Mailing List lml@lancaironline.net Message #19487
From: Marvin Kaye <marv@lancaironline.net>
Subject: Re: [LML] Re: Mounting the Crossbow 500 AHRS
Date: Thu, 10 Jul 2003 01:30:21 -0400
To: <lml>
Posted for "glong2" <glong2@netzero.net>:

Mine does the same thing. I assume when there is a +V(feet/min) the little
airplane will be above the horizon because what we are simulating on the
ground is flying at a constant altitude with the nose pointed up. Anyone
flying an AHRS 500 that can verify this?

Eugene Long
Lancair Super ES
glong2@netzero.net


While we're on the subject of Crossbows and EFISes, I fired up the panel
today
after putting the AHRS into position, just to make sure that we had
communications and that the EFIS would display properly.  I noticed that
when
I rotated the AHRS in the roll axis the little airplane in the center 9of
the
EFIS) would remain aligned with the airframe, and the horizon would roll as
expected.  When I rotated the AHRS in the pitch axis, though, the little
airplane remained centered on the rising or falling horizon until I got to
about 15-20 degrees, at which time a little ghost circle appeared in the
center of the screen that looked to correspond with the nose up or nose down
attitude relative to the displayed horizon.  Is this normal?<<<
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