Mark Williams's Discussions (7)

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Low battery failsafe landing speed

I ran my hex battery down too far last week and the battery failsafe kicked in. It is set up to autoland so down it came. The landing speed is very fast and didn't slow before the hex hit the ground. I was over deep heather so there was no damage but

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Errors georef ing images

I have a series of images and a flight log from a mission today. When I go to georef the images using the .log file I am getting the following error when attempting to estimate the time offset. Does anyone know what might be going on here?


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Smartphone for aerial photographs

I'm considering using a smartphone to take a series of aerial photos from an APM controlled fixed wing aircraft before stitching them together with something like AgiSoft.

The benefits of smart phones versus a compact camera that I can see are.

1. Smal

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