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Forum: Tech Log

5th Feb 2020, 17:46

Replies: 44

Cruise altitude for electric airplanes.

Views: 11,898

Posted By macpacheco

I expect the first generation of electric...

I expect the first generation of electric transport aircraft to be optimized for turboprop like speeds and similar cruising altitudes.
Such aircraft should be a little bit on the heavy side, so they...

Forum: ATC Issues

8th Feb 2018, 04:19

Replies: 24

Descent clearance?

Views: 12,475

Posted By macpacheco

US phraseology is: Bugsplasher 123, descent and...

US phraseology is:
Bugsplasher 123, descent and maintain FLxxx = Start your descent promptly and follow minimum vertical speeds for your aircraft kind (500 fpm for piston, 1000fpm for jets)....

Forum: The Pacific: General Aviation & Questions

9th Feb 2014, 22:40

Replies: 97

WAAS in Australia

Views: 25,520

Posted By macpacheco

Wait until dual frequence GNSS is widespread

The big limitation about SBAS today (WAAS, MSAS, EGNOS) is the iono grid.
You need lots of reference stations to calculate a precise enough iono grid.
That's why there are no LPV approaches in...

Forum: Tech Log

15th Jun 2012, 01:01

Replies: 50

Is WAAS Accuracy Superior To ILS?

Views: 12,782

Posted By macpacheco

WAAS is more accurate than ILS at the outter marker

WAAS is easily more accurate than ILS at the outter marker.
Even at CAT I DH its still more accurate than ILS.
However after the DH, ILS becomes more accurate than WAAS.
But that's concerning...

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