Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!watmath!clyde!burl!ulysses!mhuxr!ihnp4!houxm!whuxl!whuxlm!akgua!sdcsvax!dcdwest!ittvax!decvax!genrad!panda!talcott!harvard!godot!ima!haddock!stevel From: stevel@haddock.UUCP Newsgroups: net.space Subject: Re: Single Stage to Orbit Message-ID: <366@haddock.UUCP> Date: Tue, 26-Feb-85 23:58:59 EST Article-I.D.: haddock.366 Posted: Tue Feb 26 23:58:59 1985 Date-Received: Sun, 3-Mar-85 03:53:52 EST Lines: 15 Nf-ID: #R:mordor:-71700:haddock:16000024:000:625 Nf-From: haddock!stevel Feb 26 12:29:00 1985 > Unless I've missed some new data, SCRAM jets have not yet achieved net > positive thrust. In this weeks Aviation Week & Space Technology page 52 claims "Testing has already produced net thrust to drag ratios of better then one at high Mach numbers." Later in the article. "The relativly small engine has been tested at speeds around Mach 4, and researchers plan to begin tests at higher speeds this year." Steve Ludlum, decvax!yale-co!ima!stevel, {amd|ihnp4!cbosgd}!ima!stevel decwrl!amd!ima!stevel, {uscvax|ucla-vax|vortex}!ism780!stevel Interactive Systems, 7th floor, 441 Stuart st, Boston, MA 02116; 617-247-1155