Search found 1482 matches

by dl757md
Mon Jan 24, 2005 9:19 am
Forum: Technical/Operations
Topic: Engine Pylon Construction
Replies: 6
Views: 15244

RE: Engine Pylon Construction

Structurally, pylons are very complicated. I'm not an expert on them but here is a general description of how a pylon works. There are forged attach fittings that attach to the front spar and underside of the wing. A complicated box built up from sheet metal and more forgings is fastened to the fitt...

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by dl757md
Mon Jan 24, 2005 8:39 am
Forum: Technical/Operations
Topic: Stall Fences - MEL Items?
Replies: 15
Views: 3887

RE: Stall Fences - MEL Items?

<i>I know that a 747-400 can depart with one winglet and I'm pretty certain a 737NG can too. There is a picture in the a.net database of a 737NG with one winglet.</i> I can't speak about the 747-400 or the 737NG with winglets as <acronym title="Delta Air Lines (USA)">DL</acronym> doesn't fly either,...

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by dl757md
Mon Jan 24, 2005 8:20 am
Forum: Technical/Operations
Topic: Personnel In Cockpit During Towing
Replies: 9
Views: 4591

RE: Personnel In Cockpit During Towing

Welcome to the forum Avionic Mech. Glad to have another mechanic in the forum. I find it interesting that the policy at your company is to tow the A/C into the hangar with APU running. At <acronym title="Delta Air Lines (USA)">DL</acronym> we have to shut them down before entering the hangar as the ...

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by dl757md
Sat Jan 15, 2005 7:56 am
Forum: Technical/Operations
Topic: Knob Ahead Of B744 Control Column
Replies: 5
Views: 2144

RE: Knob Ahead Of B744 Control Column

Is that what the pilots use to taxi

Uhh...negative Ghostrider.

The tiller is located directly outboard of the control yokes directly underneath the number 1/number 2 window pillar on either side of the cockpit.

Dl757Md

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by dl757md
Sat Jan 15, 2005 7:08 am
Forum: Technical/Operations
Topic: Corny Questions About Wright Flyer
Replies: 24
Views: 2338

RE: Corny Questions About Wright Flyer

<i>So technically it was a hang glider, or ultralight?</i> Uhh No. Never minding that these categories didn't exist until some 70-80 years after the first flight of the Wright Flyer, the Wright Flyer weighed 605 lbs. The FAA weight limit for an ultralight is 254 lbs. A hang glider is just that....a ...

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by dl757md
Sat Jan 15, 2005 6:40 am
Forum: Technical/Operations
Topic: Hydraulic Pumps In Aircraft
Replies: 46
Views: 26127

Hydraulic Pumps In Aircraft

I don't know about gerotor pump use on Airbus. I can't recall the pump but I've seen the gerotor used as a step-up or 1st stage pump for a main or 2nd stage piston pump. I did a quick google search and found this site<a href="http://www.gmc.ulaval.ca/cours/17931/Fphd/SectAWht/Pumps.pdf" target=_blan...

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by dl757md
Sat Jan 15, 2005 5:05 am
Forum: Technical/Operations
Topic: Hydraulic Pumps In Aircraft
Replies: 46
Views: 26127

Hydraulic Pumps In Aircraft

<b>Santosh</b> I understand now. Yes most if not all hydraulic pumps on aircraft positively displace fluid by means of a gear, gerotor,or piston. I'm trying to think if I've ever come across a vane type hydraulic pump in aviation but I'm coming up blank. Perhaps large older piston aircraft or <acron...

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by dl757md
Sat Jan 15, 2005 12:59 am
Forum: Technical/Operations
Topic: Hydraulic Pumps In Aircraft
Replies: 46
Views: 26127

Hydraulic Pumps In Aircraft

A couple of other manufacturer's are Abex and Sundstrand. What exactly is your definition of a hydrostatic pump? A hydrostatic SYSTEM or transmission is defined as closed circuit tankless or resevoirless system that uses the variable output of the pump to vary the power transmitted. Aircraft systems...

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by dl757md
Sat Jan 15, 2005 12:38 am
Forum: Technical/Operations
Topic: Figuring Aircraft Mileage
Replies: 5
Views: 3651

RE: Figuring Aircraft Mileage

Let's take my flight from <acronym title="Atlanta - Hartsfield-Jackson International (The William B Hartsfield) (ATL / KATL), USA - Georgia">ATL</acronym>-<acronym title="Salt Lake City - International (SLC / KSLC), USA - Utah">SLC</acronym> the other night in a 737-800. We started with about 26,000...

