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Search: Posts Made By: Dont Hang Up
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Forum: Jet Blast
5th May 2021, 14:59
Replies: 215
Views: 49,463
Posted By Dont Hang Up

While WSPR is a real thing the tracking...

While WSPR is a real thing the tracking capability claimed is a complete non-sequitur to what it really is.

Interestingly the Wikipedia entry on WSPR has been edited literally today to add the...
Forum: Jet Blast
4th May 2021, 08:02
Replies: 5
Views: 701
Posted By Dont Hang Up

Actually, these are exactly what I need. The...

Actually, these are exactly what I need.

The manufacturer must have read my mind!
21st Jan 2021, 06:48
Replies: 450
Views: 103,081
Posted By Dont Hang Up

"Late again Smythe! That's the second time this...

"Late again Smythe! That's the second time this week you know. You're a retired military guy aren't you? I bet you didn't turn up late then!"

"Well, I am a little embarrassed to admit it, but in...
Forum: Jet Blast
18th Jan 2021, 13:45
Replies: 47
Views: 3,919
Posted By Dont Hang Up

I don't think so. While double-barrel is...

I don't think so.

While double-barrel is being understandably coy about the details, I think the implication is that it is very easy to take over your email account with the forgotten password...
Forum: Jet Blast
14th Dec 2020, 14:41
Replies: 12
Views: 1,512
Posted By Dont Hang Up

It would seem Le Carre thought so too. Despite...

It would seem Le Carre thought so too. Despite being an extensive rewrite of the original.
https://www.theguardian.com/books/2016/feb/20/john-le-carre-the-night-manager-television-adaptation
...
Forum: Jet Blast
14th Dec 2020, 08:31
Replies: 115
Views: 12,259
Posted By Dont Hang Up

Now that leads me to a complete - but quite...

Now that leads me to a complete - but quite interesting thread drift :8

Some may be aware that the definition of unit of mass has been changed. It used to be based on a Standard Kilogram held in a...
Forum: Jet Blast
14th Dec 2020, 07:01
Replies: 115
Views: 12,259
Posted By Dont Hang Up

Gravity is completely Newtonian at low velocities...

Gravity is completely Newtonian at low velocities (and well away from any black holes). People weigh less at the equator than they do at the poles exactly due to that centripetal force (the effect is...
Forum: Jet Blast
11th Dec 2020, 08:18
Replies: 9
Views: 1,506
Posted By Dont Hang Up

Amanda Barrie is also still with us. Only two...

Amanda Barrie is also still with us. Only two Carry On movies, but she was the lead in Carry on Cleo so I think she qualifies.
Forum: Jet Blast
3rd Dec 2020, 05:45
Replies: 23
Views: 2,819
Posted By Dont Hang Up

Well it's nice to be nearly right! While in...

Well it's nice to be nearly right!
While in fact totally (180 degrees) wrong 😊
That's the difference between gut feeling and inspired deduction.
Forum: Jet Blast
2nd Dec 2020, 12:08
Replies: 23
Views: 2,819
Posted By Dont Hang Up

I would concur with your assessment of landscape...

I would concur with your assessment of landscape and architecture and offer a tentative suggestion of Pembrokeshire, looking SW over St Brides bay towards the Marloes Peninsula and Skomer. But...
Forum: Jet Blast
26th Nov 2020, 15:12
Replies: 23
Views: 2,381
Posted By Dont Hang Up

Just remember that if we step away from our...

Just remember that if we step away from our support for developing nations then China will be more than happy to step in. Exerting their political influence in place of ours.

Sometimes foreign aid...
Forum: Jet Blast
13th Nov 2020, 11:41
Replies: 287
Views: 16,784
Posted By Dont Hang Up

Reading that reminds me of something I once read,...

Reading that reminds me of something I once read, and just had to copy it down:


The full article is here:...
Forum: Jet Blast
30th Oct 2020, 10:58
Replies: 205
Views: 25,953
Posted By Dont Hang Up

As anyone who has lived near a school will...

