Search found 1072 matches

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by Dehowie
Sun Feb 09, 2020 7:59 pm
Forum: Civil Aviation
Topic: Qantas 787-9 VH-ZND QF10 LHR-PER Tailstrike on takeoff LHR
Replies: 36
Views: 12990

Re: Qantas 787-9 VH-ZND QF10 LHR-PER Tailstrike on takeoff LHR

There is a bulletin out for the 787 on false rail strike indications...
Seems another false indication...

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by Dehowie
Thu Aug 08, 2019 8:29 am
Forum: Aviation Photography
Topic: Anyone have/used the EOS R & RP?
Replies: 26
Views: 13015

Re: Anyone have/used the EOS R & RP?

Karl, I know 3 guys who switched all are back with Canon. Now ll where 1Dx MK2 shooters so the comparisons where against one of the best action cameras ever released if not the best. Adaptors are poor even when working well do not rely on one to get the best from a great lens on a SOny body even if ...

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by Dehowie
Tue Jul 11, 2017 2:11 pm
Forum: Aviation Photography
Topic: Canon EF 24-70 f/2.8L II worth it? Plus grey fringing issue on high megapixel bodies...
Replies: 11
Views: 1900

Re: Canon EF 24-70 f/2.8L II worth it? Plus grey fringing issue on high megapixel bodies...

G'day Karl, If you want the best 24-70 range lens just get the 24-79/2.8II. Its blusteringly sharp. Has some distortion but easily corrected. Its resolution is stunning. These images are used by ANA i took in calenders which are roughly 1meter across and look brilliant in orint. No negatives other t...

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by Dehowie
Fri Oct 14, 2016 6:46 am
Forum: Aviation Photography
Topic: Spotting at ANC
Replies: 7
Views: 2453

Re: Spotting at ANC

ANC is simply the best photography location in the world today. The combination of huge numbers of heavy freighters, floatplanes and classics like the DC-6 mean it has everything and the best light you will have ever seen. Grab a hire car and just drive around there is good access all the way around...

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by Dehowie
Sun Sep 25, 2016 6:13 am
Forum: Aviation Photography
Topic: Canon EF 100-400 IS II &Tamron 150-600C Which is better
Replies: 19
Views: 3123

Re: Canon EF 100-400 IS II &Tamron 150-600C Which is better

All the testing conducted on resolutions etc show the Canon is clearly superior from 100-400 and "equivalent" when using a converter out to 560. So buying the 100-400II gets you far superior IQ from 100-400 plus equivalent or better from 400-560 than the tamron. Plus the Af respnse and acc...

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by Dehowie
Tue Aug 09, 2016 1:45 pm
Forum: Civil Aviation
Topic: EK521 TRV-DXB (777-300 A6-EMW) crash landing in DXB
Replies: 735
Views: 172787

Re: EK521 TRV-DXB (777-300 A6-EMW) crash landing in DXB

Nice post cougar however it couldn't happen in an Airbus the same way as you engage goaround mode by "pushing the thrust lever to the TOGA detention". No tapping buttons..the only way to go around is to push them up to TOGA they don't move by themselves. In short it could not happen in an ...

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by Dehowie
Tue Aug 09, 2016 1:31 pm
Forum: Civil Aviation
Topic: The case for a 787-8 re-launch by Boeing
Replies: 168
Views: 36438

Re: The case for a 787-8 re-launch by Boeing

Pretty funny to read some of the posts about people sprooking how brilliant the 788 is. Unfortunately the reality for the early adopters is the aircraft has and continues to be ridiculously unreliable. Four of fourteen broken down with two grounded for over 48 hours on one day only a few weeks ago. ...

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by Dehowie
Sun May 01, 2016 4:26 am
Forum: Aviation Photography
Topic: Photo Theft Solution
Replies: 23
Views: 4531

RE: Photo Theft Solution

Thanks for the info Tim going to be chasing this up!

