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Kirby commented on zxo's blog post Ardupilot Mega Full Case v.1.2
"george and Sebastion
It does actually matter which orientation the ublox antenna is pointing. The radiation pattern is actually a hemisphere. This information can be found on the antenna manufacturers website as follows:…"
Aug 16, 2011
Kirby commented on Henry Fletcher's blog post DIY/ Engineering Excitement over the past few months!
"Love the idea!  Can't wait to see how it flies not only in hover, but also regular flight.  This is a pretty ambitious project that I would love to see succeed."
Jul 23, 2011
Kirby commented on Jack Crossfire's blog post DEMO REEL, MORE MARCY1 DESIGNS
"The winglet adding to the stability of the craft is not really due to the aerodynamic effects, but rather the increased moment of inertia from the extra mass out at the tip. I worked on the monocopter at Embry-Riddle and we found this out through…"
May 23, 2011
Kirby commented on bGatti's blog post Red Meat
"That is the most worthless post!  Why don't you try and list actual specs for the sensor."
Apr 1, 2011