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Search: Posts Made By: mixing lever
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Forum: Rotorheads
23rd Aug 2018, 21:50
Replies: 52
Views: 12,320
Posted By mixing lever

Frictions tightly on for maintenance as the...

Frictions tightly on for maintenance as the aircraft became airborne... would explain the jerky nature of the aircraft.
Forum: Rotorheads
20th Feb 2018, 13:44
Replies: 72
Views: 30,193
Posted By mixing lever

Pearl Harbor 206 crash

NTSB report is out - short shaft failure.

https://app.ntsb.gov/pdfgenerator/ReportGeneratorFile.ashx?EventID=20160218X71040&AKey=1&RType=Final&IType=FA
Forum: Rotorheads
11th May 2017, 15:59
Replies: 0
Views: 1,449
Posted By mixing lever

Rubberneck - FAILS

Need a good laugh?!

https://gfycat.com/SomeHonestGemsbok
Forum: Rotorheads
3rd Nov 2016, 16:33
Replies: 9
Views: 2,654
Posted By mixing lever

SAS

Here is some study material that might help you.


http://aerostudents.com/files/automaticFlightControl/stabilityAugmentationSystems.pdf
...
Forum: Rotorheads
30th Aug 2016, 14:14
Replies: 72
Views: 30,193
Posted By mixing lever

Driveshaft Failure

The investigation results are not yet posted, but the below crash video mimics well what a short shaft failure might look like.


https://www.youtube.com/watch?v=aQUV_NwNHyQ
Forum: Rotorheads
15th Aug 2016, 13:40
Replies: 9
Views: 2,181
Posted By mixing lever

Helicopter Performance

Try these two....


https://www.amazon.com/Helicopter-Aerodynamics-I-Ray-Prouty/dp/0557089913/ref=sr_1_2?ie=UTF8&qid=1471268326&sr=8-2&keywords=ray+prouty+aerodynamics

...
Forum: Rotorheads
6th Jun 2016, 18:21
Replies: 30
Views: 14,111
Posted By mixing lever

Apache TR Failures

Failure of a TR hanger bearing happened to a AH-64A at Fort Rucker in 1999 while at a 400' hover. Aircraft spun into pine trees, both pilots recovered with minimal injuries.
Israelis had an...
Forum: Rotorheads
5th Jan 2016, 18:00
Replies: 11
Views: 2,862
Posted By mixing lever

AH-64 TR Loss

Back in 2007-08 an AH-64D lost its entire tail rotor and TR gearbox while escorting a UH-60 in Afghanistan. The instructor in the front seat was able to control the aircraft, shoot an approach that...
Forum: Rotorheads
22nd Nov 2015, 01:10
Replies: 131
Views: 40,267
Posted By mixing lever

New Video link

Here is another angle on the actual accident leading to the spin.

LiveLeak.com - Helicopter crash and spins out of control

Sorry for the bad link.
Forum: Rotorheads
14th Aug 2015, 00:08
Replies: 47
Views: 12,331
Posted By mixing lever

Unit 42

HeliHub.... 42 is back at the factory.
Forum: Rotorheads
3rd Aug 2015, 23:54
Replies: 28
Views: 9,040
Posted By mixing lever

Russian vs UK/US rotor spin

I too may be a bit thick; but since UK/US aircraft yaw right when tail rotor thrust is lost, shouldn't Russian (& French) aircraft yaw left when they lose tail rotor thrust? Regardless of the frame...
Forum: Rotorheads
25th Jun 2015, 18:45
Replies: 8
Views: 2,777
Posted By mixing lever

"If you've got $35, you could read this ...

"If you've got $35, you could read this

http://www.sciencedirect.com/science/article/pii/0022460X66901325?via%3Dihub"


... or, you can try here cheaper....

...
Forum: Rotorheads
12th Jan 2015, 18:14
Replies: 221
Views: 92,967
Posted By mixing lever

Not So Fast.....

Claudia, I beg to differ with you. I had an tail boom strike from the tail rotor on a AS-350D back in the very early '80s. The hole in the tail boom was almost large enough to stick my head in. ...
Forum: Rotorheads
30th Dec 2014, 22:22
Replies: 5
Views: 3,659
Posted By mixing lever

MD 600 Utility Ops

Here are two State-side operators who use 600s in the utility world.


https://ecsourceservices.com/


Brim Aviation - Burl Brim @ BrimAviation (http://www.brimaviation.com/)
Forum: Rotorheads
8th Dec 2014, 13:40
Replies: 72
Views: 34,218
Posted By mixing lever

UH-72 to Rucker

Another factor is the abysmal level of maintenance that civilian contractors at Rucker have always had. "Why do today what you can put off until tomorrow?" should be the mission statement for the...
Forum: Rotorheads
25th Oct 2014, 03:51
Replies: 487
Views: 271,707
Posted By mixing lever

Bell 429

Well said, indeed. There were those at Bell early on in the 429 development who argued for the Part 29 certification; yet management vetoed that idea - they felt they could get the exemption via the...
Showing results 1 to 16 of 16


 
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