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Search: Posts Made By: das180
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Forum: Accidents and Close Calls
25th Jul 2023, 15:12
Replies: 25
Views: 6,842
Posted By das180

Does the radiosonde return to earth when the...

Does the radiosonde return to earth when the balloon breaks? Is it then recovered (that sounds costly and hard work)

Can the radiosonde cause damage/injury when it falls back to earth?

thanks
Forum: Military Aviation
23rd Apr 2023, 15:56
Replies: 141
Views: 26,506
Posted By das180

(Sorry, needed 8 posts to be allowed to post...

(Sorry, needed 8 posts to be allowed to post URLs):

https://www.davesinclair.org/prose/vne
Forum: Military Aviation
23rd Apr 2023, 15:56
Replies: 141
Views: 26,506
Posted By das180

coming shortly

coming shortly
Forum: Military Aviation
23rd Apr 2023, 15:55
Replies: 141
Views: 26,506
Posted By das180

There is an alternative perspective:

There is an alternative perspective:
Forum: Military Aviation
19th Feb 2023, 14:07
Replies: 291
Views: 110,219
Posted By das180

Another (whimsical) balloon destruction: ...

Another (whimsical) balloon destruction:

www.bbc.co.uk/news/world-us-canada-64695059
Forum: Military Aviation
19th Feb 2023, 13:31
Replies: 291
Views: 110,219
Posted By das180

Balloon tracking web sites: ...

Balloon tracking web sites:

amateur.sondehub.org

amsat-uk.org/beginners/balloons/
Forum: Military Aviation
13th Feb 2023, 15:01
Replies: 291
Views: 110,219
Posted By das180

Sadly it's a lot smaller at ground level.....

Sadly it's a lot smaller at ground level.....
Forum: Military Aviation
13th Feb 2023, 14:07
Replies: 291
Views: 110,219
Posted By das180

At 40 km the STP atmosphere density is 0.0038 kg...

At 40 km the STP atmosphere density is 0.0038 kg per cubic metre. The temperature is -30 deg C. So a car shaped box of air would weigh say 20 * 0.0038 = 60 grams - so the ballon can’t weigh more...
Forum: Professional Pilot Training (includes ground studies)
16th May 2022, 10:42
Replies: 126
Views: 37,610
Posted By das180

Yes, there are many trades which provide a living...

Yes, there are many trades which provide a living - but they are not aviation. Okay, if you want to pilot an airbus and nothing else will do, and it turns out you can't get an airbus captain job,...
Forum: Professional Pilot Training (includes ground studies)
16th May 2022, 08:33
Replies: 126
Views: 37,610
Posted By das180

Well there's lots of good advice here already,...

Well there's lots of good advice here already, but here is my 2p. I'm not a commercial pilot, but would have loved to have been one when I was 18. In retrospect though, I don't think it would have...
Showing results 1 to 10 of 10


 
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