PPRuNe Forums - View Single Post - ADS-B + Subsidy - It's on the table - Submn's close 31 Oct
Old 14th Aug 2007, 05:16
  #15 (permalink)  
Scurvy.D.Dog
I'm in one of those moods
 
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... it didn't take long for him to arc up!

If there are no plans to charge VFR, why are they being provided with a “free” ADS-B unit.
… so IFR (including RPT) can see them with or without a third party … It is accurate, AND (if you read the dam’d document/s) where third party services are required, ADS-B ground stations are low cost, (replacing multi-million dollar radars), which makes future surveillance roll-out much easier to afford FOR THE INDUSTRY!
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WHY VFR ADS-B?
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…. VFR have to be equipped to remove the need for existing SSR radar …..pretty basic!
We all know that even the most modern ADS-B equipped Boeing and Airbus airline aircraft use TCAS, not ADS-B for displaying nearby aircraft – of course, TCAS works with any standard mode C or mode S transponder.
… it is also not very accurate in azimuth and therefore will only ever be a last-line-defence …. Read the dam’d document/s Dick, and stop regurgitating the crap fed to you by the band of three!
TCAS is good enough for airline aircraft to be given traffic information by, why does Airservices want a more expensive ADS-B unit,
… who says ADS-B is more expensive than TCAS?
which transmits the call sign of the aircraft back to the Airservices computer and this will only happen in about 10% of Australia at low levels?
…. 10% (I doubt it) ....weren't you just ranting about E-tag type issues?? .. make your mind up!
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The ‘current’ situation (Status-quo)
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VFR (in or out of ‘radar’ surveillance and/or known via VHF transmissions)
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- In CTA – Callsign known - receiving an ATC Service – No charge (unless associated with a towered airport landing)
- In E – Callsign known or unknown – No service - No charge (unless entering CTA associated with a towered airport landing)
- OCTA (F or G) – Callsign known or unknown – No serviceNo charge
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IFR no change!
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… you argument does not hold unless you expect
a good little earner for air traffic controllers and Airservices Australia – and the Government
to occur in the status quo situation also! … do you think that? ……get real!
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.. once IFR (Regional RPT particularly) have ADS-B ‘in’ … the opportunity to reduce third party intervention (OCTA) becomes a reality … why would you not want that?
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- is it because your expensive, half baked class E becomes even less relevant? ... or;
- is it that the removal of the cost of expensive SSR makes the class E V's C ministerial 'radar' directive even less effective in forcing class E through a CBA?
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… E tag …. Goodness me Dick
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… what’s your real issue here … that others in industry formulated this? ….that you didn’t come up with the proposal yourself? … BAZAAR!
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“… nice little earner for Air Traffic Controllers” … …… your prejudicial anti-ATC slant is shining through again!
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SM4 .. sorry, doubled up on yours a bit
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