John Heddles
@john-heddles
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Joined: May 14, 2016
Last seen: Jan 21, 2026
Topics: 2 / Replies: 951
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Safe Endurance With Variable Reserve

First, CASA keeps changing things faster than the rest of us can change clothes from day to day. How Bob and Stuart manage to keep up with the chang...

6 years ago
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Progress Test 1 page 230

Adding a little extra to Stuart's post - (a) quantifying the effect can be seen from the EOD chart in the AIP at page ref GEN 2.7-5. (b) ...

6 years ago
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Echo loading system

Probably you are concerned by the lack of CG data. This, I suggest, is one of the problems arising from trying to fit questions to predetermined ans...

6 years ago
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Toda

Silly question. Presuming that TORA and ASDA both commence from the same point Assuming that the clearway reference means that the end of the clea...

6 years ago
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Density Height

[color=blue][i][b]we would start with a simple diagram[/b][/i][/color] Absolutely the way to go (even if the yacht cartoonist has no idea about win...

6 years ago
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CAO 20.7.4 and answering take-off and landing weight charts that include a slope

You, good sir, as another one of us olde folkes, would remember back to the days of the ANO/CAO 101 series which addressed the airworthiness requireme...

6 years ago
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CAO 20.7.4 and answering take-off and landing weight charts that include a slope

[color=red][i][b]If you've got it - use it.[/b][/i][/color] Philosophically, as a performance engineer, I couldn’t agree more. However, we need ...

6 years ago
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CAO 20.7.4 and answering take-off and landing weight charts that include a slope

Your post doesn't explicitly state just what your concern is so I can only speak generally. This slope thing for light aircraft has been around for...

6 years ago
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Density Height

Boy, but my head is still reeling from the equation ..... Side comment - it doesn't matter all that much, I guess, but you have more brackets, ther...

6 years ago
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Density Height

Perhaps you might post your solution to the forum for comment ?

6 years ago
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Should I be using ETAS in the CASA exam?

Ah, that's the Jepp CR style. A good example of the naming problem - E-6B was a US Army Air Corps designation for the Dalton. For some obscure, p...

6 years ago
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Should I be using ETAS in the CASA exam?

I'm in the process of answering another, but similar, question so I can post that reply here as well when I finish doing some graphics workup. Just...

6 years ago
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stall speed vs minimum speed

If I may add a comment or two to Bob's, above. You might need to cut Bob's text a little slack. Were he to put in all the caveats and such like, t...

6 years ago
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PNR/ETP use ETAS or GS?

Answer is 145.9 so you are pretty close to the mark. Probably useful if I run up a couple of graphics for the benefit of those interested in the pr...

6 years ago
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PNR/ETP use ETAS or GS?

I think that we might need a little bit more information to help to any great extent as it's not entirely clear to me just what you are endeavouring t...

6 years ago
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