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Search: Posts Made By: Dimitris
Showing results 1 to 35 of 39
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Forum: Rumours & News
16th Nov 2013, 18:09
Replies: 319
Views: 126,367
Posted By Dimitris

This is what I was told when I was in school

Lets say engine reliability = 0.99
2 engine: 0.99^2 = 0.9801
4 engine: 0.99^4 = 0.9605

i.e. 4 engine is less reliable in engine terms than a 2 engine. Thats how it has been since forever. What...
Forum: Rumours & News
14th Oct 2013, 14:31
Replies: 152
Views: 71,917
Posted By Dimitris

SLF-Flyer and Fenland, maybe add to the list of...

SLF-Flyer and Fenland,
maybe add to the list of problems the fact that 'planes' are referred to as 'products'?

Can someone older than me remember when manufacturers started making 'products'...
Forum: Spectators Balcony (Spotters Corner)
17th Sep 2013, 18:31
Replies: 14
Views: 4,211
Posted By Dimitris

An honest question

In 'touch and go' cases, are there landing fees of any short charged?

It wouldn't be unreasonable if they were, right? Most of the stress on the runway is on touchdown and braking I guess (??)
...
Forum: Tech Log
28th Aug 2013, 14:38
Replies: 14
Views: 2,948
Posted By Dimitris

Heater Supplier and part numbers

Hartzell Aerospace - Products - Air and Surface Heaters (http://www.hartzellaerospace.com/heaters.html)
www.hartzellaerospace.com/EF_PMA_List_web.xls ...
Forum: Questions
25th Aug 2013, 20:51
Replies: 136
Views: 22,676
Posted By Dimitris

There is a lot of mention on the Hudson ditching....

There is a lot of mention on the Hudson ditching.

Didn't the automation onboard made the ditching easier? I'm not talking about the 'ditch switch' but the alpha protection.

Wouldn't the...
Forum: Questions
23rd Aug 2013, 18:09
Replies: 136
Views: 22,676
Posted By Dimitris

MG23, What your previous answer says is that...

MG23,

What your previous answer says is that ATC will still be relevant in a pilotless plane. It will also solve the 'using standard aviation English in RT' problem. No more problems with accents,...
Forum: Tech Log
17th Jul 2013, 15:05
Replies: 8
Views: 2,028
Posted By Dimitris

ELT Operating temperature range

ELT datasheet linked to the ethiopian fire has operating temperature range of -20 to +55, how long will it operate for if the fire is close to it?
Forum: Rumours & News
31st May 2013, 16:23
Replies: 992
Views: 1,010,742
Posted By Dimitris

Maybe CCTV?

Maybe CCTV?
Forum: Rumours & News
27th May 2013, 17:42
Replies: 992
Views: 1,010,742
Posted By Dimitris

Have there been instances that a pilot has spoted...

Have there been instances that a pilot has spoted an open or 'unlatched' cowl? What happens in that case? Ground crew is called to take care of it or the pilot actually closes the cowl/latch and up...
Forum: Rumours & News
24th May 2013, 18:05
Replies: 992
Views: 1,010,742
Posted By Dimitris

Some questions!!

Can someone provide factual information on what is in general the SOP (if it varies) or manufacturer recommendation on an 'engine cowl release' while in flight? Does the engine have to shut down as...
Forum: Accidents and Close Calls
3rd May 2013, 19:19
Replies: 752
Views: 607,472
Posted By Dimitris

to Machaca

see my post 348 above on wood pallets.

You realize that if for whatever reason a wood pallet is loose and the vehicle supports its weight the straps in each direction have to support (roughly)...
Forum: Accidents and Close Calls
3rd May 2013, 18:35
Replies: 752
Views: 607,472
Posted By Dimitris

on post 320 by hval on the loaded vehicles...

on post 320 by hval on the loaded vehicles picture: Anyone knows why there are wood boards under the front axle of the vehicle? (there seem also to be mid vehicle and to the back axle).

