View page
Talk page

FPT Test Nov 2022

Modified 17:57, 8 Nov 2022 by rottmann | Page History

    Version as of 23:24, 11 Dec 2024

    to this version.

    Return to Version archive.

    View current version

    System schematics

    FPT_TEST_PV.png

    Setup 86 GHz

    Target band: 86.000 - 87.024

    1st LO:     93.0 GHz

    RF: LSB 5-9 GHz

    2nd LO (DBBC3): 9.048 GHz

    Sky freq:    83.952 - 88.048 GHz

     

    sky 83952 85976 86000 87024
    after 1st DC 9048 8024 7000 5976
    after 2nd DC 0 1024 2048 3072

    => DBBC3 should use filter1= 2000-3000

    Setup 230 GHz

    Target band: 215.000 - 216.024

    1st LO:     221.010 GHz

    RF: LSB 5-9 GHz

    2nd LO (DBBC3): 8.058 GHz

    Sky freq:    211.962 - 216.058 GHz
     

    sky 212952 213976 215000 216024
    after 1st DC 8058 7034 6010 4986
    after 2nd DC 0 1024 2048 3072

    => DBBC3 should use filter1 = 2000-3000