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by dl757md
Sat Dec 25, 2004 11:11 am
Forum: Civil Aviation
Topic: Composite Materials And AA's Livery
Replies: 31
Views: 4274

RE: Composite Materials And AA's Livery

<i>Do you know if the aluminum flame spray coating can protect the aircraft from lightning </i> That is one of the purposes of the flame spray. Does anyone know what type of composite the 7e7 will be made out of? The reason I ask is that after thinking about it for a while I've only seen the flame s...

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by dl757md
Fri Dec 24, 2004 11:09 pm
Forum: Civil Aviation
Topic: Composite Materials And AA's Livery
Replies: 31
Views: 4274

RE: Composite Materials And AA's Livery

Many composite panels have a thin aluminum coating flame sprayed on them for conduction/bonding purposes. I don't know whether the 7e7 will have this or if Boeing will accomplish this differently. If they do use flame spray and if it could be approved as an exterior finish maybe with a clear coat, t...

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by dl757md
Mon Dec 20, 2004 7:10 pm
Forum: Technical/Operations
Topic: Distance To Fan On Jet Engines
Replies: 3
Views: 4169

RE: Distance To Fan On Jet Engines

I agree with JetMech on 2 of 3 points. 1. Airflow....The inlet smoothes the airflow into the engine and helps reduce compressor stalls. 2. Noise abatement....The inside of the inlet has thousands of small holes that absorb some of the sound generated by the front of the engine and they also serve as...

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by dl757md
Sat Dec 18, 2004 10:58 am
Forum: Civil Aviation
Topic: What Seat Should I Choose In 767-400
Replies: 5
Views: 3101

RE: What Seat Should I Choose In 767-400

I gather you have seats 41A-C? 41A would give you a good view of the flaps/spoilers on the left wing.

Dl757Md

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by dl757md
Sat Dec 18, 2004 9:48 am
Forum: Non-Aviation
Topic: Jenna Bush To Become A School Teacher
Replies: 27
Views: 2924

RE: Jenna Bush To Become A School Teacher

<b>Can you imagine the amount of hell the Republicans would have raised if Chelsea Clinton was a drunken party girl in public?</b> You're probably right but it was a lot easier for Bill and Hillary to control the public exposure of a teenager than it is for W and Laura to control that of a twenty so...

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by dl757md
Sat Dec 18, 2004 9:06 am
Forum: Civil Aviation
Topic: Man Tries To Open Door On 747 @ 30,000 Ft.
Replies: 28
Views: 16091

RE: Man Tries To Open Door On 747 @ 30,000 Ft.

I'm not sure if the 747 doors are equipped with flight locks like the 777 which lock the latches at airspeed above 80 knots. The 767 doors have no flight locks but the signal to unlock the door goes through the PSEU-Proximity Sensor Electronics Unit- which checks to see that door is actually closed ...

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by dl757md
Sat Dec 18, 2004 8:34 am
Forum: Technical/Operations
Topic: B777 MLG Bogie Assembly Question
Replies: 2
Views: 5046

RE: B777 MLG Bogie Assembly Question

777 MLG steering is controlled by the MGSCU-Main Gear Steering Control Unit-which receives steering tiller position data from the NLG steering tiller position transducers. The system arms when it senses 13deg NLG steering input and disarms at less than 9deg NLG steering input. Center hydraulic press...

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by dl757md
Sat Dec 18, 2004 6:50 am
Forum: Military Aviation & Space Flight
Topic: F14 Taxi Light
Replies: 7
Views: 4786

RE: F14 Taxi Light

The taxi light is at the top of the strut in a direct line above the chromed portion of the strut. Immediately to the right of it (aircraft's left and actually positioned forward of it ) is the <acronym title="Iran Air">IR</acronym>/TV unit with the ALQ-126 antenna visible below it. This info is ava...

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by dl757md
Thu Dec 16, 2004 4:02 pm
Forum: Aviation Hobby
Topic: Anyone Tried The New Saitek X-52 Joystick?
Replies: 1
Views: 7782

Anyone Tried The New Saitek X-52 Joystick?

What are your likes/dislikes and how much did you pay for it. Thanks.

Dl757Md

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by dl757md
Wed Dec 15, 2004 1:41 pm
Forum: Civil Aviation
Topic: 777, 7E7 & 747Adv Common Flight Deck?
Replies: 16
Views: 4352

RE: 777, 7E7 & 747Adv Common Flight Deck?

