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johankj replied to johankj's discussion [Solved] Desperately seeking DCM help
"Hurray, I sussed it. It was a stupid error, once I converted w*dt into rad, and the result from rad to degree, it worked.
 
I've also implemented the corrections now, had some issues with the axis, but that's all sorted now.
 
A big help was also…"
Sep 5, 2011
johankj posted a discussion
Hi all. I'm building a custom AHRS/IMU, and I'm trying implement Bills et al's DCM, without much success. The parts I'm using and other details on the project can be found here: http://hackoholics.blogspot.com/ At the moment I've not implemented any…
Sep 5, 2011
johankj replied to Yaniv Eliash's discussion Communication
"This is commonly done in three ways:
 
1) Thethered
2) Automatic surfacing and a radio link (such as wifi)
3) Acoustically, f is less than 50 Khz. Higher f = lower range. (electromagnetic waves don't propogate well thru water)"
Sep 5, 2011