Is the...
Forum: Military Aviation
26th Apr 2013, 21:24
Replies: 45
Views: 14,530
Posted By Dimitris

Thanks guys. The yaw vane in the nose is just...

Thanks guys. The yaw vane in the nose is just visual aid?!?! Are there some short of calibration lines in the canopy? Does it feed the HUD? It must feed something in the cockpit, no?

Now for the...
Forum: Military Aviation
26th Apr 2013, 20:49
Replies: 45
Views: 14,530
Posted By Dimitris

Great, thanks. That's for hovering (only?). The...

Great, thanks. That's for hovering (only?). The dials moving when the second jet is landing is due to jet wash on that instrument? I read somewhere that it serves even as visual aid without need to...
Forum: Military Aviation
26th Apr 2013, 20:20
Replies: 45
Views: 14,530
Posted By Dimitris

Around 4:15 when the second Harrier is landing...

Around 4:15 when the second Harrier is landing there are 2 dials that jump randomly in the cockpit. Is that AoA or the small flapped instrument that seems moving in the front of the canopy?

(whats...
Forum: Tech Log
8th Feb 2013, 04:01
Replies: 40
Views: 13,031
Posted By Dimitris

'carbon' and 'metalic mesh'

'carbon' conducts electricity, but 'carbon' in planes is in reality 'carbon fiber reinforced plastic' i.e. the binding material is non conductive, the fibers are, in total its not good conductor....
Forum: ATC Issues
22nd Sep 2011, 11:57
Replies: 23
Views: 11,710
Posted By Dimitris

TO: 'His dudeness'

Hey Dude!!!

If you 'dude' are a pilot, its perfectly clear why the Thomson landed on a taxiway. Papsos is 200nm away from the closest Greek airport, and twice that from Athens.

If you don't...
Forum: Tech Log
16th Aug 2011, 16:57
Replies: 3,435
Views: 1,668,547
Posted By Dimitris

feedback with sidestick

What about having a screen or even better a small portion on the HUD (they are introduced slowly) that shows a rectangule divided in 4 quadrants with a dot showing where the stick position is. Add a...
Forum: Tech Log
1st Jun 2011, 13:44
Replies: 3,435
Views: 1,668,547
Posted By Dimitris

AoA at less than 60knots

Guys maybe a stupid question:

How does the computer know that airspeed is less than 60knots so as to sound off the stall alarm if the airspeed is unreliable?

What if the plane is stalled at...
Forum: Military Aviation
29th May 2011, 17:26
Replies: 84
Views: 21,440
Posted By Dimitris

:confused:

Its asked above but is the Apache designed to operate from ships? And I mean corrosion protection. I doubt it has high percentage of composites like newer platforms (Tiger maybe?).
Forum: Rotorheads
4th May 2011, 00:32
Replies: 80
Views: 40,384
Posted By Dimitris

Question guys I'm not a pilot, but show in some 'forums'...

guys I'm not a pilot, but show in some 'forums' that it might have been a decoy to convince Pakistani people that their government really didn't know. Sounds far fetched to be but I'm not flying...
Forum: Military Aviation
24th Mar 2011, 00:04
Replies: 86
Views: 26,035
Posted By Dimitris

You've probably seen these also

http://www.youtube.com/watch?v=_PF8A11AWTY
http://www.youtube.com/watch?v=jnzzgOQvjD8&feature=related
Forum: Military Aviation
22nd Mar 2011, 21:51
Replies: 23
Views: 10,252
Posted By Dimitris

First link on google: Commercial: ...

First link on google:

Commercial:
http://www.fluid-transfer.co.uk/downloads/ft_razer.pdf
Flow rates matched to aircraft fuelling rate and capacity
Deck hose - to 1500 lpm
Reel hose -...
Forum: Military Aviation
22nd Mar 2011, 21:29
Replies: 1,209
Views: 302,601
Posted By Dimitris

Its a war no?

