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5 messages added in the last 7 days
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  • Re: Balloon tie-off ideas & helium tips

    Hi Virgina -- As noted by others, the SPOT Trace needs to set in a gimbal to keep it facing up to communicate with its satellite network. Its pretty fussy in

    4 days ago
  • Re: Balloon tie-off ideas & helium tips

    Hi Virgina, Suggest you use a hose clamp to secure the balloon neck to your gas fill tube. Leave a few inches of neck free above the top of the fill tube -

    w5vsi2002 4 days ago
  • Re: Balloon tie-off ideas & helium tips

    Tying off the 600 gr balloon is a bit of a challenge, but if you have surgical gloves on and grab it just at the confluence of the neck and balloon you can

    kd5mfm 5 days ago
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This list began as a discussion of the annual Great Plains Super Launch, but it has now broadened to be a general discussion of unmanned high-altitude balloons using Amateur Radio for communication.

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