AMSAT Deutschland e.V. Forum

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  • PY4ZBZ

    Posted the thread Squiggles.
    Thread
    I have been observing a series of squiggles on the NB transponder. What would be the cause?



  • I0LYL

    Like (Post)
    Sorry Remco, I cound not resist this wordgame in the subject :)

    So Folks, here's a new (?) idea for injecting an external TCXO, which I successfully tested.

    Just leave the x-tal where it ist, disconnect the LO out pin of the PLL-Chip, and inject the…
  • DB8TF

    Like (Post)
    (Quote from DB8TF)

    Hi Flo DB8TF, I agree with you !!! not all are high enough to be able to modify LNB, while some OMs have not made any changes to the DATV system only SSB band system for frequency centering
    73 Tony IK1HGI
  • ik1hgi Tony

    Replied to the thread Software DVB-S demodulator.
    Post
    (Quote from DB8TF)

    Hi Flo DB8TF, I agree with you !!! not all are high enough to be able to modify LNB, while some OMs have not made any changes to the DATV system only SSB band system for frequency centering
    73 Tony IK1HGI
  • DK1MHW

    Post
    (Quote from DL9SEC)

    Das hast du aber gut hingekriegt! Sobald der Transverter eingetrudelt ist werde auch ich den POTY an den LNB montieren.
  • DK1MHW

    Like (Post)
    Hier der PLA-Prototyp meiner POTY-Haube. Wird in den nächsten Tagen in weißem ABS gedruckt und der Patch dann damit abgeglichen...
  • DJ5UO

    Like (Post)
    Hi
    It works. The signal was around 2dB below the POTY at my 1.2m prime focus .

    Best regards
    Alex
  • PY1SAN

    Like (Post)
    Today finished routing PCB. Attached pictures of 3D model and schematic diags of this part. Little diffrences between PCB filter parts sign and schematic, possibility to set LPF insteed HPF.
  • DL9SEC

    Post
    G0MJW

    The translation is a bit misleading and not, what I intended to say.
    The patch will be tuned with/for the ABS cover (currently printing)...
  • G0MJW

    Post

    (Quote from DL9SEC)

    Very nice. When you get time I have some Lilies to Guild.

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