      17.56      -5.72      -7.87
  307     0.140    -17.08      17.08      -5.24      -7.39
  308     0.147    -16.65      16.65      -4.81      -6.96
  309     0.153    -16.31      16.31      -4.47      -6.62
  310     0.158    -16.00      16.00      -4.16      -6.31
  311     0.164    -15.72      15.72      -3.88      -6.03
  312     0.169    -15.46      15.46      -3.62      -5.77
  313     0.173    -15.23      15.23      -3.39      -5.54
  314     0.177    -15.06      15.06      -3.22      -5.37
  315     0.179    -14.96      14.96      -3.12      -5.27
  316     0.180    -14.89      14.89      -3.05      -5.20
  317     0.181    -14.84      14.84      -3.00      -5.15
  318     0.182    -14.82      14.82      -2.98      -5.13
  319     0.181    -14.83      14.83      -2.99      -5.14
  320     0.179    -14.93      14.93      -3.09      -5.24
  321     0.176    -15.09      15.09      -3.25      -5.40
  322     0.172    -15.27      15.27      -3.43      -5.58
  323     0.169    -15.46      15.46      -3.62      -5.77
  324     0.165    -15.66      15.66      -3.82      -5.97
  325     0.161    -15.88      15.88      -4.04      -6.19
  326     0.155    -16.17      16.17      -4.33      -6.48
  327     0.150    -16.47      16.47      -4.63      -6.78
  328     0.145    -16.79      16.79      -4.95      -7.10
  329     0.139    -17.11      17.11      -5.27      -7.42
  330     0.135    -17.42      17.42      -5.58      -7.73
  331     0.130    -17.72      17.72      -5.88      -8.03
  332     0.125    -18.04      18.04      -6.20      -8.35
  333     0.121    -18.34      18.34      -6.50      -8.65
  334     0.117    -18.63      18.63      -6.79      -8.94
  335     0.114    -18.90      18.90      -7.06      -9.21
  336     0.111    -19.13      19.13      -7.29      -9.44
  337     0.109    -19.26      19.26      -7.42      -9.57
  338     0.108    -19.36      19.36      -7.52      -9.67
  339     0.107    -19.42      19.42      -7.58      -9.73
  340     0.107    -19.43      19.43      -7.59      -9.74
  341     0.107    -19.39      19.39      -7.55      -9.70
  342     0.109    -19.26      19.26      -7.42      -9.57
  343     0.113    -18.97      18.97      -7.13      -9.28
  344     0.117    -18.64      18.64      -6.80      -8.95
  345     0.122    -18.29      18.29      -6.45      -8.60
  346     0.127    -17.92      17.92      -6.08      -8.23
  347     0.133    -17.53      17.53      -5.69      -7.84
  348     0.140    -17.07      17.07      -5.23      -7.38
  349     0.149    -16.56      16.56      -4.72      -6.87
  350     0.157    -16.06      16.06      -4.22      -6.37
  351     0.166    -15.59      15.59      -3.75      -5.90
  352     0.175    -15.16      15.16      -3.32      -5.47
  353     0.183    -14.76      14.76      -2.92      -5.07
  354     0.190    -14.41      14.41      -2.57      -4.72
  355     0.197    -14.10      14.10      -2.26      -4.41
  356     0.204    -13.81      13.81      -1.97      -4.12
  357     0.210    -13.55      13.55      -1.71      -3.86
  358     0.217    -13.29      13.29      -1.45      -3.60
  359     0.225    -12.97      12.97      -1.13      -3.28
