I actually really like the sound of the Pratt & Whitney, It has a more in the past darker engine feel than the high whiners of modern turbofans. В They do sound different and not like that painful grinding noise on the GE that sounds like something very expensive is being slowly cut down to size and a dual engine change is imminent. ER over a long route yet, but the engines certainly feel smoother and softer, and yes they have far less power than the GE9.ī which is rated at 1. 0 engines have the correct performance and fuel consumption - sound set - EEC with EPR as primary control parameter - EICAS differences for EPR- controlled engines and the correct FMC performance parameters. Factor have noted that the Boeing 7.ĮR PW4.
BOEING 777 WORLDLINER PROFESSIONAL FTORRENT FULL
And the engine has Full Authority Digital Engine Control (FADEC). 77 where it was the launch engine on that airframe. ER is significant because the Pratt& Whitney PW4. ER variant was noticeable because of its long extra length over the - 2. The aircraft entered service with British Airways on February 9, 1. 77, Boeing quickly developed an increased gross weight variant of the 7. ERAfter the initial launch of the standard - 2. F В В - (Extended Pack)Boeing 7.ĮR - (Extended Pack)В В Boeing 7. LR - (Boeing Worldliner Professional)Boeing 7.
BOEING 777 WORLDLINER PROFESSIONAL FTORRENT SERIES
That now takes all the aircraft variants in the Series (Extended) to four. Worldliner Professional and the Extended Pack to v. Flightfactor/VMAXВ Flightfactor- VMAX have updated the Boeing 7.
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