pdf27's latest activity

It isn't just the fuel used in the climb - maximum take-off weight is also a significant consideration. Should be possible fly quite...

I'm sure I've seen a reference somewhere to a Short Stirling being modified in Rochester at Short Brothers to take the Flight Refuelling...

I'd be pretty surprised if there wasn't a watch-stander authorised to decode such messages: there is clearly heightened tension even if...

Nope, just not issued a ration any more - have to buy their own.

I'm not 100% sure on that - currently digging through that NACA report to see how they were planning on gearing the turbine (not very...

@pdf27 I see, I misunderstood what you were saying and thought you were saying the engine should drive the turbine rather than the...

That's fantastic, thanks. What I have in mind is that the two relevant scenarios in the early war are (B) and (D): the USAAF aren't...

The reason I'm using "like" is that while at a component level it's a supercharger (centrifugal impeller turned by mechanical power at a...

So now I've started to go down a turbo- and super-charger rabbit-hole this morning. Wahey. There are a whole bunch of interlocking...

One thing to be careful of here is that my understanding of the early turbos is that they were running right on the material limits and...

In OTL they were all re-exported to Europe which needed them even worse. So getting rid of them is easy, if you can replace them. Not...

And she would also be strong enough to do unpleasant things even without shooting them!

More to the point, it will make those around him a target for the enemy. That's why Prince Harry never deployed to Iraq, and why he...

Regarding the analysis of a carrier battle, there are a few points. The RN are not getting into a daytime fight unless cornered - why on...

One additional point which is absolutely critical here: ASV Mk II is capable of detecting large ships at a range of 60 miles, while in...