Paul wrote:

Vance and I were talking about props at Copper State and the subject
of un-ducted fans came up again. Here is a picture of the Pratt & Whitney
version in the P&W museum in Hartford. Ct. This is probably powered by
a 50,000 HP gas turbine.

Paul Lamar

vance wrote:

 that turbine exhaust treatment is interesting- Vance

 
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