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Topic: Drone fiasco  (Read 5314 times)

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Re: Drone fiasco
« Reply #30 on: December 24, 2018, 12:21:16 AM »
I was thinking that you can't jam GPS at the airport because planes use it for everything. 

When I first heard this story, I thought it was a hoax and i am still only partially convinced.  I really think it could have been zero or one actual drones, and the rest pure hysteria.  People seeing birds, or even seeing drones in the sky because they really want to.  I won't make up my mind without more actual information, but I think hysteria is a real possibility.
Also not true! GPS is a good tool for initial alignment of an inertial system which is both far more accurate and impossible to jam since it is no longer reliant on externally provided information (after initial alignment that is).

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Re: Drone fiasco
« Reply #31 on: December 24, 2018, 12:26:30 AM »
The landing and takeoff systems used at airports don’t use GPS so that would not be a problem.
GPS guided approaches are becoming way more popular than the old standard ILS or VOR/DME thesedays. I think the principle is similar to VOR/DME but it requires no equipment on behalf of the airfield so there are way more airfields one can operate from as a result.  Radio nav aids like ILS and VOR/DME can also be blocked just as easily as GPS...

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Re: Drone fiasco
« Reply #32 on: December 24, 2018, 10:45:44 AM »
All right then, ill accept when Dave says GPS isn’t a thing at the airport, but I’m aware gps can be blocked or even spoofed.  Didn’t we see several military ships have some problems a year or so back that could have been the result of Russians messing with GPS?

Anyway, from the news this morning it looks more likely that I was right and there weren’t any drones after all.  Nan, I’m not sûre what the deal was with that video, or the damaged drone they found but apparently neither of those were proof either.  Like I every news story about drones, this is looking like a festival of nonsense from top to bottom.  Bunch of people with no clue proposing regulations that wouldn’t have made the slightest difference to an evil doer but would be a ton of hassle to innocent people.  The only regulation it turns out we actually need is against stupid people with over active imaginations. 




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Re: Drone fiasco
« Reply #33 on: December 24, 2018, 11:07:21 AM »
ORRRR, they haven't a snowball's chance in hell of finding who did it. So they are calming the general population by telling them it never happened at all. Since a fall-off in people wanting to fly would have a substantial negative impact on the economy, that's not terribly out of the realm of could-be. "Remain Calm. All is Well."

Taking a page from Trump, there...with a dose of forethought, unlike  the big "D".  ;)

Sixty witnesses, including police officers, say they saw it, and there are a few fuzzy videos (BBC aired one). So.... we may never know. Or not for like a dozen years until it leaks out, one way or the other, and makes like back page newspaper news. If that, then.

Kinda like you don't hear much about this one - https://www.bbc.co.uk/news/uk-england-essex-46540592
« Last Edit: December 24, 2018, 01:59:56 PM by Nan D. »


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Re: Drone fiasco
« Reply #34 on: December 24, 2018, 11:12:08 AM »
All right then, ill accept when Dave says GPS isn’t a thing at the airport, but I’m aware gps can be blocked or even spoofed.  Didn’t we see several military ships have some problems a year or so back that could have been the result of Russians messing with GPS?

Anyway, from the news this morning it looks more likely that I was right and there weren’t any drones after all.  Nan, I’m not sûre what the deal was with that video, or the damaged drone they found but apparently neither of those were proof either.  Like I every news story about drones, this is looking like a festival of nonsense from top to bottom.  Bunch of people with no clue proposing regulations that wouldn’t have made the slightest difference to an evil doer but would be a ton of hassle to innocent people.  The only regulation it turns out we actually need is against stupid people with over active imaginations. 




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Not sure about the ships but certainly plausible. GPS is used at airports to align other navigational systems. It is also increasingly used to fly precision approaches as it slowly replaces obsolete ILS systems.  Sorry, I could go on forever - navigation is one of my favourite areas.

I'm nit entirely sure how you stop drone incursions realistically. I mean look at the amount of airspace incursions from GA aircraft into Class A areas etc. Short of fitting all drones with a transponder, who knows? I do like some of these RF jammers though but they could be dangerous to 3rd party aircraft.

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