Curtis L. Olson writes: > Norman Vine writes: > > > > > Curtis L. Olson writes: > > > > > > > What I'm looking for is somethingn to the effect that a VASI light bar > > > > is a row of "n" lights spaced "x" meters apart. VASI light bars are > > > > spaced "y" meters apart along the length of the runway. > > > > > > > > And if I'm really lucky I'd get the difference in degrees in alignment > > > > between the two/three light bars. I.e. bottom bar turns red at 3 > > > > degrees, top bar turns red at 3.25 degrees (or something like that.) > > > > > > These should all be governed by federal standards, and those standards > > > should be online somewhere. > > > > maybe this would help > > http://www.faa.gov/aim/Chap2/aim0201.html#2-1-1 > > That gives a good overview of how the VASI works from a pilot's > perspective, but it still doesn't show exactly how the vasi bars are > positioned relative the threshold, the runway edge and each other. > And it doesn't show details of the bar itself. I assume a VASI bar is > a row of individual lights, but how many? How far apart are the > individual lights in the bar placed?
OK - Digging into my past, the USACE has a Manual for building almost anything :-) Publication Number: TM 5-811-5 Title: Army Aviation Lighting Chapter2 - Airfield Runway and Approach Lighting Systems http://www.usace.army.mil/publications/armytm/tm5-811-5/chap2.pdf HTH Norman _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel
