Search found 413 matches

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by shamrock137
Thu Sep 16, 2021 3:10 pm
Forum: Technical/Operations
Topic: In revenue service, could the DC-10 land without using reverse thrust?
Replies: 22
Views: 2335

Re: In revenue service, could the DC-10 land without using reverse thrust?

EMB-145 reversers are pretty nominal from a effectiveness standpoint, sort of some in extremis conditions (and I've stopped a -145 entirely with T/Rs.) I believe some European operators elected to take delivery without them (Swiss/CrossAir?) and the biggest issue was that EMB had determined most W&...

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by shamrock137
Mon Sep 13, 2021 5:59 pm
Forum: Technical/Operations
Topic: Reason [s] for strange routings?
Replies: 8
Views: 1524

Re: Reason [s] for strange routings?

GalaxyFlyer wrote:
A friend flies a bizjet NY area to EU, used to be frequently, Boss wanted 8 hours sleep on a 6 hour flight, solution was wander around Labrador.


Expensive way to get some sleep!!

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by shamrock137
Sun Aug 29, 2021 7:51 pm
Forum: Technical/Operations
Topic: Airplane Air Circulation Questions
Replies: 10
Views: 1676

Re: Airplane Air Circulation Questions

Forgive me if this has been discussed, which I am sure it has, but the A-Net search engine still sucks. My understanding is that cabin air is a mix of fresh air via the engines and recirculated cabin air through HEPA filters, correct? Any idea of approximate percentages for a 737NG when inflight? M...

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by shamrock137
Wed Aug 11, 2021 7:19 pm
Forum: Technical/Operations
Topic: A320 Wingtip strobes
Replies: 19
Views: 2393

Re: A320 Wingtip strobes

I forget which airline it was, USAir or America West, but after the merger, and before unified operating procedures, one airlines checklist had strobes to Auto for takeoff, and the others had strobes to ON. If you were really geeky, you could tell which crew was operating the aircraft by watching th...

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by shamrock137
Mon Jul 26, 2021 6:11 pm
Forum: Technical/Operations
Topic: Jetbridges
Replies: 6
Views: 1508

Re: Jetbridges

For diversions stairs will often do, along with a remote stand. Often the limiting factor is the availability of a pushback bar for that aircraft type. Towbar is a good point. The other limiting factor can be wingtip and tail clearance. At mid size airports, the gates might not be sized to handle a...

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by shamrock137
Tue Jul 13, 2021 11:28 am
Forum: Technical/Operations
Topic: Post retirement…options
Replies: 22
Views: 3906

Re: Post retirement…options

Location is Mumbai west coast of India What sort of salary/job level are you looking for? Do you want to keep working full time in a professional role with a high salary or are you thinking something part time with a lower salary, just to keep busy? I don't know what the general aviation market is ...

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by shamrock137
Tue Jul 13, 2021 11:18 am
Forum: Technical/Operations
Topic: Flight Deck Temperature Comfort
Replies: 19
Views: 3654

Re: Flight Deck Temperature Comfort

The 737 does a fine job in both hot and cold climates. Oddly some aircraft are way better at it than others. Interesting, as a passenger some of my most uncomfortable flights in regards to cabin temp on the ground have been in the 737. The 739 specifically seems to have a hard time cooling off on a...

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by shamrock137
Thu Jun 17, 2021 12:17 pm
Forum: Technical/Operations
Topic: APU Usage
Replies: 18
Views: 3454

Re: APU Usage

One thing is airline policy, but in this neck of the woods the pressing issue is actually airport restrictions. At my home airport, CPH, the restrictions are 5 minutes after on-block and 5 minutes before expected off-block. ..... https://www.cph.dk/48da29/globalassets/8.-om-cph/stoj-trafik-og-miljo...

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by shamrock137
Tue Jun 15, 2021 10:29 pm
Forum: Technical/Operations
Topic: APU Usage
Replies: 18
Views: 3454

Re: APU Usage

Yes, ideally while at the gate the aircraft should be hooked up to ground power and air. Normally the APU is started sometime before departure, it depends on the airlines procedures or the aircraft type, but generally within 15 min. There are also situations where the ground air is not strong enough...