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by Dehowie
Mon Apr 25, 2016 12:03 am
Forum: Technical/Operations
Topic: Fuel Burn Of Quad Vs Twin
Replies: 132
Views: 16176

RE: Fuel Burn Of Quad Vs Twin

As the 330 is a mid range aircraft and the 340 a long range one they where designed to compliment not compete. Rather than comparing figures between those aircraft the 777 and the 340 would of been a better comparison. The thing which killed the 340 was the relaxation in the Etops requirements. The ...

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by Dehowie
Sun Apr 24, 2016 1:55 pm
Forum: Technical/Operations
Topic: Fuel Burn Of Quad Vs Twin
Replies: 132
Views: 16176

RE: Fuel Burn Of Quad Vs Twin

For all this talk about just how awesome the A340 is something has been missed. There are over 300 A330's still on back order yet A340 production finished 5 years ago. I think those figures alone indicate the relative merits of the individual aircraft. Most airlines have withdrawn the 340 yet the A3...

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by Dehowie
Thu Jan 14, 2016 5:55 am
Forum: Aviation Photography
Topic: Cockpit Camera Settings
Replies: 22
Views: 6706

RE: Cockpit Camera Settings

Multi exposure bracket when shooting <acronym title="Louis Trichardt (LCD / FALO / FALT), South Africa">LCD</acronym> or CRT aircraft or if you expose for outside you will get black screens which make the aircraft look lifeless. Even better shoot at dusk in a single frame. <a href="Http://www.vortex...

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by Dehowie
Thu Jan 14, 2016 5:45 am
Forum: Aviation Photography
Topic: Emirates 216 Departing 25L South Runway LAX
Replies: 13
Views: 5502

RE: Emirates 216 Departing 25L South Runway LAX

Other operators use 25L as well.
Qantas and Lufthansa for instance.
Performance requirement first followed be departure tracking as a backup.
Most Captains would be requesting the longest runway available if your up near a runway limit.

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by Dehowie
Mon Nov 23, 2015 4:30 am
Forum: Aviation Photography
Topic: Macbook Pro Sharpening.
Replies: 15
Views: 5191

RE: Macbook Pro Sharpening.

Just to add some detail my comparison was on a 2010 IMac at 2580 side by side against the new 2015 Retina running at 2580 Hidpi. If your running a new IMac an excellent post on the way Apple had to tweak the display to allow for the still many low res viewing websites still out there. <a href="http:...

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by Dehowie
Mon Nov 23, 2015 2:29 am
Forum: Aviation Photography
Topic: Macbook Pro Sharpening.
Replies: 15
Views: 5191

RE: Macbook Pro Sharpening.

Hey Spencer I mentioned this on your <acronym title="Fine Air (USA)">FB</acronym> page but think it got lost. Because of the greater pixels per cm sq if you view your edited shot at 200% in <acronym title="Ukraine International Airlines">PS</acronym> it will look very very close to how it will look ...

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by Dehowie
Sun Nov 08, 2015 3:42 am
Forum: Aviation Photography
Topic: Green Streaks On Image
Replies: 7
Views: 3805

RE: Green Streaks On Image

That type of reflection is normally associated with very bright light sources bouncing off the sensor back onto the rear element of the lens then back to the sensory again showing as above. Its avoided generally by using the latter designed lenses with anti reflective coatings on the rear element to...

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by Dehowie
Mon Oct 19, 2015 12:47 am
Forum: Aviation Photography
Topic: Never Ending Debate: Canon Vs Nikon
Replies: 35
Views: 4875

RE: Never Ending Debate: Canon Vs Nikon

The 550D is pretty old now and double that because it's apsc means it's low light and hi ISO performance will be poor by modern standards. A switch to full frame on either brand would reap rewards immediately. The 14-24 was always a magnet at Nikon but gladly Canon knocked it off its perch with the ...

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by Dehowie
Mon Oct 19, 2015 12:38 am
Forum: Aviation Photography
Topic: Canon 50D File Size
Replies: 10
Views: 3856

RE: Canon 50D File Size

You may have the jpg files set to a lower quality in the camera settings.
I think the standard on opening a new camera is 8 or 9 which reduces jpgs quite a lot.
Go through camera settings to see what it is..set quality to 10.

