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727 Captain >> 727 Captain >> EPR Working with 2.3 https://www.captainsim.org/forum/csf.pl?num=1262009684 Message started by javiercuellar on Dec 28^th, 2009 at 2:14pm

Title: Re: EPR Working with 2.3
Post by javiercuellar on Jan 3^rd, 2010 at 11:07pm

For climb I need the TAT, so I can't use tables, but for cruise speed TAT is not needed.

Ex. Base on 727-100 charts, to obtain 0.78 mach at FL250 with 130.000lbs (gross weight), 1.63 EPR is needed. If you put 1.63, speed will be 0.70 mach, not 0.78M.