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by shamrock137
Sat May 22, 2021 5:39 pm
Forum: Civil Aviation
Topic: JetBlue Officially Launching LHR/LGW
Replies: 286
Views: 55416

Re: JetBlue Officially Launching LHR/LGW

I realize that people now have personal devices and all that but with the DirectTV be operational with the hop over the ocean? Or does B6 have entertainment stored on servers for watching if there's technical issues? As of now they are advertising broadcasting live the following channels: CNN Inter...

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by shamrock137
Sat May 22, 2021 5:15 pm
Forum: Technical/Operations
Topic: All about containers
Replies: 9
Views: 3439

Re: All about containers

Lots of questions, I'll do my best. A couple phrases to help you in searching for more info. They are called Unit Load Devices (ULD) and they come in many shapes and sizes. The most common is the LD3, this is used by most widebodies adn the shorter versions are used in narrowbodies. Sometimes they'r...

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by shamrock137
Thu May 06, 2021 3:59 pm
Forum: Civil Aviation
Topic: Avelo Airlines To Create HVN Base
Replies: 248
Views: 43649

Re: Avelo Airlines To Create HVN Base

Polot wrote:
Favre4 wrote:
EX - DELTA BIRDS

Would make sense. DL optioned them for take off performance so they would work well out of HVN.


What type of options were available to boost the performance on the -700?

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by shamrock137
Thu May 06, 2021 12:32 pm
Forum: Civil Aviation
Topic: Question about the A320 family Sharklets
Replies: 11
Views: 2096

Re: Qjuestion about the A320 family Sharklets

G'day guys Since retrofitting sharklets on the A32x seemed to be a trend when announced, I'm surprised to see there are still many planes of the family flying without them. Was it a cost-related thing or was there a technical issue with those frames? Cheers! This thread from The Tech/Ops forum has ...

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by shamrock137
Wed May 05, 2021 4:27 pm
Forum: Technical/Operations
Topic: Mid-life Career Change
Replies: 20
Views: 3167

Re: Mid-life Career Change

Previously had a class I with no issues, just let it lapse to a class III due to not needing it. Already have a PPL so I'm pretty much only considering the fully blown programs of knocking out all ratings in the shortest amount of time. ATP flight school, CAE, flight school, etc. I did the mom and ...

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by shamrock137
Mon May 03, 2021 9:14 pm
Forum: Civil Aviation
Topic: Air Cargo (non-Amazon/DHL) Thread - 2021
Replies: 2044
Views: 304988

Re: Air Cargo (non-Amazon/DHL) Thread - 2021

Most of the new additions (BA, EI, TUI) are all auto-parts related charters (BMW has a very large manufacturing plant in Spartanburg). Many of the normal water/land-based shipping routes for auto-parts have been disrupted with COVID, and hence, there is an abnormally large amount of auto-parts, wid...

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by shamrock137
Mon May 03, 2021 8:36 pm
Forum: Civil Aviation
Topic: Air Cargo (non-Amazon/DHL) Thread - 2021
Replies: 2044
Views: 304988

Re: Air Cargo (non-Amazon/DHL) Thread - 2021

Hopefully this is the right thread, what's the draw for intl cargo into GSP? Saw 2 EI 330's and a GTI 774 yesterday, and a BA 777 today? Rumor is the EI and BA flights were for cargo. Most of the new additions (BA, EI, TUI) are all auto-parts related charters (BMW has a very large manufacturing pla...

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by shamrock137
Mon May 03, 2021 6:54 pm
Forum: Civil Aviation
Topic: Air Cargo (non-Amazon/DHL) Thread - 2021
Replies: 2044
Views: 304988

Re: Air Cargo (non-Amazon/DHL) Thread - 2021

Hopefully this is the right thread, what's the draw for intl cargo into GSP? Saw 2 EI 330's and a GTI 774 yesterday, and a BA 777 today? Rumor is the EI and BA flights were for cargo.