I think that in regards to the 7E7 overhead panel at least you will see a major difference from the 777 due to the lack of a pneumatic system, radically different electrical system, and other systems differences. I'm not sure if they plan to incorporate 7E7 or 777 systems into the 747ADV.

Dl757Md

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by dl757md
Sat Dec 11, 2004 4:01 pm
Forum: Military Aviation & Space Flight
Topic: B-36 Memories
Replies: 24
Views: 6917

RE: B-36 Memories

I have no personal memories of the B-36 but the best website I've found on it is <a href="http://www.cowtown.net/proweb/B36_Home.htm" target=_blank>http://www.cowtown.net/proweb/B36_Home.htm</a> They have a cool audio file of a B-36 overflight here <a href="http://www.cowtown.net/proweb/images/b36.w...

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by dl757md
Sat Dec 11, 2004 2:25 pm
Forum: Civil Aviation
Topic: ATL's New Tower - How Tall?
Replies: 2
Views: 2193

RE: ATL's New Tower - How Tall?

Wow Goboeing! 57seconds for that answer! Good job!

Thanks.
Dl757MD

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by dl757md
Sat Dec 11, 2004 2:21 pm
Forum: Civil Aviation
Topic: ATL's New Tower - How Tall?
Replies: 2
Views: 2193

ATL's New Tower - How Tall?

Anybody know the height of the new tower in ATL?

Dl757Md

[Edited 2004-12-11 06:22:07]

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by dl757md
Fri Dec 10, 2004 11:23 pm
Forum: Civil Aviation
Topic: Goose/Baron Midair Collision Photos!
Replies: 23
Views: 10383

Goose/Baron Midair Collision Photos!

Wait, if the pilot was killed, how'd it get on the ground ok?

The Baron is the plane in the pics. The pilot of the Cessna(plane that collided with the Baron) was killed.

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by dl757md
Tue Nov 30, 2004 7:14 am
Forum: Civil Aviation
Topic: Montrose, CO Corporate Jet Crash
Replies: 42
Views: 11436

RE: Montrose, CO Corporate Jet Crash

CNN is reporting that 14 year-old Edward Ebersol has been presumed dead. They also state that the aircraft was not de-iced prior to the flight.

http://www.cnn.com/2004/US/11/29/ebersol.crash.ap/index.html

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by dl757md
Tue Nov 30, 2004 6:45 am
Forum: Civil Aviation
Topic: DL Incident At DFW
Replies: 27
Views: 8201

RE: DL Incident At DFW

I don't think that a sufficient amount of information has been given to lay the blame on anyone involved in this incident. Likewise I don't think you can rule anyone out either. The ramp agent in charge of the pushback may or may not have placed the 67 in the appropriate position for disconnect. Thi...

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by dl757md
Sun Nov 28, 2004 2:10 pm
Forum: Civil Aviation
Topic: That Feel-good Feeling At Delta Yet?
Replies: 30
Views: 3882

RE: That Feel-good Feeling At Delta Yet?

Gnomon Haven't heard for sure the contractor but there are rumors of Boeing and Timco. I've heard but not confirmed that Boeing has already taken over the stores operation(parts). I wouldn't be surprised if Boeing buys the hangar in <acronym title="Atlanta - Hartsfield-Jackson International (The Wil...

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by dl757md
Thu Nov 25, 2004 11:40 am
Forum: Civil Aviation
Topic: That Feel-good Feeling At Delta Yet?
Replies: 30
Views: 3882

RE: That Feel-good Feeling At Delta Yet?

<i>I'm absolutely shell-shocked by the proposition that <acronym title="Delta Air Lines (USA)">DL</acronym> will start outsourcing heavy maintenance. Am I understanding that correctly? </i> Right oh! It's a well circulated rumor that heavy <acronym title="Mexicana Airlines (Mexico)">MX</acronym> is ...

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by dl757md
Wed Nov 24, 2004 1:56 am
Forum: Civil Aviation
Topic: Financially Distressed Airlines & Safety
Replies: 15
Views: 2913

RE: Financially Distressed Airlines & Safety

<i>The Duct tape cannot Hold the Latch,The Duct tape was probably there to give streamline effect to a not aligned latch to reduce parasite drag. </i> Incorrect. An INOP latch <acronym title="CURRENT: Guangzhou - Baiyun (CAN / ZGGG), China AND OLD: Guangzhou - Baiyun (CAN / ZGGG) (closed), China">CA...

