PPRuNe Forums - View Single Post - Could Spey Phantom reach mach 2?

4th Apr 2021, 18:30

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Alex Whittingham

Join Date: May 1999

Location: Bristol, England

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I did hear of an RAF F4 on airtest with no tanks or external stores which managed to get 'on the step' of ram effect and easily exceeded M2.0 and accelerating, but it is apocryphal - and I don't know which engines. Similar J79 spam tale here

Last edited by Alex Whittingham; 6th Apr 2021 at 16:33.

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