As anyone who has lived near a school will confirm, the chaos, inconsiderate parking, and downright dangerous "harassed parent syndrome" driving that occurs in the ten minutes before school starting...
Forum: Questions
23rd Oct 2020, 13:52
Replies: 11
Views: 1,154
Posted By Dont Hang Up

Lift will equal the pressure differential between...

Lift will equal the pressure differential between the top and bottom of a wing only if the wing passes through the volume of air and leaves it undisturbed.

At a positive angle of attack the volume...
Forum: Jet Blast
14th Oct 2020, 11:02
Replies: 115
Views: 12,259
Posted By Dont Hang Up

And indeed has many similar shortcomings as an...

And indeed has many similar shortcomings as an explanation of observation.

How can a flow that has such a tangible grasp on matter that it carries all along with it provide no detectible...
Forum: Tech Log
8th Oct 2020, 14:38
Replies: 34
Views: 8,193
Posted By Dont Hang Up

In principle I would agree. In practice, I...

In principle I would agree.

In practice, I would suggest that 3-axis control law is a precise art and thus autopilots can fly with a precision difficult for humans to equal (consistently anyway)....
Forum: Tech Log
7th Oct 2020, 08:32
Replies: 34
Views: 8,193
Posted By Dont Hang Up

The control law has never been the issue for...

The control law has never been the issue for autonomous flight. There is no reason that an autopilot cannot consistently carry out an on-limits crosswind landing as well as a top class pilot on the...
Forum: Jet Blast
24th Sep 2020, 07:55
Replies: 167
Views: 61,363
Posted By Dont Hang Up

161 thousand deaths per year due to accidents....

161 thousand deaths per year due to accidents. Many of those accidents will occur in the home.



However when the previous top 3 of Heart Disease, Cancer, and Accident add up to 1.4 million it...
Forum: Jet Blast
16th Sep 2020, 09:59
Replies: 70
Views: 6,877
Posted By Dont Hang Up

The possibility of cross contamination from...

The possibility of cross contamination from meteor impact debris is the more likely scenario. Antarctica is apparently strewn with small fragments of Mars so it seems equally reasonable that small...
7th Sep 2020, 15:24
Replies: 36
Views: 12,540
Posted By Dont Hang Up

Once again it is worth reminding ourselves that...

Once again it is worth reminding ourselves that there are no prerequisite qualifications for being a passenger on a commercial aircraft - either in terms of intelligence or being aviation savvy. And...
27th Aug 2020, 11:55
Replies: 40
Views: 6,733
Posted By Dont Hang Up

To quote from Wikipedia...

To quote from Wikipedia https://en.wikipedia.org/wiki/Tsar_Bomba

To limit the amount of fallout, the third stage and possibly the second stage had a lead tamper instead of a uranium-238 fusion...
Forum: Jet Blast
24th Aug 2020, 11:22
Replies: 63
Views: 2,868
Posted By Dont Hang Up

For all you know, the spelling of my username is...

For all you know, the spelling of my username is a deliberate, amusing play on my real name. Perhaps I am indeed Donald Trump!

More likely is that PPrune does not allow editing of a username (that...
Forum: Jet Blast
21st Aug 2020, 12:34
Replies: 15,549
Views: 1,593,685
Posted By Dont Hang Up

I stand by my point. Vaccinate those who are...

I stand by my point.

Vaccinate those who are at risk not those you would like to blame.
Forum: Jet Blast
21st Aug 2020, 10:33
Replies: 15,549
Views: 1,593,685
Posted By Dont Hang Up

Even when one fully embraces the benefits of...

Even when one fully embraces the benefits of vaccination one must acknowledge that there is a small risk associated with any vaccine.

The risks of life-changing or fatal complications form Mumps,...
Forum: Jet Blast
20th Aug 2020, 09:13
Replies: 63
Views: 2,868
Posted By Dont Hang Up

Not sure that is true. As an example, the...

Not sure that is true.

As an example, the word stressing in "The surveyor's report" is different to that in "The surveyors report" so the meaning should be clear.

Unfortunately there is no way...
Showing results 1 to 25 of 708
 


 
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