Re: [Flightgear-devel] Re: DME bias question

2004-06-10 Thread Tracy Martin
Erik Hofman <[EMAIL PROTECTED]> wrote: > Alex Perry wrote: > > From: "Curtis L. Olson" <[EMAIL PROTECTED]> > > > It is instrument specific as to what it does when the computed distance goes > > below zero. Some of them just report zero distance, while others go > negative. > > Often, the ones th

Re: [Flightgear-devel] Re: DME bias question

2004-06-10 Thread Erik Hofman
Alex Perry wrote: From: "Curtis L. Olson" <[EMAIL PROTECTED]> It is instrument specific as to what it does when the computed distance goes below zero. Some of them just report zero distance, while others go negative. Often, the ones that clamp at zero will still be showing a non-zero speed. From:

Re: [Flightgear-devel] Re: DME bias question

2004-06-09 Thread David Megginson
Alex Perry wrote: Yes, I believe, without having the plate handy, that LAX does this. As I recall, the reason is that they use the same ILS frequency for the two ends of each runway. Since the ILS frequency is associated with the DME channel, they either make life hard for the crews or they use th

[Flightgear-devel] Re: DME bias question

2004-06-09 Thread Alex Perry
From: "Curtis L. Olson" <[EMAIL PROTECTED]> > Recently I added support for adjusting the DME readout based on an > optional per transmitter bias that is part of Robin's nav data. > [...] so it reads 0.00 at the touch down point. It is only in specific countries where the goal is to have it read z