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Forum: Rotorheads
23rd Oct 2020, 05:13
Replies: 21
Views: 2,737
Posted By JimEli

Attached is my alternative program. Like the...

Attached is my alternative program. Like the posted code above, it doesn’t necessarily provide the optimum (or shortest) tour through all points. As I stated above, as the number of points grow, the...
Forum: Rotorheads
8th Oct 2020, 00:29
Replies: 21
Views: 2,737
Posted By JimEli

Prone to flying off the handle? Because you just...

Prone to flying off the handle? Because you just went all Fox-One on me. Try switching to 100% Ox before total GLOC. Nobody’s claiming plagiarism. I just pointed out that you called an imported,...
Forum: Rotorheads
7th Oct 2020, 13:59
Replies: 21
Views: 2,737
Posted By JimEli

Since solving the actual routing of the TSP is...

Since solving the actual routing of the TSP is performed in several hundred lines of imported code, you could have at least mentioned attribution.
Forum: Rotorheads
7th Oct 2020, 03:22
Replies: 0
Views: 1,368
Posted By JimEli

low flying helicopter causes freak crash on stage 4 of Giro d’Italia

Vini Zabu-KTM's Wackermann and Etienne van Empel both fell in the incident. "Wackermann was sent to the hospital, he was barely conscious," team boss Andrea Citracca told Italian TV station RAI2....
Forum: Rotorheads
2nd Oct 2020, 20:42
Replies: 21
Views: 2,737
Posted By JimEli

“Travelling Salesman Problem” (TSP) is not a...

“Travelling Salesman Problem” (TSP) is not a trivial problem. In computer science it is termed “NP-Hard (https://en.wikipedia.org/wiki/NP-hardness)”. For example, the Dantzig49...
Forum: Rotorheads
2nd Oct 2020, 20:14
Replies: 16
Views: 3,419
Posted By JimEli

Flying at sideslip angles around 30-45 degrees is...

Flying at sideslip angles around 30-45 degrees is Not ideal.
Forum: Rotorheads
30th Sep 2020, 13:47
Replies: 21
Views: 2,737
Posted By JimEli

You are asking to solve a well-known problem in...

You are asking to solve a well-known problem in computer science referred to as the “travelling salesman”, or the “shortest path algorithm”. It’s complicated to say the least, as books have been...
Forum: Rotorheads
26th Sep 2020, 00:02
Replies: 34
Views: 5,334
Posted By JimEli

Not trying to prove anyone’s point. Just saying...

Not trying to prove anyone’s point. Just saying you are making an apple vs. oranges comparison, akin to arguing who’s the best baseball player of all time. The type of flying enters heavily into the...
Forum: Rotorheads
25th Sep 2020, 14:08
Replies: 34
Views: 5,334
Posted By JimEli

I think you're talking about the FAA Annual...

I think you're talking about the FAA Annual General Aviation (GA) and Part 135 Activity Survey. A strictly voluntary survey distributed by mail to a representative sample of GA and on-demand Part 135...
Forum: Rotorheads
24th Sep 2020, 23:48
Replies: 34
Views: 5,334
Posted By JimEli

I'm curious, how would the FAA have fleet hours...

I'm curious, how would the FAA have fleet hours ("...by aircraft model number, yearly operating hours")?
Forum: Rotorheads
24th Sep 2020, 14:49
Replies: 34
Views: 5,334
Posted By JimEli

A true apples vs. oranges comparison.

A true apples vs. oranges comparison.
Forum: Rotorheads
16th Sep 2020, 14:13
Replies: 8
Views: 9,894
Posted By JimEli

7 awarded DFC...

7 awarded DFC (https://www.military.com/daily-news/2020/09/15/trump-presents-distinguished-flying-cross-7-guardsmen-wildfire-rescues.html).
Forum: Rotorheads
14th Sep 2020, 13:44
Replies: 46
Views: 7,697
Posted By JimEli

Someone gets my gist. Thanks Crab.

