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Activity Forums AJA Video Systems Kona LHe + Software version 3.0 – Pop-pop hell

  • Kona LHe + Software version 3.0 – Pop-pop hell

    Posted by Erik Lindahl on September 1, 2006 at 12:04 pm

    I just installed the Kona LH Software 3.0 on our Kona LHe card and have one serious issue. Everytime I:

    a) Switch to a “kona enable video app” (i.e. Kona TV, FCP, AE etc)
    b) Switch from 625i25 to 1080i50 output in for instance Kona Control Panel

    I get a loud “pop-pop” in my speakers that are connected to the Kona LHe card. It seems the “pop-pop” only comes though the analog out. My digibeta connected via SDI w embedded audio is not affected

    Bruce Alfred replied 19 years, 5 months ago 5 Members · 9 Replies
  • 9 Replies
  • Erik Lindahl

    September 1, 2006 at 12:09 pm
  • Erik Lindahl

    September 1, 2006 at 12:17 pm

    Okey

  • Bob Zelin

    September 1, 2006 at 12:19 pm

    please don’t tell me that you have the Kona LHe XLR outputs connected directly to powered speakers with no mixer, or audio attenuator –

    Bob Zelin

  • Erik Lindahl

    September 1, 2006 at 12:28 pm

    No, the XLR from the Kona LHe KL-Box goes into my Mackie mixer. This is then connected via XLR to my Genelec speakers.

    I have a XLR to mono-tele (don’t know if that’s the correct english word, “large mono headphone cord”) converter to the mixer since the XLR-connectors there are powered.

    I didn’t have this issue at all on another Kona LS system (different machine), a small “tick” was eminent sometime with v 2.01 of the Kona software. But this is a loud “pop-pop” that reads out on the mixer’s led.

    More tests show:
    – the pop-issue only happens during SD to HD switching on the Kona LHe board. This is a huge problem. A semi-solution is to have SD as my standard framebuffer and get the “pop” everytime I open a HD show

  • Erik Lindahl

    September 1, 2006 at 12:29 pm

    Note that the “pop-pop” is visible on the ref-monitor as well with the screen jumping, green flashes and all…

  • Michael Rothenberg

    September 5, 2006 at 5:37 pm

    I have the same problem and it is driving me crazy too.

    Mike

    Michael Rothenberg
    Peak Productions

  • Erik Lindahl

    September 6, 2006 at 9:43 am

    Yeah

  • Mitch Ives

    September 8, 2006 at 4:47 pm

    [Erik Lindahl] “Yeah

  • Bruce Alfred

    November 22, 2006 at 4:51 am

    Bob-
    If I’m going xlr out of Kona LHe to XLR in to my powered audio monitors — this is balanced to balanced audio…
    I’m not an engineer/tech type, so can you tell me why this is no good, and why I’d need an attenuator?
    Thanks,
    Bruce

    [Bob Zelin]
    please don’t tell me that you have the Kona LHe XLR outputs connected directly to powered speakers with no mixer, or audio attenuator -“

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