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Forum: Private Flying

3rd Dec 2017, 16:06

Replies: 17

Whizz wheel calculations for CAS

Views: 5,471

Posted By Genghis the Engineer

To really get back to basics mind you, drawing...

To really get back to basics mind you, drawing triangles of velocities would deliver that understanding far better than use of the good old flight computer.

G

Forum: Private Flying

1st Dec 2017, 11:10

Replies: 17

Whizz wheel calculations for CAS

Views: 5,471

Posted By Genghis the Engineer

Unless you have a radio failure or there just is...

Unless you have a radio failure or there just is nobody to operate the radio at a small strip.

You are identing a beacon

You want a really basic approach aid that requires minimal...

Forum: Private Flying

1st Dec 2017, 09:29

Replies: 17

Whizz wheel calculations for CAS

Views: 5,471

Posted By Genghis the Engineer

For the record DD instructed me for my...

For the record DD instructed me for my instructors course, so I can vouch for him being quite bright with a grasp of the technical aspects of aviation). Calibrated Airspeed (CAS), Corrected Airspeed...

Forum: Private Flying

1st Dec 2017, 07:11

Replies: 17

Whizz wheel calculations for CAS

Views: 5,471

Posted By Genghis the Engineer

TAS to CAS you use the whizz wheel. CAS to...

TAS to CAS you use the whizz wheel.

CAS to IAS, or the other way - yes, you need to use the corrections in the POH as these are type specific.

G

Forum: Private Flying

30th Nov 2017, 14:46

Replies: 17

Whizz wheel calculations for CAS

Views: 5,471

Posted By Genghis the Engineer

I must admit, I'd usually all of this with a...

I must admit, I'd usually all of this with a calculator and look-up table, but let's use the CRP-1 in my flight bag.

First G/S, you need to know your minimum groundspeed. That is

77*60/42 =...

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