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Search: Posts Made By: Old Fella

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Forum: Tech Log

19th Feb 2009, 10:58

Replies: 33

Sound of Wright vs Pratt Whitney (Super Constellation vs. DC4)

Views: 16,310

Posted By Old Fella

27 cylinders

b337 Don't mean to be picky, but the "corn cob" engine had 4 rows of seven = 28 cylinders. Propellers have a bigger influence on the sound you hear than many people appreciate. That said, the sound...

Forum: Tech Log

19th Feb 2009, 04:46

Replies: 33

Sound of Wright vs Pratt Whitney (Super Constellation vs. DC4)

Views: 16,310

Posted By Old Fella

Turbo blowers?

For those who do not know, a PRT is a Power Recovery Turbine and it is not a "blower". The three PRT's are driven by exhaust gasses and used the power generated to increase horsepower. Vertical...

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