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by shamrock137
Sun May 02, 2021 6:38 pm
Forum: Technical/Operations
Topic: Brakes and brake fans
Replies: 16
Views: 4305

Re: Brakes and brake fans

Does anyone know if a brake fan ops check is required after a tire change? I would think that an extra maintenance step would add up during the thousands of tire changes during the life of an aircraft. Yep, and they are deactivated before a tire change. That's on the 320 anyway. The ops check takes...

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by shamrock137
Thu Apr 15, 2021 5:42 pm
Forum: Civil Aviation
Topic: Denver Air Connection wins EAS away from Skywest for PIR and ATY
Replies: 98
Views: 10948

Re: Denver Air Connection wins EAS away from Skywest for PIR and ATY

4B seems to be quite often snubbed due to poor reliability and crew shortages, especially in colder areas. They've lost quite a few contracts in northern states due to airport authorities complaining (TVF and JST come to mind) that the PC-12s are unreliable and their anti-ice systems are pretty poo...

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by shamrock137
Wed Apr 14, 2021 12:09 am
Forum: Technical/Operations
Topic: Commuting Logistics for Airport Employees
Replies: 22
Views: 4304

Re: Commuting Logistics for Airport Employees

Where I work, most staff park at a garage owned and operated by our dear airport authority, and take employee shuttle buses. Fun catch to that is the garage is on the opposite side of a lift bridge that tanker ships pass under. More than a few delays have occurred because staff are stuck on the bus...

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by shamrock137
Tue Apr 13, 2021 6:14 pm
Forum: Technical/Operations
Topic: YouTube Video - Late Throttle Override. Any further information?
Replies: 26
Views: 3904

Re: YouTube Video - Late Throttle Override. Any further information?

Its a training flight. I guess you could say it was a little exaggerated on the throttle inputs, but its the job of the instructor to sometimes let the student go further with their mistakes then they would if it was a revenue flight with passengers. This series on EasyJet provides a little more con...

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by shamrock137
Tue Apr 06, 2021 11:03 pm
Forum: Civil Aviation
Topic: jetBlue's London In flight service details
Replies: 79
Views: 12837

Re: jetBlue's London In flight service details

Looks great. I’m mostly excited about the WiFi as I hope this leads to other carriers following suit and thus becoming the norm. It’s yet to happen domestically though. I can’t see this working to well, the capability is still being built up. JetBlue uses ground based internet in the USA, across th...

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by shamrock137
Mon Mar 29, 2021 9:17 pm
Forum: Technical/Operations
Topic: Cessna 208B and Cessna 402 Useable Space Questions
Replies: 1
Views: 987

Re: Cessna 208B and Cessna 402 Useable Space Questions

The Caravan will be able to take more cargo. It's a bigger aircraft that's limited to 9 seats by FAR Part 23 I believe. In other countries they take 13 passengers. Cargo also depends on your market. The type of cargo being sent to ACK is very different then some being sent to the Alaskan back countr...

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by shamrock137
Sun Feb 14, 2021 8:18 pm
Forum: Technical/Operations
Topic: Powering systems inside a hangar
Replies: 14
Views: 1962

Re: Powering systems inside a hangar

Thank you! You answered another question I had in my head but assumed was obvious - that they wouldn't run the APU or engines indoors. You're welcome! Besides the noise and exhaust fumes, most hangars have a foam fire suppression system. These are usually activated by smoke beams, or infrared heat ...

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by shamrock137
Sun Feb 14, 2021 7:54 pm
Forum: Technical/Operations
Topic: Powering systems inside a hangar
Replies: 14
Views: 1962

Re: Powering systems inside a hangar

Hi there, Is it possible to power certain systems like interior lights/inflight entertainment without needing an APU or ground power unit? Is that something you *can* do safely inside a hangar or does that not happen indoors? Hello and welcome! For aircraft power, there are 2 main sources, onboard ...