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by Dehowie
Fri Mar 20, 2015 5:42 am
Forum: Aviation Photography
Topic: Eos 1DX New Firmware/more Blue Sky Banding
Replies: 5
Views: 5623

RE: Eos 1DX New Firmware/more Blue Sky Banding

Hi Mark,
Not a problem here?
Are you shooting JPEG by any chance?
The Canon styles is the only way I would know to do that in JPEG...

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by Dehowie
Sun Feb 22, 2015 1:33 pm
Forum: Aviation Photography
Topic: Canon Announces 50.6 Megapixel, EOS 5DS
Replies: 21
Views: 5656

RE: Canon Announces 50.6 Megapixel, EOS 5DS

The 5Ds from the test photogs is reported to have an extra 2 stops DR at low ISO.
Hence the low cap on Max ISO.
Sounds like its tailored for landscape etc like the D800 etc.

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by Dehowie
Sun Feb 22, 2015 1:29 pm
Forum: Aviation Photography
Topic: GoPro 4 & Cockpit Night Filming
Replies: 1
Views: 4390

RE: GoPro 4 & Cockpit Night Filming

I have not used a 4 but I have the three and it is considerably better than the 2.
I can only imagine the 4 would be better again and give you quite decent footage.

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by Dehowie
Sun Feb 22, 2015 1:27 pm
Forum: Aviation Photography
Topic: A350 Stunt Formation Video
Replies: 5
Views: 4007

RE: A350 Stunt Formation Video

There was no "stunt" involved in the highly planned and very well executed by very experienced highly trained crews. Any knowledge of the dynamics of wake turbulence would tell you how little riskt there was of aircraft operating like this. Do you honestly think the most highly trained pilots in the...

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by Dehowie
Sat Jan 31, 2015 6:26 am
Forum: Technical/Operations
Topic: AirAsia Crash: Climb Rate Question
Replies: 19
Views: 4187

RE: AirAsia Crash: Climb Rate Question

The highest <acronym title="Rochester - Greater Rochester International (Monroe County) (ROC / KROC), USA - New York">ROC</acronym> i have seen on the A-320 at high level was around 7000'/minute around the 30000' mark. However that was transitioning into a decent Jetstream and in that scenario you m...

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by Dehowie
Fri Jan 02, 2015 10:56 am
Forum: Aviation Photography
Topic: Cockpit Videography And Photography Using GoPro.
Replies: 1
Views: 4742

RE: Cockpit Videography And Photography Using GoPro.

Easy if you use pro tune to dial in some exposure comp you will be fine.
-1 to -1.5 stops works well i have found.

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by Dehowie
Wed Dec 31, 2014 7:06 am
Forum: Civil Aviation
Topic: Air Asia QZ8501 SUB To SIN Crash - Part 5
Replies: 249
Views: 70595

RE: Air Asia QZ8501 SUB To SIN Crash - Part 5

Good points Russ, I think any inputs pilots make onto forums frequently get lost in the barrage of statements by people with no knowledge, little knowledge of real flying. Flying flight sim 2004 or X-plane gives you a view of about 5% of a real pilots job. Yet many because they can take off or land ...

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by Dehowie
Wed Dec 31, 2014 4:00 am
Forum: Civil Aviation
Topic: Air Asia QZ8501 SUB To SIN Crash - Part 5
Replies: 249
Views: 70595

RE: Air Asia QZ8501 SUB To SIN Crash - Part 5

Just to add some more information to give a bit more background. Firstly communications throughout Indonesia are problematic in some large areas. <acronym title="Solomon Airlines">IE</acronym>..in some areas you still have little to no VHF comms due to repeaters creating a large howl blocking out co...

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by Dehowie
Wed Dec 31, 2014 3:49 am
Forum: Civil Aviation
Topic: Air Asia QZ8501 SUB To SIN Crash - Part 5
Replies: 249
Views: 70595

RE: Air Asia QZ8501 SUB To SIN Crash - Part 5

Yes at FL320 you could break it off the indicated speed can still be quite high.
The AA 300 break was not at high speed being after take off wake encounter.