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by dl757md
Tue Nov 23, 2004 12:41 pm
Forum: Civil Aviation
Topic: Financially Distressed Airlines & Safety
Replies: 15
Views: 2913

RE: Financially Distressed Airlines & Safety

<i>a latch above the engine was held down with DUCT TAPE.</i> It was speed tape not duct tape. It is an aluminum tape and stuff similar to it can be bought in Home Depot. This is a perfectly acceptable temporary repair per the <acronym title="Melbourne - Tullamarine (MEL / YMML), Australia - Victori...

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by dl757md
Tue Nov 23, 2004 7:32 am
Forum: Technical/Operations
Topic: An Arinc 424 Question
Replies: 5
Views: 12221

RE: An Arinc 424 Question

If you go to the page linked below it lists 2 documents; 424-17 and 424-16 that may be what you are looking for. They are however $252.00USD each.

https://www.arinc.com/cf/store/documentlist.cfm

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by dl757md
Tue Nov 16, 2004 2:42 pm
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

RE: Delta Pilot's Inappropriate PA Announcement

Maaan! Di757Md if this is how you feel about this...don't ever fly Southwest!

Hadn't planned on it.

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by dl757md
Tue Nov 16, 2004 1:04 pm
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

RE: Delta Pilot's Inappropriate PA Announcement

<i>In the US flight crews don't get ramp badges; therefore they couldn't bypass security.</i> At Delta at least they can have ramp access badges at their home base. They are not at the present time required to have them but there is a push on at Delta to require all flight crew members to have a ram...

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by dl757md
Mon Nov 15, 2004 1:53 pm
Forum: Civil Aviation
Topic: Delta 767 Fleet Powerplants
Replies: 11
Views: 3749

RE: Delta 767 Fleet Powerplants

I was able to look at a data plate on one of our -400s today and it was a CF6-80C2B8FG01.

Dl757Md

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by dl757md
Mon Nov 15, 2004 6:03 am
Forum: Civil Aviation
Topic: BD-10 Question
Replies: 4
Views: 1724

RE: BD-10 Question

<i>Most <acronym title="British Midland">BD</acronym>-10's were recips -- that was the big point to the <acronym title="British Midland">BD</acronym>-10 was how cheap they would be. The fact that the engine never materialized is a major factor in what killed off the <acronym title="British Midland">...

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by dl757md
Mon Nov 15, 2004 2:19 am
Forum: Civil Aviation
Topic: Will We See DL 764s To Europe?
Replies: 16
Views: 4030

RE: Will We See DL 764s To Europe?

ManchesterMAN

There are 21 Delta 767-400ERs.

Dl757Md

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by dl757md
Mon Nov 15, 2004 2:15 am
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

RE: Delta Pilot's Inappropriate PA Announcement

Lrockeagel Delta currently has about 1000 pilots currently on furlough and it looks as though that number is going to increase greatly in the near future. I wouldn't waste the postage sending in your resume at this time but maybe after Aug 1, 2008 which is when the newly created Letter of Agreement ...

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by dl757md
Mon Nov 15, 2004 2:06 am
Forum: Civil Aviation
Topic: BD-10 Question
Replies: 4
Views: 1724

RE: BD-10 Question

SSTjumbo Did you find a picture that shows the reg # of the one that's still flying? With that you could look up the location on the FAA aircraft registry search site. <a href="http://162.58.35.241/acdatabase/acmain.htm" target=_blank>http://162.58.35.241/acdatabase/acmain.htm</a> Actually I just an...

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by dl757md
Mon Nov 15, 2004 1:31 am
Forum: Civil Aviation
Topic: Will We See DL 764s To Europe?
Replies: 16
Views: 4030

RE: Will We See DL 764s To Europe?

<i>I have seen <acronym title="Delta Air Lines (USA)">DL</acronym> 764s regularly at <acronym title="Frankfurt - Main (Rhein-Main AB) (FRA / FRF / EDDF), Germany">FRA</acronym>. It's news to me that they don't fly to Europe.</i> Sorry to disappoint but Delta hasn't flown the 400s to <acronym title="...

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by dl757md
Mon Nov 15, 2004 1:00 am
Forum: Civil Aviation
Topic: Flights With Fuel Stops
Replies: 29
Views: 5912

RE: Flights With Fuel Stops

<i>Actually, the reason the A346 (and 744) have to stop on the way up to the US is because <acronym title="Johannesburg - International (Jan Smuts) (JNB / FAJS), South Africa">JNB</acronym> is a hot, high airport. Even though there is plenty of runway there, they still burn too much fuel in the thin...

