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Search: Posts Made By: Mahatma Kote
Showing results 1 to 35 of 94
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Forum: Australia, New Zealand & the Pacific
20th Apr 2015, 10:22
Replies: 43
Views: 28,985
Posted By Mahatma Kote

There a huge difference for general passengers...

There a huge difference for general passengers between 3-3 and 2-4-2. But beyond that, the 738 has less seat room than the 330.

738 Cattle Class Figures: 17.2" width, 30" Pitch, 5" Recline
A330...
Forum: Australia, New Zealand & the Pacific
17th Apr 2015, 13:49
Replies: 43
Views: 28,985
Posted By Mahatma Kote

PER-SIN !

The have got to be joking!

The cancelled service was an A330 and in my opinion one of the best regional flights they did out of Perth.

I can survive an A320 (Jetstar) and even a 737 (Qantas)...
Forum: Australia, New Zealand & the Pacific
6th Apr 2015, 12:38
Replies: 148
Views: 64,069
Posted By Mahatma Kote

Qantas 747 out of Darwin 1974

Various sources report a single Qantas 747 flight carried 673 people on a flight out of Darwin in 1974.

Asides from the regulatory problems of overloading, is this the single biggest airlift in...
Forum: Australia, New Zealand & the Pacific
27th Mar 2015, 06:02
Replies: 174
Views: 39,023
Posted By Mahatma Kote

A number of economical solutions to faulty...

A number of economical solutions to faulty soggyware come to mind.

- Banning coffee for flight crew for the same periods alcohol is banned
- Shackles and diapers
- Tasers in the seats operated...
Forum: Rumours & News
26th Mar 2015, 06:07
Replies: 3,543
Views: 5,626,349
Posted By Mahatma Kote

Mobile Phone Coverage in flight

The problem is not at all lack of coverage but too much coverage - at least with GSM.

When you are at altitude you can see many base-stations within the 25km (or 50km with software mods) range of...
Forum: Rumours & News
18th Feb 2015, 03:53
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

"Your analogy does not hold for aviation."

It doesn't hold for software engineering either. And given that most modern aircraft systems are the product of software engineering it's a worry.

I've run dozens of young bright programmers who...
Forum: Rumours & News
9th Feb 2015, 11:41
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

That's not actually true in most circumstances....

That's not actually true in most circumstances. There have been experiments with highly specialised GPS receivers tracking L2 Phase for aircraft attitude purposes that worked well, however general...
Forum: Rumours & News
26th Jan 2015, 09:55
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

The wing to wing spar /body joint is the...

The wing to wing spar /body joint is the strongest part of the aircraft (often called the wing box). It has to lift the entire weight of the aircraft plus maneuvering forces of up to 6 times that...
Forum: Rumours & News
23rd Jan 2015, 10:05
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

You get excellent quality sound at 8 kHz sampling...

You get excellent quality sound at 8 kHz sampling (300 Hz to 3kHz, not 3.5 kHz). 8 kHz 8 bit uLaw or aLaw is the standard for landline telephones and as very reader knows that's more than acceptable...
Forum: Rumours & News
22nd Jan 2015, 03:42
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

That's only marginally true. The majority of data...

That's only marginally true. The majority of data in the transponder message comes from one of the ADIRU units which combine inertial sensors with GPS. In particular the altitude and geographical...
Forum: Rumours & News
5th Jan 2015, 08:29
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

AirAsia flight QZ8501: Debris found not...

AirAsia flight QZ8501: Debris found not sufficient to determine cause of crash...
Forum: Rumours & News
2nd Jan 2015, 06:23
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

That's not an altogether stupid idea. The only...

That's not an altogether stupid idea. The only problem is changes in apparent drag due to accumulated ice or water striking the surface in rain.

Back in my micrometeorolgy days I'd considered and...
Forum: Rumours & News
30th Dec 2014, 08:04
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

@airbubba O.K. Dropping the Chinese path: ...

@airbubba

O.K. Dropping the Chinese path:

"Strategic Aviation Solutions chairman Neil Hansford told Channel 9's Today...
Forum: Rumours & News
30th Dec 2014, 07:11
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

Racist and patently ill-informed comment from...

Racist and patently ill-informed comment from Australian 'expert' reported on New Straits Times

""Neil Hansford said that either the Indonesian captain or French first officer had plotted a...
Forum: Rumours & News
29th Dec 2014, 10:29
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

Technology Status?

I can buy an INS for $150 that has integrated GPS and three axis-accelerometer, gyro and magnetometer, along with barometer.

It knows its absolute position within centimetres and its attitude to...
Forum: Rumours & News
28th Dec 2014, 23:02
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

I've recently designed a GPS based vehicle...

I've recently designed a GPS based vehicle locator/safety system for railway use. It uses 3G, Data Radio, voice radio, and satellite interchangeably to report to the control centre and receive alarms...
Forum: Rumours & News
28th Dec 2014, 06:22
Replies: 3,923
Views: 4,484,194
Posted By Mahatma Kote

Assuming you recognise everything is going to...