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by Dehowie
Wed Dec 31, 2014 3:32 am
Forum: Civil Aviation
Topic: Air Asia QZ8501 SUB To SIN Crash - Part 5
Replies: 249
Views: 70595

RE: Air Asia QZ8501 SUB To SIN Crash - Part 5

You can definitely break the tail off a 320 by over use of the rudder. However the manufacturers since the <acronym title="American Airlines (USA)">AA</acronym> debacle have been extremely vigorous with warnings and airlines in training to reinforce the obvious.it wasnt a few quick inputs they where...

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by Dehowie
Wed Dec 31, 2014 12:44 am
Forum: Civil Aviation
Topic: Air Asia QZ8501 SUB To SIN Crash - Part 5
Replies: 249
Views: 70595

RE: Air Asia QZ8501 SUB To SIN Crash - Part 5

Ok to add some realism to this discussion on storms from someone who has operated through this area frequently for the last ten years. Firstly you do not get supercells similar to what you see say around the US or Australia Tropical storms have different driving mechanisms and simply are different t...

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by Dehowie
Mon Dec 29, 2014 12:14 pm
Forum: Aviation Photography
Topic: Planespotting At Night
Replies: 9
Views: 8211

RE: Planespotting At Night

<table border="0" align="CENTER" width="95%" class="quote"><tr><td><font size="2" face="ARIAL, Helvetica, Geneva" color="#9A9DA0">Quoting <a href="/profile/GunnarInLA" class="quote" target="_blank">GunnarInLA</a> (<a href="#6" class="quote">Reply 6</a>):<br/><i>"...How do i take photos of moving air...

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by Dehowie
Tue Dec 23, 2014 6:31 am
Forum: Aviation Photography
Topic: Canon 100-400 Good & Bad News
Replies: 10
Views: 6595

RE: Canon 100-400 Good & Bad News

Some brilliant shots showing the performance with the 1.4.

http://www.fredmiranda.com/forum/topic/1337242?b=2

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by Dehowie
Mon Dec 22, 2014 2:39 am
Forum: Aviation Photography
Topic: Canon 100-400 Good & Bad News
Replies: 10
Views: 6595

RE: Canon 100-400 Good & Bad News

given the majority of Canon's line up is specifically targeted at action work like sports and wildlife they already have the highest DR in the ISO range at 800 or greater. If Nikon want to get a foothold back in the journalism/sports stakes they have to improve there Hi ISO DR. On the 100-400 from r...

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by Dehowie
Sun Dec 21, 2014 1:42 am
Forum: Aviation Photography
Topic: Laptop LED Screen Calibration
Replies: 8
Views: 5026

RE: Laptop LED Screen Calibration

Data Olof Spyder screen calibration units are fabulous.
Particularly for work going to be published as what you will see is what you will get.
Cannot recommend them highly enough.
Also great service and backup.
A super tool.

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by Dehowie
Sun Dec 21, 2014 1:39 am
Forum: Aviation Photography
Topic: Canon 100-400 Good & Bad News
Replies: 10
Views: 6595

RE: Canon 100-400 Good & Bad News

Another report. The most outstanding thing seems to be its wide open performance looks excellent. In a similar vein to the rest of the version 2 lenses none need any stepping down for quality. With the rumoured 50Mp sensor around the corner early next year at least the camera will be able to use the...

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by Dehowie
Sat Dec 20, 2014 1:42 am
Forum: Aviation Photography
Topic: Canon 100-400 Good & Bad News
Replies: 10
Views: 6595

RE: Canon 100-400 Good & Bad News

Seems a thorough review which Roger has not done yet finds it is better in every respect. <a href="http://www.photozone.de/canon_eos_ff/896-canon100400f4556is2?start=2" target="_blank">http://www.photozone.de/canon_eos_ff/896-canon100400f4556is2?start=2</a> The corner performance is particularly bet...

