Re: [Paparazzi-devel] RE: distance measurement for landing. (Chris)

[Andrew S]

Hello All
Anybody tryed apply kalman filter (ekf) to consolidation of GPS altitude and 
baro altitude? Like in autopilot, but baro derivative instead of calculated 
vertical speed?

10.11.09, 21:09, "Chris" <address@hidden>:

> Hi.
> I can also verify what has been said.
> When i was using a baro for altitude in an another good airborne 
> telemetry unit i got tired from altitude drift.
> 0 meters during take off were becoming ~5 meters after 30 minutes of flying.
> Joe what do you think about the MAXSONAR's XL series (not the LV)?
> Have you tried them also?
> They state that the XL units use 40v and produce about 1/2 W of AF power.
> Chris
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