John Heddles
@john-heddles
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Joined: May 14, 2016
Last seen: Jan 20, 2026
Topics: 2 / Replies: 951
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CNAV CPL - Navigation Equipment

Refer to CASA URL [color=blue]When permitted, the term 'Nav equipment' includes: dividers compass protractor ruler (or straight-edge) non...

1 week ago
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Actual obstacle free gradient available

A little difficult without all the original material to determine context. However .... The EOS (and STODA) gradients in ERSA are determined anal...

2 weeks ago
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CPL Final Test in Text Q19

Some comments if I may ... [color=blue](a) . Q40. When fuel is burnt from auxiliaries i understand that it stays within the envelope. I did anothe...

1 month ago
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Review Questions Set 2 - Question 4

Perhaps you might post the questions and your answers. That way we have something to consider from which suitable and useful commentary might flow ?

2 months ago
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Determining wind in flight

[color=blue]and given we have paper in the exams as a back up it does help[/color] Oh, indeed. The man who says he has never forgotten how to do s...

2 months ago
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Flight computer calculations Fuel.

You appear to be on top of the calculation sequences. However, don't underrate the nav computer - its precision and accuracy is quite adequate f...

2 months ago
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Flight computer calculations Fuel.

Perhaps show us a few of the calculations and we can comment ?

2 months ago
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Determining wind in flight

Absolutely the case. We can run the sums in various ways, according to our idiosyncratic preferences - (a) use an electronic navigation calculat...

2 months ago
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remaining inside and outside of CTA or OCTA for ROC and ROD

Ravi, As was the case for me, in parallel. I well recall going into SU back in the 60s to enrol in medicine. Idly having a coffee in the Union,...

2 months ago
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remaining inside and outside of CTA or OCTA for ROC and ROD

[color=blue]If we are OCTA, then stay 500 below the lower limit of the control zone?[/color] Ravi, By all means, should you wish to do so. How...

2 months ago
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remaining inside and outside of CTA or OCTA for ROC and ROD

The published limits (unless there are multiple airspace regions with contiguous limits) are available for OCTA aircraft, whether below, as commonly u...

3 months ago
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CPL navigation

Again, I suggest, semantics. Really, it doesn't matter. Provided you observe the basic rule ("don't run out of gas"), I don't think that anyone is...

3 months ago
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CPL navigation

Ravi, Trust that the humid north is treating you well. (a) if it's in the MOS, it's fair game for the examiner. Having said that, what is like...

3 months ago
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Bravo loading system question 47 on the RPL untimed practice exam #3

First, the problem. Bravo is an AA-5A Cheetah. N/C aft limit is 92.5 inches. For the loading quoted, the CG is a bit outside the aft limit. ...

3 months ago
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