What the locals should have done was to give the pilot a bottle of water and when hear a chopper/V22 run the hell away.
The V22 was in CSAR mission and not picking sunk yacht survivors from the sea.
Forum: Tech Log
3rd Mar 2011, 11:34
Replies: 36
Views: 9,311
Posted By Dimitris

Angry Basics!!

The problem is that the guy that started the post doesn't understand what a great circle is, he can 'use' the 'RNAV' sure, in the same way I (not a pilot) can 'use' the autopilot to 'fly' a plane.
...
Forum: Tech Log
2nd Mar 2011, 14:47
Replies: 36
Views: 9,311
Posted By Dimitris

Dude... forget drawing lines, imagine a plane...

Dude... forget drawing lines, imagine a plane that passes from the 2 points and the center of the earth. There is only one such plane (3 points define a plane). The section of that plane with the...
Forum: Tech Log
1st Mar 2011, 19:36
Replies: 36
Views: 9,311
Posted By Dimitris

wiki

Great circle - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Great_circle)

A great circle, also known as a Riemannian circle (http://en.wikipedia.org/wiki/Riemannian_circle), of a...
Forum: Tech Log
11th Feb 2011, 07:47
Replies: 187
Views: 38,251
Posted By Dimitris

Spectrum analyser on audio?!?

@mike-wsm (http://www.pprune.org/members/328420-mike-wsm)

How can he do spectrum analysis on recorded audio of the noise? VHF is in the MHz, audio capture in the kHz. If its RF noise he should...
Forum: Tech Log
20th Oct 2010, 18:03
Replies: 54
Views: 16,583
Posted By Dimitris

Lightbulb Even if its a conspiracy and they did all those...

Even if its a conspiracy and they did all those that you suggest Rulph, why would they fly it at +100-150knts in a way that 'no pilot could'?
So that its SO obvious that the planes were modified and...
Forum: Tech Log
28th Jun 2010, 19:13
Replies: 120
Views: 33,040
Posted By Dimitris

Not pilot but: 1. The Moon-Earth's two-body...

Not pilot but:

1. The Moon-Earth's two-body system center is below the surface of the Earth (I don't argue the tides explanation, but the barycenter is below the surface of the earth)
2. A force...
Forum: Tech Log
4th Mar 2010, 18:55
Replies: 45
Views: 10,138
Posted By Dimitris

Thumbs up I do now.. just googled it...

I do now.. just googled it...
Forum: Rumours & News
4th Mar 2010, 13:45
Replies: 296
Views: 61,269
Posted By Dimitris

Question Why suspend only the ATCO?

If they are suspending the ATCO, why not suspend the pilots of JetBlue that flowed the instructions ('cleared for takeoff') knowing that it was not the ATCO speaking. If this is an 'incident' that...
Forum: Tech Log
3rd Mar 2010, 18:40
Replies: 8
Views: 3,165
Posted By Dimitris

Maybe so that they don't scratch the paint. On...

Maybe so that they don't scratch the paint. On tekeoff the don't care about the paint :}
Forum: Tech Log
15th Oct 2009, 12:13
Replies: 23
Views: 5,786
Posted By Dimitris

@mudacacke hmmm.... 1600km/h is ~400m/s, if...

@mudacacke
hmmm.... 1600km/h is ~400m/s, if what you say holds, then someone that jumps from a 1.5m wall to the ground stays in the air for ~0.5s, which means that the ground has moved by 200m in...
Forum: Passengers & SLF (Self Loading Freight)
9th Sep 2009, 12:18
Replies: 52
Views: 6,462
Posted By Dimitris

Isn't aviation 'public transport'?

Well... isn't aviation public transport?!?!?! As much as the privately owned trains in the UK with government built infrastructure.. no???:ugh::ugh:

300 people in a plane is mass transport in my...
Showing results 1 to 35 of 39
 
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