Reflection Behaviour in Coaxial Connectors

The reflection behaviour in coaxial connectors can  be defined by Return Loss,Reflection Coefficient or Voltage Standing Wave Radio(VSWR).The relation between these three terms is shown in the following table.

Return Loss                         Reflection Coefficient                               VSWR

        10                                              0.316                                              1.923

        13                                              0.224                                              1.578

        16.5                                           0.150                                              1.350

        21.5                                           0.084                                              1.180

        25.5                                           0.053                                              1.111

        28.5                                           0.038                                              1.078

        30                                              0.032                                              1.064

        32.5                                           0.024                                              1.048

        35.5                                           0.017                                              1.034

        38.5                                           0.012                                              1.022

        41.5                                           0.008                                              1.016

        44.5                                           0.006                                              1.011

        47.5                                           0.004                                              1.008

        49.5                                           0.003                                              1.007

        50                                              0.003                                              1.006