Assuming you recognise everything is going to hell in a hand-basket, at reasonable altitude is the option of simply switching off the auto-pilot and any other automatic systems and stopping supplying...
Forum: Rumours & News
9th Sep 2014, 23:45
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

The two recorders stopped because of lack of...

The two recorders stopped because of lack of power, not because of other damage.

Power to the recorders comes via the Main Equipment Bay which is located below and behind the flight-deck. MEB...
Forum: Rumours & News
14th Aug 2014, 12:11
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

Blackbird69 said Simple pressure probably...

Blackbird69 said

Simple pressure probably won't cause complete structural failure - though there are quite a few accidents where differential pressure has caused an ultimate failure of the...
Forum: Rumours & News
10th Aug 2014, 12:23
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

More likely the NorthWest Plume of debris is...

More likely the NorthWest Plume of debris is light airborne debris from the impact location. The Eastern leg is more likely ballistic debris on or near the flight-path

Wind records at the time are...
Forum: Rumours & News
4th Aug 2014, 13:42
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

Actually, not true. modern missiles often use a...

Actually, not true. modern missiles often use a laser prox situated in the body of the missile well back from the nose seeker system - as is the warhead.
Forum: Rumours & News
1st Aug 2014, 01:47
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

Lightning in region

This archive shows lightning present in Central Ukraine, and in Eastern Ukraine shortly before MH17 passed over.
...
Forum: Rumours & News
31st Jul 2014, 01:47
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

Skin material?

What is the outer skin material and thickness on the cockpit area, and in particular is it different metal immediately around the windows and supporting the wipers?

I've noticed that some parts of...
Forum: Rumours & News
24th Jul 2014, 04:14
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

Re Paris Match article and diagram: It's a bit...

Re Paris Match article and diagram: It's a bit wrong.

The tail section was well separated from the main body of the aircraft. What is apparent also is that there was significant mid-air...
Forum: Rumours & News
21st Jul 2014, 06:17
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

Re Analysis of Photographs

It's notoriously difficult to determine if an explosion is internal or external based on a few photographs.

You can easily get impact damage on one part of an aircraft from an explosion on another...
Forum: Rumours & News
20th Jul 2014, 03:45
Replies: 1,644
Views: 2,238,683
Posted By Mahatma Kote

Chaff Hoax

The video referenced by the various social media is the second better resolution crash video. It shows long streamer like objects falling into the wreck site. By my estimate they are of the order of...
Forum: Rumours & News
10th Apr 2014, 01:41
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

Acoustic Doppler Shift

The reason the pinger detectors are looking for signals over an extended range of frequencies is because the speed of sound in water varies due to pressure changes with depth as well as salinity...
Forum: Rumours & News
8th Apr 2014, 08:16
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

Ocean swells in the Indian ocean well off the WA...

Ocean swells in the Indian ocean well off the WA coast are usually long period, tending towards 30 second peak-peak - perhaps 25 second typical.

They are usually generated by deep polar lows and...
Forum: Rumours & News
3rd Apr 2014, 09:30
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

To simplify it even further. Light travels...

To simplify it even further. Light travels roughly one foot per nanosecond.

One microsecond is 1000 nanoseconds.

One microsecond is ~ 1000 feet not 6,561,679 feet 9 31⁄64 inches (2000 km)
Forum: Rumours & News
29th Mar 2014, 10:22
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

On the surface it seems reasonable - somewhat...

On the surface it seems reasonable - somewhat like that decades ago fad for keyrings you could whistle up and have them beep back at you

Practically it would need quite a bit of power for a decent...
Forum: Rumours & News
28th Mar 2014, 07:11
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

Re: New Search Area - Map

That don't make no sense!

The new track (400 kts) is closer to Western Australia - as announced

The higher speed tracks terminate in the initial search area according to the map.

The new...
Forum: Rumours & News
27th Mar 2014, 11:11
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

There is no ice within a 1000 km of the search...

There is no ice within a 1000 km of the search area. At least not ice fragments.

The furthest north Ice I know of was a fairly recent solitary iceberg off the coast of New Zealand in an extremely...
Forum: Rumours & News
26th Mar 2014, 12:29
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

I work for the bad guys' defence teams. Drug...

I work for the bad guys' defence teams. Drug dealers, paedophiles etc. If I see a deletion tool in use I know they are up to no good.

I'm definitely no cop nor have I ever been. I just know what's...
Forum: Rumours & News
26th Mar 2014, 11:46
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

Google Earth and Google Maps do the same thing....

Google Earth and Google Maps do the same thing. Its a geospatial convention.
Forum: Rumours & News
26th Mar 2014, 09:41
Replies: 11,831
Views: 24,321,924
Posted By Mahatma Kote

Search Area Weather Prediction

Although they are just on the edge of the search zone these model predictions give some idea of probable weather changes affecting the search area.

Click on each image for better resolution.
...
Showing results 1 to 35 of 94
 
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