On Thursday 20 Jan 2005 20:10, David Megginson wrote: > On Thu, 20 Jan 2005 20:06:13 +0000, Dave Martin > > <[EMAIL PROTECTED]> wrote: > > Is there any way to get a compensated 'TAS' output to drive the ASI > > because I *think* the B1900D's ASI is compensated (but I must check) > > I'd be pretty incredibly surprised to see an ASI doing that. Some > ASIs do have a circular sliderule (or similar) around the edge to > calculate true airspeed, but all ASIs necessarily show indicated > airspeed because that's what has the most aerodynamic significance for > the plane (i.e. it's going to rotate, climb, approach, stall, etc. at > the same indicated airspeeds at 10,000 ft density altitude and at sea > level, even though the true airspeeds are significantly different). > > What is the density altitude is the TAS for the Beech 1900 specified > at? 25,000 ft? If so, then divide by about 1.5 to find out what > number you should see on the ASI. > > > All the best, > > > David
I couldn't find any further info on the ASI being compensated and you're undoubtedly right so I will go with that. Thanks :-) Dave Martin _______________________________________________ Flightgear-devel mailing list [email protected] http://mail.flightgear.org/mailman/listinfo/flightgear-devel 2f585eeea02e2c79d7b1d8c4963bae2d