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by shamrock137
Tue Feb 02, 2021 11:58 am
Forum: Civil Aviation
Topic: JFK Ops during winter storm (Feb 2021)
Replies: 13
Views: 3780

Re: JFK Ops during winter storm

(Hello, a newbie here: non-pilot, but av enthusiast. Long-time lurker.) Tonight (approx 2200 Mon to midnight EST) I noticed that the only ops at JFK were occasional cargo departures. I believe the airport has been closed today for all commercial ops. My humble, curious questions: 1. Why only these ...

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by shamrock137
Mon Feb 01, 2021 6:20 pm
Forum: Technical/Operations
Topic: Why did Airbus switch to winglets so late in the A320
Replies: 53
Views: 8076

Re: Why did Airbus switch to winglets so late in the A320

Much different from the 737 which didn't require much to add the winglets on. That's not true. 737NGs required just as extensive modifications. The difference is that Boeing started incorporating the modifications into the production line early on. Some early 737NGs, particularly at SAS, never rece...

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by shamrock137
Mon Feb 01, 2021 2:00 am
Forum: Technical/Operations
Topic: Why did Airbus switch to winglets so late in the A320
Replies: 53
Views: 8076

Re: Why did Airbus switch to winglets so late in the A320

Also there were modifications that had to be made to the structure of the A320 wing to accommodate winglets, and it can only be applied after a certain LN (1200 IIRC). Exactly, if I recall correctly, there were quite a few airlines who initially commented they would be installing the "sharklet...

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by shamrock137
Thu Jan 21, 2021 2:23 pm
Forum: Technical/Operations
Topic: Why was N106US the a320 involved in the hudson river ditching never repaired?
Replies: 30
Views: 5230

Re: Why was N106US the a320 involved in the hudson river ditching never repaired?

Interesting pictures. What was the cause of the starboard forward door being damaged? I think it was either one of the ferry boats pushing the fuselage or during the recovery of the aircraft. Videos and the NTSB report show and state the R1 door and slide were successfully used and deployed for the...

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by shamrock137
Thu Jan 21, 2021 1:30 pm
Forum: Technical/Operations
Topic: How long does it take a 777 to dump fuel to reach maximum landing weight?
Replies: 11
Views: 2538

Re: How long does it take a 777 to dump fuel to reach maximum landing weight?

While certainly you want that medical emergency on the ground ASAP, this should be weighed against the additional threats of an overweight landing. Normally there isn't any damage but it isn't really about the risk of damaging the aircraft. Threats would be high brake temperatures, which can lead t...

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by shamrock137
Wed Jan 20, 2021 11:46 pm
Forum: Technical/Operations
Topic: How long does it take a 777 to dump fuel to reach maximum landing weight?
Replies: 11
Views: 2538

Re: How long does it take a 777 to dump fuel to reach maximum landing weight?

Currently, there's an ANA 77W squawking 7700 and flying circles over lake Michigan, presumibly dumping fuel before it can land. But seemingly it has been doing that for the past hour or so, and if it's a medical emergency on board, I'm afraid it might already be too late for that. Does it really ta...

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by shamrock137
Tue Jan 19, 2021 7:28 pm
Forum: Technical/Operations
Topic: Why are preflight walk-arounds done by pilots and not ground personnel?
Replies: 38
Views: 4845

Re: Why are preflight walk-arounds done by pilots and not ground personnel?

Can confirm that ground personnel do complete a walkaround of the aircraft when it arrives and before it departs. You're looking for anything obvious - damage, leaks, FOD, etc. Definitely want to visually check the path before you push an aircraft back and remove all those nasty luggage zippers and...

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by shamrock137
Sun Dec 20, 2020 12:20 pm
Forum: Technical/Operations
Topic: Questions on how to become a pilot and training
Replies: 128
Views: 3315

Re: Спасательная служба или работа в органах власти страны в качестве пилота

And what about the work schedule? Are there any differences in government structures from civil aviation? There are differences in the schedule, however its not civil vs government, its really more driven by the type of flying you're doing. Plus, in the US at least, these type of jobs aren't always...

