Here's what a v-tail mixer does. For more details and explanations, check out this page, where this video is embedded:
http://eastbay-rc.blogspot.com/2011/05/v-tail-mixing.html
and for the calculations involved:
http://eastbay-rc.blogspot.com/2011/05/elevon-v-tail-mixing-calculations.html
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https://www.youtube.com/watch?v=YNnets4QZdw
More Inspire, trying to get the hang of flying and also pointing the camera. Harder than it looks, especially so close to the dumb trees!
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https://www.youtube.com/watch?v=Wr1Pu8Ioulg
Inside the case of teh Hubsan Q4 MicroQuad.
Review: http://eastbay-rc.blogspot.com/2015/03/hubsan-q4-microquad-review.html
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https://www.youtube.com/watch?v=SRSrwtXVt6c
As requested by DJI, here's a teardown of one of their batteries.
All four batteries died after upgrading firmware, and every cell is showing zero volts. This happened at exactly the same time on all four batteries.
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https://www.youtube.com/watch?v=fXnQQuDEkP0
Went to Berkeley Marina to fly the Zii, and coincidentally met a couple of guys testing a net recovery system with a Zephyr I. I should have taken some close-ups of the plane, the construction was really well done.
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https://www.youtube.com/watch?v=WOg6FcxRAyY
Sometimes it's hard to see if the gyro corrections are happening on a fixed wing plane.
This small Arduino base thing makes it easy to verify correct operation of a stabilizer by listening to the pitch of the correction.
Source code here: https://github.com/marhar/EastBayArduino/tree/master/wingwatcher
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https://www.youtube.com/watch?v=mgwzWZ1ofEk
Full details and links to other videos here:
http://eastbay-rc.blogspot.com/2012/07/black-sheep-eats-tasty-crow.html
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https://www.youtube.com/watch?v=7Qr_Uaa5aPM