Started, AFAIK, in Formula 1 by the Honda team in the 60's. A bit crude. Lay your hand on each exhaust pipe [one per cylinder] and the temp tells you who's running rich/lean/etc. A bunch more sophisticated since then. Individual temp probes when setting up an engine and infrared readers at the races, I think. Drag racers do it as well, I know. Mike > From: Angus Gordon <agordon@BRIGHT.NET> > Reply-To: Angus Gordon <agordon@BRIGHT.NET> > Date: Wed, 2 Jan 2002 20:26:47 -0500 > To: vanagon@GERRY.VANAGON.COM > Subject: Re: B. Bobs day at the dyno and the importance of fuel air ratio > update > > Mike Miller wrote: >> Done all the time in racing though. > > > Can you tell us more about how it's used? > > I'm a big fan of EGT gauges in airplanes, and of the Graphic Engine Monitor > in particular but I don't see how it could be used to control the mixture, > say through the ECU. As a diagnostic tool it'd be great. But I could buy a > couple more Vanagons for the price of a GEM! :-) > > > Angus > > > ================================ > Angus Gordon '89 Carat > NW Ohio '86 Syncro > |
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