Mailing List lml@lancaironline.net Message #36722
From: Marvin Kaye <marv@lancaironline.net>
Subject: Re: [LML] Avionics Questions
Date: Fri, 14 Jul 2006 09:37:46 -0400
To: <lml>


Posted for <bjburr@mwheli.com>:

 John,

<<<
 1)  How does the Freeflight 1101/1201 compare to the Garmin 480?
 Lancair is telling me that the 1101 is WAAS certified, but the
 freeflightsystems.com web site only says that the 1201 is WAAS
 certified.  It doesn't mention the 1101.  What is up here?

 1. Alan Adamson gave you an excellent explanation of the
Freeflight.

<<<
 2)  How does the TruTrack Sorcerer Autopilot compare with the STec 55X
 in capabilities?  Which/what autopilot would you recommend based on your
 experiences?

 2. The Sorcerer Autopilot when connected through the Chelton will
 fly coupled VERTICAL guidance in addition to lateral on an ILS or GPS
 approach.  I am not sure about the STEC.

<<<
 3)   Which trim systems do you recommend for the IVP.  I have heard
 about "Ray Allen" and "Precise Flight."  Which do you recommend and why?

 3. I have the Precise Flight controller and the Ray Allen servos.
 I think they are one in the same system.  The Precise Flight system
 includes a "crosshair" indicator for both rudder and elevator trim.
 Which is convenient.  I think the Ray Allen has separate indicators.  If
 you are using the Electronics International Engine Monitoring Unit
 (MVP50?) I think it has trim indicators displayed on the screen.

<<<
 4)  Would you choose Garmin SL 30's or 40's and why?

 4. The Garmin SL30 will allow for the selection of frequencies
 directly from the Chelton.  The SL40 will not.
 
<<<
 5)  Why would someone spend the extra bucks to go with a Chelton Pro
 system rather than the Chelton Sport system?

 5. The Chelton Pro uses the Crossbow 500 AHRS which is proven and
 reliable but much more expensive.  The Chelton Sport is using a new AHRS
 the Pinpoint.  It is a replacement for the Crossbow 425 which failed
 drastically.  The Pinpoint AHRS has proven to be very reliable during
 testing but they are not being delivered very quickly.  You can get the
 best update on these systems from Kirk or Peter at Direct 2 Avionics.
 
 Bryan
 N132BB
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