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Saturday, February 24, 2018

Moving to new site and reader summary after 66K

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Recently I set up a proper website for the HAPP project and I'm transitioning the blog over to the new host at Squarespace. Come check ...
Wednesday, January 24, 2018

Flight testing: HAPP-T1 and HAPP-T2

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I still have a few posts to write regarding the HAPP's systems and construction; for example, the sensor and camera suites, and the gro...
Monday, January 15, 2018

Balloon system: Harness and tether

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In the previous post I talked about balloon technology. Here I'll describe how we attach the HAPP to the balloon. To set the stage, re...
Sunday, January 14, 2018

Balloon system: Balloon and helium

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The last few posts have covered electronics. In this post I'll go back to the mechanical side and describe exactly how we use a weather...
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Thursday, January 11, 2018

Electronics: Flight Controller Computer (FC)

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And now to explain the Flight Controller (FC) computer, here’s the first guest post on this blog featuring James, the mastermind behind th...
Monday, October 30, 2017

Electronics: Autopilot Computer (AP)

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In my last post I described the overall electronics architecture. In this post I'll give some details about one of the two Arduino -ba...
Monday, October 2, 2017

Electronics: System architecture overview

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During the past few months I've been iterating furiously on designs for the electronics system. Undoubtedly this would have gone faster...
Thursday, September 7, 2017

Slight detour to Nashville

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I haven't made much progress on the HAPP project during the last few weeks, and intentionally so: I decided to road trip from Michigan ...
Monday, July 31, 2017

Primary camera test

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Previously I posted about the 360-degree camera I plan to use for mission flights. Back then I was using a Nikon KeyMission 360 , which wa...
Thursday, July 13, 2017

Upper Aeroshell in hyperspeed: Final video

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Previously I posted the first two out of three videos showing how I manufacture large carbon fiber aeroshells. Here's the final video,...