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Freefly HDMI convertor super hot?

Discussion in 'Electronics' started by Steve Maller, Jul 19, 2013.

  1. Steve Maller

    Steve Maller UAV Grief Counselor

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    I'm finally going to use my FreeflyHDMI convertor with the GH3, as I never needed it with the 5DM3 or CX760V. I wired it up, and it works fine, but it gets super hot. I'm running it on a clean 5V (same BEC as my Radians), and after 1-2 minutes it's so hot it's difficult to touch. I've set the HDMI output on the GH3 to 480P, but I'm not sure that makes a difference. Anything else I should look at? Or does this thing just run really hot?

    Thanks!
    Steve
     
  2. Gary Haynes

    Gary Haynes Administrator
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    Try 1080 on the output. I remember seeing a posting that I can't find and memory was that it likes 1080i/p for input.
     
  3. Steve Maller

    Steve Maller UAV Grief Counselor

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  4. Gary Haynes

    Gary Haynes Administrator
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    Yep that's the post. Give an update?
     
  5. Steve Maller

    Steve Maller UAV Grief Counselor

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    Copter's at work. Should be flying on Sunday, if so, I'll see if the change in setting makes a difference.
     
  6. Tabb Firchau

    Tabb Firchau Administrator
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    1080 60p will cause the converter to run the hottest, any other setting will keep it much cooler!

    Tabb
     
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  7. Steve Maller

    Steve Maller UAV Grief Counselor

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    Tabb, I was running HDMI at 480P on the GH3. I didnt try 1080i.
     
  8. Ben Altenes

    Ben Altenes New Member

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    mine runs Hot as well, but have never noticed any faults. it has always worked fine.
     
  9. Zach Beggs

    Zach Beggs Member

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    Steve, just curious... your GH3 have a digital AV out correct? Why'd you switch over to the HDMI converter?

    I ask because I want your GH3 and I'm using a the 5D's AV out
     
  10. Steve Maller

    Steve Maller UAV Grief Counselor

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    The interwebs told me (and the user manual seems to agree) that the digital A/V out (composite video) is only for actual playback of video, not for live view. HDMI is your only option for live out (and, of course, FPV). I'd love to be proven wrong.

    This is not the case for the 5D Mark III, for which I do use the video out (and not HDMI) for live view. Same with the CX760V.
     
  11. Zach Beggs

    Zach Beggs Member

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    I hope you're wrong about the AV out :p

    However, I'll probably need to make the jump to the HDMI converter sooner or later --
     
  12. Steve Maller

    Steve Maller UAV Grief Counselor

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  13. Steve Maller

    Steve Maller UAV Grief Counselor

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    BTW, I took Tabb’s advice and switched the GH3’s HDMI output to 1080i (interlaced) mode, and the converter is now running much cooler. This, of course, has no effect on the quality of the video actually being recorded on the SD card.
     
  14. Dave King

    Dave King Well-Known Member

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    I"m about to hook up a 7D to the HDMI converter. What should be used for stills?
     
  15. Andy Johnson-Laird

    Andy Johnson-Laird Administrator
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    Sorry, Dave. I don't understand your question: "What should be used for stills?"

    Andy.
     
  16. Steve Maller

    Steve Maller UAV Grief Counselor

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    Do you mean you want to monitor the camera whilst taking stills? That's a little tricky, as the viewfinder will black out every time the camera takes a still. And of course the camera has to be set to live view. But the HDMI doesn't care. You just have to be careful that your ground station doesn't "blue screen" when it loses the video transmission.
     
  17. Gary Haynes

    Gary Haynes Administrator
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    My Nikon goes dark for about 3 1/2 seconds for still during live view. Also means that the trigger time is pretty slow if you want to see the view as it is triggering. Total 4 seconds to be safe. I can trigger faster but then have total lack of view while it is capturing images.

    Better to add a second FPV camera on the gimbal or top of the lens. Jeff had a custom adapter for his 5D that attached an FPV camera to the standard eye viewing port.
     
  18. Andy Johnson-Laird

    Andy Johnson-Laird Administrator
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    It's just like the old Hassie 500C where the mirror flipped up and stayed up -- if you saw it, you didn't get it.... :)

    Andy.
     
  19. Scott Stemm

    Scott Stemm Member

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    Does the 7D need a HDMI converter? My 5d mkii and mkiii have AV out for live view
     
  20. Ben Altenes

    Ben Altenes New Member

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    Nothing will need the HDMI converter if you are using AV out.
     

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