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by dl757md
Mon Nov 15, 2004 12:04 am
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

RE: Delta Pilot's Inappropriate PA Announcement

GMUAirbusA320 I think it was funny too. My point is that (remember I work for the same airline this pilot does) how do you think you are helping your company by opening it up to the perception that it's employees are unprofessional? I don't think that you are going to win back any more customers tha...

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by dl757md
Sun Nov 14, 2004 11:19 pm
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

RE: Delta Pilot's Inappropriate PA Announcement

Philsquares <acronym title="CSA Czech Airlines">OK</acronym> you got me there. It was a long night at work and I haven't been to bed yet. I made that statement based on the 4 times I've ridden jumpseat to go fix an airplane. 3 out of those 4 times the pilots were on their soapboxes and missed calls ...

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by dl757md
Sun Nov 14, 2004 10:53 pm
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

RE: Delta Pilot's Inappropriate PA Announcement

<i>all the other groups can have their pay and working conditions changed at the company's discretion. The company had no choice but to negotiate with ALPA. So, there is a difference. I would ask you are there sour grapes?</i> First off there are no sour grapes. I already have expressed my admiratio...

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by dl757md
Sun Nov 14, 2004 9:25 pm
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

RE: Delta Pilot's Inappropriate PA Announcement

<i>And besides that, this is an airline pilot and a member of ALPA, he will never allow his plane to be operated in anything but the best possible way to keep his passengers and crew safe.</i> An airline pilot and a member of ALPA? So what? Just because he is those things doesn't absolve him of his ...

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by dl757md
Sun Nov 14, 2004 4:50 pm
Forum: Civil Aviation
Topic: 757 Next Gen?
Replies: 14
Views: 4731

RE: 757 Next Gen?

For some answers to your questions try:

https://www.airliners.net/discussions/general_aviation/read.main/1799538/4/

Dl757Md

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by dl757md
Sun Nov 14, 2004 10:00 am
Forum: Civil Aviation
Topic: Delta 767 Fleet Powerplants
Replies: 11
Views: 3749

RE: Delta 767 Fleet Powerplants

<i>400s- CF680C2B7F</i> <i>Weirdly, <acronym title="Trans Asia Airways (Taiwan)">GE</acronym> claims that they sold B8Fs to both <acronym title="Delta Air Lines (USA)">DL</acronym> and <acronym title="Continental Airlines (USA)">CO</acronym> for their 764ERs.</i> While I can't talk for <acronym titl...

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by dl757md
Sun Nov 14, 2004 9:17 am
Forum: Civil Aviation
Topic: Delta Pilot's Inappropriate PA Announcement
Replies: 118
Views: 21767

Delta Pilot's Inappropriate PA Announcement

On a Delta flight from <acronym title="San Francisco - International (SFO / KSFO), USA - California">SFO</acronym>-<acronym title="Salt Lake City - International (SLC / KSLC), USA - Utah">SLC</acronym> the other day during the pilots welcome aboard PA announcement after pushback one of the pilots ma...

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by dl757md
Sun Nov 14, 2004 6:33 am
Forum: Civil Aviation
Topic: BD-10 Question
Replies: 4
Views: 1724

BD-10 Question

What has to be my favorite kit plane the <acronym title="British Midland">BD</acronym>-10 had its life cut short by one or two crashes that were caused by high speed flutter. I think there are 2 flying examples left. Can anyone confirm that and provide info on the location of these surviving <acrony...

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by dl757md
Sun Nov 14, 2004 6:00 am
Forum: Non-Aviation
Topic: Michael Moore Does Not Speak For All..
Replies: 20
Views: 2876

RE: Michael Moore Does Not Speak For All..

In my book MM is the best that happend lately in documentary movies!

I didn't know Mickey Mouse did documentaries!

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by dl757md
Tue Nov 09, 2004 11:45 am
Forum: Non-Aviation
Topic: Cold Wx Help
Replies: 16
Views: 1139

RE: Cold Wx Help

Layers....Put 'em on when you're cold...take 'em off when you get hot and stay dry.

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by dl757md
Tue Nov 09, 2004 7:37 am
Forum: Civil Aviation
Topic: DC-9 Jet Looses It Tail!
Replies: 35
Views: 16168

RE: DC-9 Jet Looses It Tail!

<i>How could this happen? Wouldn't the horizontal stab also separate if the tail cone separated? (I'm assuming that the horizontal stab is supported by the tail cone)</i> This picture shows the DC-9 tailcone very well. Look at the bottom of the rudder. At about the midchord point there is a line on ...

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