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by shamrock137
Wed Nov 04, 2020 4:18 pm
Forum: Technical/Operations
Topic: How do follow me vehicles avoid running into planes or getting affected by their jet blast on taxiways in very low vis?
Replies: 12
Views: 1928

Re: How do follow me vehicles avoid running into planes or getting affected by their jet blast on taxiways in very low v

Overall its really up to the driver to know where you can and cant go. One thing I was told is to treat it like you are always approaching a railroad crossing that doesn't have working lights or bars. Stop at the points where you are supposed to stop, check for a plane crossing, and go if its clear....

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by shamrock137
Tue Nov 03, 2020 12:51 pm
Forum: Technical/Operations
Topic: 737 MAX “Re-Commissioning”
Replies: 3
Views: 1687

Re: 737 MAX “Re-Commissioning”

There are companies that specialize in aircraft storage, its a very busy business at the moment due to the number of airlines parking aircraft due to the COVID-19 slowdown in air travel. Yes parts wear out, but there are different types of storage, and these companies follow the procedures of the ai...

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by shamrock137
Tue Nov 03, 2020 12:33 pm
Forum: Technical/Operations
Topic: The Most Underutilized Airports Relative to Capacity
Replies: 12
Views: 2475

Re: The Most Underutilized Airports Relative to Capacity

St. Helena, HLE maybe? I thought about HLE as well, but I wouldn't say its under utilized. Its pretty much doing what it was designed for, providing an air link for a small island population. Now if it has been built with a massive runway and a terminal with 15 gates, yeah that would be building fo...

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by shamrock137
Sun Nov 01, 2020 10:24 pm
Forum: Technical/Operations
Topic: Question about ground personnel
Replies: 18
Views: 1876

Re: Question about ground personnel

Do ground personnel have interchangeable roles or do they strictly have one job? For example, do air marshallers ever handle cargo or plug in GPUs to aircraft? If marshaling aircraft is the only job that an aircraft marshaller does, and if so, doesn't it mean that majority of his day is spent doing...

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by shamrock137
Sun Nov 01, 2020 8:35 pm
Forum: Technical/Operations
Topic: Why did HUDs come to airliners so late?
Replies: 46
Views: 7361

Re: Why did HUDs come to airliners so late?

They maybe standard also on the A220 and some Ejets. No, its an option on the A220. DL and B6 are not having the HUD's fitted which is interesting considering B6 has dual HUD's on the E190's. Is the 787 the first airliner to have a HUD for both captain and FO? The large ERJ's, 170, 175, 190 etc hav...

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by shamrock137
Sun Nov 01, 2020 8:17 pm
Forum: Technical/Operations
Topic: The Most Underutilized Airports Relative to Capacity
Replies: 12
Views: 2475

Re: The Most Underutilized Airports Relative to Capacity

CVG, MEM, CLE, PIT, STL, MCI come to mind. YMX also? All of those had a hub carrier that went through a merger leading to the dehubbing of the airport. Take a look at the former hubs of TWA, US, HP, NW, most had a hub that post merger were either too close, or not in the operating plan for the new ...

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by shamrock137
Sun Nov 01, 2020 7:39 pm
Forum: Technical/Operations
Topic: Question about ground personnel
Replies: 18
Views: 1876

Re: Question about ground personnel

Do ground personnel have interchangeable roles or do they strictly have one job? For example, do air marshallers ever handle cargo or plug in GPUs to aircraft? If marshaling aircraft is the only job that an aircraft marshaller does, and if so, doesn't it mean that majority of his day is spent doing...

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by shamrock137
Tue Oct 27, 2020 5:45 pm
Forum: Technical/Operations
Topic: Why do NFL teams charter large wide body planes?
Replies: 9
Views: 2355

Re: Why do NFL teams charter large wide body planes?