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by Dehowie
Fri Dec 05, 2014 1:46 am
Forum: Aviation Photography
Topic: Anyone Got Their Hands On A Canon 7D Mark II Yet?
Replies: 21
Views: 9073

RE: Anyone Got Their Hands On A Canon 7D Mark II Yet?

I think it's pretty important to understand that the garbage DXO turn out in terms of reviews is simply that. Testing a camera in one plane and ignoring 95% of the imaging solution and rating cameras solely on that 5% is just that.,garbage reviewing. Until they broaden there testing to include value...

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by Dehowie
Fri Nov 28, 2014 7:52 am
Forum: Aviation Photography
Topic: Anyone Got Their Hands On A Canon 7D Mark II Yet?
Replies: 21
Views: 9073

RE: Anyone Got Their Hands On A Canon 7D Mark II Yet?

There are plenty of excellent images up at Fred Miranda's in the Canon forum. <a href="http://m8.i.pbase.com/o9/56/958156/1/158266948.RyNpSWTP.GadwallKruibeke1011141200px.jpg" target="_blank">http://m8.i.pbase.com/o9/56/958156/1...TP.GadwallKruibeke1011141200px.jpg</a> <a href="http://www.fredmirand...

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by Dehowie
Wed Nov 12, 2014 3:07 am
Forum: Aviation Photography
Topic: At Long Last ...
Replies: 36
Views: 5819

RE: At Long Last ...

The only disappointing bit of this lens is the move away from push pull. The biggest advantage was when zooming at long lengths your hand was always in the correct position to support the lens. Twisting moves your hand out of the correct support position making low shutter speed work more difficult ...

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by Dehowie
Mon Sep 22, 2014 1:34 pm
Forum: Aviation Photography
Topic: Rumor: Sigma Will Also Announce 150-600
Replies: 14
Views: 5945

RE: Rumor: Sigma Will Also Announce 150-600

Quick question Colon what is disappointing in the 7DMk2? The best <acronym title="Air France">AF</acronym> ever seen in a non pro body and the most cross sensors ever in any body..10FPS.,The biggest buffer i have ever heard of..magnesium body..weather sealed. What exactly where you expecting a 1Dx f...

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by Dehowie
Mon Sep 22, 2014 1:28 pm
Forum: Aviation Photography
Topic: Canon Announces The 7DII
Replies: 22
Views: 5210

RE: Canon Announces The 7DII

Bruce vignetting is a fact of life on full frame bodies. In fact it is so normal <acronym title="Lacsa (Costa Rica)">LR</acronym> eyc have vignetting removal as part of normal workflow. In some eyes vignetting is an attractive feature seen for many years in film and slide photography. Crop sensors n...

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by Dehowie
Tue Sep 16, 2014 1:53 pm
Forum: Aviation Photography
Topic: Canon Announces The 7DII
Replies: 22
Views: 5210

RE: Canon Announces The 7DII

For those who want DR shoot Magic Lanterns dual ISO which gives better results than the Sony. The 7DMk2 has 10 fps..64 cross sensors..a buffer that is huge...ie 100 jpgs or 31Raws..F8 <acronym title="Air France">AF</acronym> and from the shots i have seen great <acronym title="Augsburg Airways (Germ...

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by Dehowie
Mon May 26, 2014 8:38 am
Forum: Aviation Photography
Topic: Crosswind Takeoffs At Sydney Yssy
Replies: 4
Views: 3046

RE: Crosswind Takeoffs At Sydney Yssy

Nice video with some good action but definitely not a fan of the 2.5x speed up.
That Etihad 346 is loose.

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by Dehowie
Thu Apr 03, 2014 5:17 am
Forum: Aviation Photography
Topic: Night Ramp Shots - How They Are Made
Replies: 21
Views: 4071

RE: Night Ramp Shots - How They Are Made

Mmm i wouldn't exactly say a 2 minute exposure with no movement is exactly pushing the boundaries of technical or situational challenge Royal.. Try timing an exposure to get taxi and turn off lights on but prior to the aircraft moving. Normally that occurs after taxi clearance and hopefully prior to...

