> ER wrote: > > > D. Glenn Arthur Jr. mused: > > > > Which reminds me ... Are fighters actually much louder than > > > > jetliners, or is it just that when they pass over my house > > > > they do so at a much lower altitude than jetliners do? > > > > and John Francis replied: > > > The former. Military aircraft don't have to meet noise pollution > > > specifications, and also use inherently noisier engine designs > > > (because the important metric is raw power, not fuel efficiency). > > > > > > > Depending on where Glenn lives, the answer could also be "both." > > > > It would be for me. > > Southwest Baltimore, far enough from BWI that most of the airliners > I see away from the horizon are high enough to make contrails, and > far enough from Andrews AFB[*] that military craft passing overhead > are unusual (but a formation of four went over this morning). > > Hmm. Just realizing that since I'm not _that_ far from BWI, they > must climb pretty steeply after takeoff. > > [*] The Naval Academy and Aberdeen Proving Ground are closer, as > is Fort Meade, but I don't know of airstrips at those locations. > I could be mistaken. > > -- Glenn > In my case, my house is under the approach path (probably not the right term) for military aircraft getting ready to land at an Air Force Base, but not in a similar position relative to the airport -- therefore, the military flies lower over my house.
ER
