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-   -   Virgin 747 under escort to Canada (https://www.pprune.org/rumours-news/177195-virgin-747-under-escort-canada.html)

surely not 4th Jun 2005 16:56

BYOD do Airbus make their own transponders then or is another company responsible for them?

Carnage Matey! 4th Jun 2005 16:56


Presently Squaking 6503. Change to 7207. Wind first no to 7 then last no to 7 via in decreasing nos 32107.
Anyone seen a modern cockpit with a wind up transponder lately? I think numeric keypads are the order of the day these days.

Wing Commander Fowler 4th Jun 2005 17:31

Carnage Matey - plenty of clockwork Xponders about in modern cockpits I can assure you!

Loose rivets 4th Jun 2005 17:41

I always went to SBY before rolling the numbers, but is there not an n-second delay anyway before it kicks in ?

ia1166 4th Jun 2005 18:26

What happened to page 2? a lot of censoring going on here. Have to say i would have thought the ssr was digital as it is on most buses. Interesting was the fact that before the crew had even checked into their hotel, pprune members had already blamed them for it.
Any real airline pilots here who turn it to sby between changes? I don't. Do any of you guys have any real info or is this thread full of crop dusters.

Moe Syzlak 4th Jun 2005 18:40

If its a VS 340-600 which it usually is on this trip, then the IFF has a digital keypad-NO requirement to go to stby. The -300 has rotary selectors. Now will you stop speculating?

6_DoF 4th Jun 2005 21:01

Cockpit security lies with those in command. Airlines have not spent millions on upgrading cockpit security for nothing. We all know procedures so stick to them!

Wing Commander Fowler 4th Jun 2005 22:40

Moe -

If its a VS 340-600 which it usually is on this trip, then the IFF has a digital keypad-NO requirement to go to stby
I don't know why I can be bothered with this but - It doesn't have to be keypad to negate the requirement for going to Standby........

Carnage Matey! 5th Jun 2005 00:45

WCF - There may be many rotary transponders out there but most Airbus standard fit transponders feature numeric keypad inputs. In the event of a failure to input a standard four number code they revert to the previously entered squawk. There is no chance they could squawk the relevant code by chance selection of wheels.

ia1166 5th Jun 2005 02:44

Well it was bound to happen. Putting one wrong number in by mistake. How many times has it happened before 9/11 and been corrected with a call from atc and an apology from the crew.
No need to lynch the crew guys, it could happen to anyone if they're tired or distracted.
Maybe a time to review the software to require double entry of the hijack code.
Whoever the crew was i'm feeling for you guys. Hope Virgin see it for what it is.

Ignition Override 5th Jun 2005 05:20

All the US needs is another Security Department to screw up things even more, with another link in the chain of command .:rolleyes:

Whe a King Air turboprop with the governor of Kentucky was on approach months ago into Wash. National, the crew flew according to their assigned clearances, but a fighter jet was sent to intercept because of a transponder fault. Apparently, ATC never asked the crew about their squawk, or that anything was causing concern. But then, with the US media as the source of most external (outside the company) aviation news, we often get little in the way of balanced reporting-never mind the controversies "overseas". Politics takes a front seat (only the "correct" politics), instead of information about an overall situation.

rigpiggy 5th Jun 2005 14:33

They have a section in Groundschool wrt unlawful interference, and signals to be used I will not go into them here as they are supposed to be held with strictest confidence by aircrews. rest assured if they got it on the ground, they are most likely aircrew.

ia1166 5th Jun 2005 15:43

erm,,, sorry but what are you talking about? Codes that are in strictest confidence? if they got in on the ground they are aircrew?

Willit Run 5th Jun 2005 16:50

ia1166,
I think what riggypiggy(cool name) was trying to say; is that they have procedures in their airline that are supposed to be kept as secure as possible to prevent folks with notso good intentions from knowing their secure procedures.
Also, quote him properly, he said "they are most likely aircrew".
Anyone can fly a plane once its in the air, but getting it on the ground where its supposed to be takes a bit of skill that only qualified personel can do. I sincerly doubt any of the hijackers on 9-11 were able to land a plane with any amount of accuracy.

I worked for a carrier that had some A300's , that originally belonged to a dunnunda carrier, and they had a super secret switch located down by the flight bag for HI-Jack squawks. Well, as luck would have it, no one at our company knew about these little switchs, and a check airman inadvertantly activated this little switch. well, had this not happened prior to 9-11, things could have been nasty.

Ignition Override 5th Jun 2005 19:03

It is very unlikely that any F-16/F-15 pilots are "trigger happy".
At least one of them has a wife who is a pilot with a US airline and others work for airlines as their main career or are possibly furloughed (thousands of US pilots were laid off after 9/11, and only a small fraction have been recalled-I know more than a few who worked full-time as military Instructor Pilots, or flew transports, fighters, various patrol planes etc). Their families sometimes travel on airlines, and they follow certain classified procedures. Might we assume that they have no desire to endanger civilians unnecessarily? One need not be a member of Mensa (the very high IQ society) to realize this.

Some misunderstandings may exist among many young civilian pilots, mostly among those whose knowledge of the military comes from gossip, entertainment television and Hollywood movies ('Rambo', 'Predator', 'Top Gun').

GotTheTshirt 5th Jun 2005 20:23

Latest EU transponder regs will not allow the hi-jack code to be cancelled from the cockpit regardless of subsequent selections

Random Electron 5th Jun 2005 21:26

GotTheTshirt, are you sure about that?

That's news to me, and I suspect most other readers of this forum.

SilsoeSid 6th Jun 2005 02:35

Random,

Perhaps along the lines of this article;

"More recently, a TSA-inspired Notice of Proposed Rule Making (NPRM) sought to create a rule requiring about 200,000 private airplanes to use a special anti-hijacking transponder – that is, one with a special button the crew could press should someone on board attempt to take over the flight deck.
Once activated, the transponder would squawk the international hijack code and could not be turned off or powered down by a cockpit circuit breaker."

Source

Regards
SS

Flying Fluffer 7th Jun 2005 22:17

would not like to enter US airspace sqawking 7500

BEagle 8th Jun 2005 08:36

A dangerous over-reliance on technology, I fear? Such as happened when the Iranian airbus was downed and when the 2 Blackhawks in Iraq were mis-identified as Hinds before being shot down by the USAF?

As for ANG pilots not being trigger happy, I wouldn't count on it. My personal experience of a few Guard units in Turkey showed disturbingly that some of them did indeed have very itchy fingers. Not the old hands, but the younger ones whose day job was probably as an airline co-pilot. "They're like kids let out of school" as someone else put it.


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