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by Dehowie
Sat Mar 08, 2014 3:21 am
Forum: Civil Aviation
Topic: MH370 Malaysia Airlines B772 Missing Enroute KUL-PEK Part 1
Replies: 235
Views: 228090

MH370 Malaysia Airlines B772 Missing Enroute KUL-PEK Part 1

Having flown over the Gulf if Thailand many times no doubt it will turn up soon. The Gulf is full of thousands and i mean thousands of fishing boats. Enough that you coukd almost mistake the water for a star filled sky. The weather in my experience is generally fairly benign this time of year with t...

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by Dehowie
Sun Feb 09, 2014 1:49 pm
Forum: Aviation Photography
Topic: Anyone Gone Spotting On The Honeymoon?
Replies: 17
Views: 4145

RE: Anyone Gone Spotting On The Honeymoon?

We sure did.. One of mine, <a href="http://www.vortexaviationphotography.com/Civil-Aviation-Photography/St-Maarten-2011/i-g9Rv76G/A" title=""/><a href="http://www.vortexaviationphotography.com/Civil-Aviation-Photography/St-Maarten-2011/i-g9Rv76G/3/L/bigklm744JP-L.jpg" target="_blank"><img src="http:...

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by Dehowie
Fri Jan 17, 2014 9:16 am
Forum: Civil Aviation
Topic: Smoke On JAL 787?
Replies: 116
Views: 29250

RE: Smoke On JAL 787?

<table border="0" align="CENTER" width="95%" class="quote"><tr><td><font size="2" face="ARIAL, Helvetica, Geneva" color="#9A9DA0">Quoting <a href="/profile/XT6Wagon" class="quote" target="_blank">XT6Wagon</a> (<a href="#108" class="quote">Reply 108</a>):<br/><i/></font></td></tr></table><table borde...

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by Dehowie
Mon Dec 23, 2013 11:07 pm
Forum: Civil Aviation
Topic: Incident: BA 747 Wing Smacks Into Building
Replies: 214
Views: 105897

RE: Incident: BA 747 Wing Smacks Into Building

God tell me that taxiway design wasnt an accident waiting to happen.
I think there will be plenty of blame to share around on this one to more than just the obvious..

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by Dehowie
Mon Dec 23, 2013 10:54 pm
Forum: Civil Aviation
Topic: Incident- SQ 777 Eats Luggage Container
Replies: 69
Views: 38575

RE: Incident- SQ 777 Eats Luggage Container

Sorry but the pilots have quite a share of the blame..as always. Ground equipment clearance lines on bays clearly show where equipment is permitted to be. By definition the container had to be on the wrong side of the line or it would not of been vacumed up. In short the crew didnt ensure the bay wa...

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by Dehowie
Sat Nov 30, 2013 4:07 am
Forum: Civil Aviation
Topic: 787s/748s With GE Engines To Avoid Thunderstorms
Replies: 51
Views: 29288

RE: 787s/748s With GE Engines To Avoid Thunderstorms

Unlike other aircraft engine icing issues the GenX is DAMAGED by ingestion in the compressor. And it is rolling back in the CRUISE. Completely different from say the CF-6 <acronym title="Avialeasing Aviation Co. (Uzbekistan)">AD</acronym> which was caused by ice being blown through the engine at an ...

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by Dehowie
Mon Sep 09, 2013 10:21 pm
Forum: Aviation Photography
Topic: It's Official: The D7100 Destroys The 70D
Replies: 59
Views: 10482

RE: It's Official: The D7100 Destroys The 70D

Mmm not many black lenses here..lol.. <a href="http://www.nytimes.com/slideshow/2013/09/09/sports/tennis/US-Open-Womens-Final.html?ref=tennis&_r=0" target="_blank">http://www.nytimes.com/slideshow/201...-Womens-Final.html?ref=tennis&_r=0</a> Guess that DR advantage doesnt mean much compared ...

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