Gareth
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Accel calibration on 3.3-rc8 vs 3.2

Started Aug 1, 2015 0 Replies

HiMy pixhawk calibrates the accels fine on 3.2 but fails on 3.3-rc8.  I note in the release logs that the sensitivity was increased to 16g - could this be related?  Were the tolerances also…Continue

Quad software from scratch - PID question

Started this discussion. Last reply by Gareth Oct 12, 2012. 2 Replies

Hi folksI'm programming a quad from scratch (for fun) and have got gyro/accel data and pwm working fine, but I'm strugging on the PID stuff.I tried tuning a PID with Input = pitch angle, output =…Continue

 

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Gareth's Blog

Decoding the iLap Racing Transponders

Posted on March 8, 2016 at 10:00am 1 Comment

If you've been out racing, or used cleanflight, you've probably heard of the iLap racing transponders.  These racing transponders allow racers to be timed around the track using infra-red.

The open source community has begun producing free lap timing solutions because many of…

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AC3.1 Performance and Custom LEDs

Posted on August 23, 2013 at 3:00pm 3 Comments

I thought I'd share the following video with you.  After spending several months trying to replicate the rock solid loiter videos, I've finally suceeded - and the only thing that I needed to do (other than vibration dampening) was to raise the GPS several inches above the top plate and keep the wires…

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Build your own Autopilot - tutorial

Posted on July 13, 2013 at 3:00pm 27 Comments

I have written a tutorial on how to program your own AutoPilot/Flight Controller from scratch using an arduino/ArduPilot/RaspberryPi.  The tutorial will walk you through everything from reading the RC radio and controlling the motors through to how the PIDs are stacked on top of each other to…

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