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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; word-wrap: break-word;">There have been some very successful Picob balloon launches by some Aussies..</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; word-wrap: break-word;">I managed to decode the 2m APRS from the July 2014 one as it passed over on it's way to Brazil, although couldn't hear the beacon on 432Mhz at all..</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; word-wrap: break-word;"><a href="https://www.amateurradio.com.au/news/vk-balloon-reaches-brazil">https://www.amateurradio.com.au/news/vk-balloon-reaches-brazil</a></p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; word-wrap: break-word;"><a href="https://www.amateurradio.com.au/news/another-vk-pico-balloon-test-flight">https://www.amateurradio.com.au/news/another-vk-pico-balloon-test-flight</a></p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; word-wrap: break-word;">Cheers, Chris H.</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; word-wrap: break-word;">-----Original Message-----<br />From: "Mark Atherton" <markaren1@xtra.co.nz><br />Sent: Thursday, 8 January, 2015 12:28<br />To: chchrobotics@lists.linuxnut.co.nz<br />Subject: [chbot] [OT] tracking party balloons :)<br /><br /></p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; word-wrap: break-word;">Hi All,<br /><br />I have only just become aware of an apparently quite recent activity <br />of attaching light weight (11g) radio/uP/GPS payloads to (amongst <br />other type) regular helium party balloons.<br /><br />People have been flying weather balloons with <br />half-a-kilo-of-electronics for years, but it is only quite recently <br />that power and size have dropped enough to allow this new category.<br /><br />http://ukhas.org.uk/general:beginners_guide_to_high_altitude_ballooning<br /> also<br />http://ukhas.org.uk/projects:microballoons:data<br /><br />I am told that the CAA take much less interest in the odd free <br />floating party balloon than they do in larger obstacles.<br /><br />Temperature is a bit of an issue, since ESR of batteries increases as <br />temp. drops, and temp drops significantly with altitude.<br /><br />Still much to learn before having a go.<br /><br />-mark<br /><br /><br />_______________________________________________<br />Chchrobotics mailing list Chchrobotics@lists.linuxnut.co.nz<br />http://lists.ourshack.com/mailman/listinfo/chchrobotics<br />Mail Archives: http://lists.ourshack.com/pipermail/chchrobotics/<br />Meetings usually 3rd Monday each month. See http://kiwibots.org for venue, directions and dates.<br />When replying, please edit your Subject line to reflect new subjects.</p>
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