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Forum: Military Aviation

14th Jul 2014, 18:12

Replies: 185

Why do the RAF still use QFE?

Views: 36,193

Posted By ShotOne

I don't entirely follow that, Walter but in my...

I don't entirely follow that, Walter but in my sentence that you quoted I was referring to low-vis (CAT 2/3)approaches.

Forum: Military Aviation

14th Jul 2014, 15:16

Replies: 185

Why do the RAF still use QFE?

Views: 36,193

Posted By ShotOne

The radalt works perfectly in the context of my...

The radalt works perfectly in the context of my post, Walter. Such procedures are carried out hundreds of times every day in all kinds of weather around the world. The baro alt, with no exceptions...

Forum: Military Aviation

14th Jul 2014, 13:07

Replies: 185

Why do the RAF still use QFE?

Views: 36,193

Posted By ShotOne

Not so, DN. On a low vis approach (decision...

Not so, DN. On a low vis approach (decision height<200') all heights, call outs and minima are referenced to rad alt.

Very interesting, Darvan/Peacock, although in the context of this thread I...

Forum: Military Aviation

13th Jul 2014, 16:04

Replies: 185

Why do the RAF still use QFE?

Views: 36,193

Posted By ShotOne

Duncan, perhaps this was your point but throwing...

Duncan, perhaps this was your point but throwing low level into the argument, over the sea or anywhere else is the reddest of herrings. Whether on QFE or QNH, nobody is, at least I hope they're not,...

Forum: Military Aviation

13th Jul 2014, 07:52

Replies: 185

Why do the RAF still use QFE?

Views: 36,193

Posted By ShotOne

That seems to be borne out by the posts here,...

That seems to be borne out by the posts here, easy. Of course it would be wrong to imply QFE doesn't or won't work. Indeed in the training scenario I can see the attraction. But throw in terrain or...

Forum: Military Aviation

9th Jul 2014, 21:17

Replies: 185

Why do the RAF still use QFE?

Views: 36,193

Posted By ShotOne

Bob, well I'm not especially fussed if this is...

Bob, well I'm not especially fussed if this is what the RAF want to do but I completely disagree with your point 1. In a mountainous area QFE gives no information relative to terrain heights/spot...

Forum: Military Aviation

9th Jul 2014, 17:31

Replies: 185

Why do the RAF still use QFE?

Views: 36,193

Posted By ShotOne

Autobit, so how do you know your height above...

Autobit, so how do you know your height above terrain? Surely pretty important in the above instance. All QFE tells you is height above threshold

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