I agree with Jim, on the subject of supersonic passenger travel. We need
zero-consumption hyperdrive before it’s worthwhile.
I’m not sure about the F-35. It does seem to me to be a load of technology
looking for a need. And the oxy system looks inadequate – witness F18s and
F22s.
Chris
> On 15 Jun 2016, at 13:47, Sawyer, Edward <Ed.Sawyer@xxxxxxx> wrote:
>
> Are you talking about the Concorde? Indeed too bad that’s not flying anymore,
> but if we want to mourn great supersonic planes no longer flying, let’s start
> with the SR-71. And we can add the XB-70 Valkyrie (which Jim worked on, I
> think! So cool…) to that list too. I saw a concorde and SR-71 at Udvar-Hazy
> this spring, what a great place. Need to see the Valkyrie someday when I can
> get to W-P.
>
> F-35 seems like a cool ride (bummer about the ceiling cracks though) but I
> wish they had continued the F-22 program instead.
>
> -Ed
>
>
>
>
> On 6/15/16, 6:16 AM, "olympus on behalf of olympus-request@xxxxxxxxxxxxxxxxx
> <mailto:olympus-request@xxxxxxxxxxxxxxxxx>"
> <olympus-bounces+ed.sawyer=unh.edu@xxxxxxxxxxxxxxxxx
> <mailto:olympus-bounces+ed.sawyer=unh.edu@xxxxxxxxxxxxxxxxx> on behalf of
> olympus-request@xxxxxxxxxxxxxxxxx <mailto:olympus-request@xxxxxxxxxxxxxxxxx>>
> wrote:
>
>> Well it was certainly noisy but, as for not being ready for action, it flew
>> for over 25 years and I don't know how many flights.
>> It seems such a shame that we had the technology but abandoned its
>> development...
>>
>> Jez
>>
>> On Tuesday, 14 June 2016, Jim Nichols <jhnichols@xxxxxxxxxxxxx
>> <mailto:jhnichols@xxxxxxxxxxxxx>> wrote:
>>
>>> Hi Jez,
>>>
>>> Having tested aircraft/engine combinations,in the world's largest
>>> supersonic wind tunnel, up to Mach 3.0, I'm not a fan of supersonic
>>> commercial flight. To me, the requirements are too stringent and the
>>> benefits too few, to make this a worthwhile way to spend resources. And I
>>> still have cracks in my kitchen ceiling that were caused by sonic booms
>>> provided by USAF F-35s flying their test corridor which passed near my
>>> house. From what I read, it is still not ready for action.
--
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