Someone gets my gist. Thanks Crab.
Forum: Rotorheads
13th Sep 2020, 18:02
Replies: 46
Views: 7,697
Posted By JimEli

Thank you, I stand corrected. Then, is the...

Thank you, I stand corrected.

Then, is the most recent example we have of RBS from a helicopter whose origin dates prior to 1953?
Forum: Rotorheads
13th Sep 2020, 16:21
Replies: 46
Views: 7,697
Posted By JimEli

We all can use a reminder every now and then, Ltc...

We all can use a reminder every now and then, Ltc Holland's story: Darker Shades of Blue (https://sbfpd.org/uploads/3/0/9/6/3096011/darker_shades_of_blue.pdf).

Does history repeat itself? No it...
Forum: Rotorheads
13th Sep 2020, 14:14
Replies: 46
Views: 7,697
Posted By JimEli

Is the most recent example we have of RBS from a...

Is the most recent example we have of RBS from a helicopter with a radial engine that retired from service 30 years ago?
Forum: Rotorheads
7th Sep 2020, 13:41
Replies: 8
Views: 9,894
Posted By JimEli

Over 200 rescued by National Guard helicopters

Bravo.

https://cimg1.ibsrv.net/gimg/pprune.org-vbulletin/540x503/ehnsfcjwaako_l_3e4c7b2f18251b27235b0ab84dc7ac708cf0fc8d.jpg
Photo taken from Chinook cockpit.
...
Forum: Rotorheads
3rd Sep 2020, 01:40
Replies: 22
Views: 3,394
Posted By JimEli

So if the "cargo hook has a 10,000 lbs...

So if the "cargo hook has a 10,000 lbs capability" but it has only been "tested to 8,000 lbs", it doesn't seem its a structural issue.
Forum: Rotorheads
2nd Sep 2020, 20:39
Replies: 22
Views: 3,394
Posted By JimEli

What makes you think its a structural issue?

What makes you think its a structural issue?
Forum: Rotorheads
2nd Sep 2020, 01:37
Replies: 145
Views: 25,977
Posted By JimEli

A jury needs to form its own opinion. No part of...

A jury needs to form its own opinion. No part of an NTSB Final Accident report can be used in civil litigation (by law 49 U.S.C. § 1154(b)). Broadly speaking, this means opinions and the NTSB’s...
Forum: Rotorheads
26th Aug 2020, 19:39
Replies: 145
Views: 25,977
Posted By JimEli

First and foremost, the views and opinions...

First and foremost, the views and opinions expressed here are those of the author. The content is not intended to malign any individual, group, organization or company, nor imply any illegal act...
Forum: Rotorheads
24th Aug 2020, 14:53
Replies: 19
Views: 1,591
Posted By JimEli

To expand upon your post, 1. B3 (or B3 Mod)...

To expand upon your post,
1. B3 (or B3 Mod) with Arriel 2B engine and single channel FADEC with manual backup.

a. Pre MOD No. 073084 has manual mechanical twist grip lock.

b. Post MOD No....
Forum: Rotorheads
23rd Aug 2020, 14:44
Replies: 19
Views: 1,591
Posted By JimEli

The US Army has been doing it this way for over...

The US Army has been doing it this way for over 45 years. And it’s not in the RFM.
https://cimg3.ibsrv.net/gimg/pprune.org-vbulletin/711x898/uh1_7eb9467f3a2c6040e9064e85a38aefced536aeca.jpg
Manual...
Forum: Rotorheads
22nd Aug 2020, 14:25
Replies: 19
Views: 1,591
Posted By JimEli

Ergo, practice is bad. Therefore, in the event of...

Ergo, practice is bad. Therefore, in the event of an engine or tail rotor failure simply read the manual and follow the directions. I guess, these...
Forum: Rotorheads
19th Aug 2020, 21:50
Replies: 19
Views: 1,591
Posted By JimEli

AS350 FADEC Manual Mode Operation

In another thread, the notion was floated that a pilot could NOT takeoff in an AS350B3/2B helicopter with the governor in the MANUAL mode. Supposed underlying reasons included doubting the...
Showing results 1 to 25 of 257
 


 
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