Doppler shift


The 70cm frequency is a maximum doppler of about +/- 10kHz,
and the 2m frequency is a maximum doppler of about +/- 4kHz.


[Example J-Mode for KO-23]

    In case of elevation over 60 deg:

               Uplink    Downlink
         AOS   145.896   435.185
               145.898   435.180
         TCA   145.900   435.175
               145.902   435.170
         LOS   145.904   435.165


    In case of elevation about 30 deg:

               Uplink    Downlink
         AOS   145.898   435.181
               145.899   435.178
         TCA   145.900   435.175
               145.901   435.172
         LOS   145.902   435.169


    In case of elevation under 5 deg:

               Uplink    Downlink
         AOS   145.899   435.177
               145.900   435.176
         TCA   145.900   435.175
               145.900   435.174
         LOS   145.901   435.173


[Example B-Mode for SO-35]

    In case of elevation over 60 deg:

               Uplink    Downlink
         AOS   436.281   145.829
               436.286   145.827
         TCA   436.291   145.825
               436.296   145.823
         LOS   436.301   145.821


    In case of elevation about 30 deg:

               Uplink    Downlink
         AOS   436.285   145.827
               436.288   145.826
         TCA   436.291   145.825
               436.294   145.824
         LOS   436.297   145.823


    In case of elevation under 5 deg:

               Uplink    Downlink
         AOS   436.289   145.826
               436.290   145.825
         TCA   436.291   145.825
               436.292   145.825
         LOS   436.293   145.824


Back to Top

Back to Home Page