This is a Do It Yourself site, not necessarly a show your details site.
If you had the chance, like me, to know some russian people, you will probably change the way you think about them...
Anyway vis.asta is an inventor, a DIYer and a multirotor fan and just for that you should respect his work. For what I see from his site astacopter.ru he is not a faker. Also beware that this kind of technology is worth a lot of money especially in the military market, and Russia as the U.S. is a heavly military country. BTW I don't think that if he shared details like 100Kv motor, 20Ah 5C battery and 15" prop size, will give the non-believers peace. It will just give them more stuff to discuss on...
Microdrone Md4-1000 claims a flight duration of 88 minutes (with no payload I guess), so very long flight times are possible, Graham just underline the main points to achieve it.
not to be sceptic... but the flashing lights of your quad don't pulse for a period of time when doing low pass hover on the snow. that is suspicious, that was the first thing that stood out to me. I don't really care if it is real or not at this point... it seems that everyone is more focused on proving this to be not true then being amazed at the long flight time. I guess its what you want?
Comments
I think Jaan Kronberg and Graham Dyer were quite explanatory.
This is a Do It Yourself site, not necessarly a show your details site.
If you had the chance, like me, to know some russian people, you will probably change the way you think about them...
Anyway vis.asta is an inventor, a DIYer and a multirotor fan and just for that you should respect his work.
For what I see from his site astacopter.ru he is not a faker.
Also beware that this kind of technology is worth a lot of money especially in the military market, and Russia as the U.S. is a heavly military country.
BTW I don't think that if he shared details like 100Kv motor, 20Ah 5C battery and 15" prop size, will give the non-believers peace. It will just give them more stuff to discuss on...
Good job vis.asta!
Microdrone Md4-1000 claims a flight duration of 88 minutes (with no payload I guess), so very long flight times are possible, Graham just underline the main points to achieve it.
A couple ways to get high endurance:
As an example, I have a 1/4 scale Piper Cub weighing 6kg (13.2 lb) which can fly for 14 minutes on just a 2200mAh pack!
How? Well the pack is 6S (25.2V), motor is an Axi 4130/20 (305Kv) swinging a 18x8 prop (and the plane despite being heavy has a massive wing area.)
Mark Lanning, you have mistake.
I never wrote 80 min flight time with 2kg.
I wrote 30 minutes with 2kg payload, it is a lot different.
What did I take away from this post? Great music! The rest is for the Mythbusters...
vis.asta,
All of us can agree that your posts always have a lot of views and comments :-)
Flight endurance like this is very valuable to the market, and would really expand the uses of aerial robotics.
I will buy a system from you, if you let me test drive first.
удача
Want to know more - read the Russian forum, where I write a lot in my language :)
accelerate it in 10 times - see what happens.
When battery is near empty - flashed again all :)
not to be sceptic... but the flashing lights of your quad don't pulse for a period of time when doing low pass hover on the snow. that is suspicious, that was the first thing that stood out to me. I don't really care if it is real or not at this point... it seems that everyone is more focused on proving this to be not true then being amazed at the long flight time. I guess its what you want?
all the best!
I am glad that there is a smart and thoughtful people like you! :)
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