That explains this seating chart for Atlas Air's 747's. I believe two of the 747's in their fleet operate in this VIP configuration. https://www.atlasair.com/passenger-services/our-passenger-fleet/ Interesting to compare to the NBA or NHL. I know a few NHL teams that were using the Swift Air 734 in...

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by shamrock137
Mon Oct 26, 2020 12:19 pm
Forum: Technical/Operations
Topic: Why do NFL teams charter large wide body planes?
Replies: 9
Views: 2355

Re: Why do NFL teams charter large wide body planes?

I know NFL teams travel with a lot of personnel and cargo, but do they actually come close to maxing out a plane as big as a 747 in terms of payload? Even with the players spaced out for leg room, there is still a lot of capacity left in an aircraft that large, correct? I could see a 767 or a 787 g...

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by shamrock137
Mon Oct 26, 2020 11:21 am
Forum: Technical/Operations
Topic: Hardstand gates as an advantage?
Replies: 30
Views: 3915

Re: Hardstand gates as an advantage?

hongkongflyer wrote:
It is the law and regulations make it too risky/ costly to board at the remote stand in USA.


I don't think there are any laws or regulations in the US that prohibit or restrict hardstands more than any other country.

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by shamrock137
Mon Oct 05, 2020 2:43 pm
Forum: Technical/Operations
Topic: In your airline, do you start the APU upon landing?
Replies: 23
Views: 4505

Re: In your airline, do you start the APU upon landing?

Also the the port for external air is seemingly very close to the engines, is it safe to connect the air hose to it's place when the engines are running(sure you can shutoff the engine directly behind it, but in a narrow body ground crew would still have to get pretty close to the other one)? And i...

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by shamrock137
Wed Sep 30, 2020 12:16 pm
Forum: Technical/Operations
Topic: During the crew shifts in long haul flights, how long does it take?
Replies: 25
Views: 4606

Re: During the crew shifts in long haul flights, how long does it take?

Until we were able to eliminate the practice with contract improvements our crew rest ‘facilities’ on the 757 consisted of an emergency exit row in coach, no curtain, just three seats in the main cabin, amongst screaming babies and everyone Unless there was a FC seat available, bad deal, many of us...

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by shamrock137
Mon Sep 28, 2020 11:38 am
Forum: Technical/Operations
Topic: How much non-voice(text) communication with the ATC is performed
Replies: 6
Views: 2376

Re: How much non-voice(text) communication with the ATC is performed

N737ER wrote:
En-Route ATC, and limited in what we can do with CPDLC, but it boils down to 3 things at the moment:


Which country are you in?

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by shamrock137
Mon Jul 27, 2020 1:32 am
Forum: Technical/Operations
Topic: Cabin Air Recirculation Filters against Covid-19? (ATA 21)
Replies: 46
Views: 5913

Re: Cabin Air Recirculation Filters against Covid-19? (ATA 21)

Interesting policy from United . It sounds like instead of connecting ground air, theyll be running the packs during boarding and deplaning. Not really sure how this would help though... Instead of bringing in 100% outside air through the external air cart and PC air connection, they'll recirculate ...

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by shamrock137
Thu Jul 23, 2020 6:56 pm
Forum: Technical/Operations
Topic: History of weather radar on commercial airliners
Replies: 19
Views: 3480

Re: History of weather radar on commercial airliners

Weather radar “sees” rain and measures rainfall rates and gradients, not turbulence. A weather radar is useless without rainfall. One of the newest tricks is using aircraft position to aid in the radar processing to normalize strength of storms. In AF447 case, storms over water in the tropics don’t...

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by shamrock137
Wed Jul 22, 2020 8:52 pm
Forum: Technical/Operations
Topic: Emergency oxygen cylinders European airlines
Replies: 14
Views: 2890

Re: Emergency oxygen cylinders European airlines

The portable oxygen concentrators seem to be relatively prevalent these days. I see many people with them among my travels but have not seen one on an aircraft. I know the manufacturers claim them to be airline acceptable but I have not seen nor heard of anyone using one on a commercial airline. Wh...

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