Quad copter altitude test (up to 100m [300ft])

Hey all,

The weather conditions were very favourable this morning, so I took advantage and did a couple of technical flights.  The one featured here was to see how stable I could fly at altitude.  As you'll see in the video, it was quite stable on the way up, peaking and holding at 100 metres with some amazing views of Melbourne, Australia.  There's no music with this video so you can hear the change in motor pitch and how it handled the wind (light breeze).  I deliberately descended quickly and found it a little bumpy, so something to work on.

 

Enjoy Melbourne in Autumn.

 

Cheers,
David.

Views: 542

Comment by Michael Johnston on March 3, 2013 at 3:34am

manual or autonomous flight Dave?

the machine is rocking on the way down as it descending through it's prop wash.

(I think)

MJ


Moderator
Comment by David Anders on March 3, 2013 at 3:47am

Hey MJ,

This video shows a manual flight. 

I did wonder if it was prop wash as there certainly wasn't that much wind. 

I'm looking forward to the next Melbourne group meet up where we will hopefully have some space so I can get some height and distance, but it certainly proves that it can stay within a small area and be quite stable (a purpose I need). 

Comment by tony on March 3, 2013 at 5:13am

it is nice video, 

Comment by Tim Wilkin on March 3, 2013 at 6:20am

That was partly descent through prop wash and mostly the significantly reduced relative flow over the props... there's a few ways to visualise it, but basically its harder for the props to produce equivalent thrust while descending, as compared to hover or ascent. Descend slower than you would climb and you'll be fine.

Comment by Tim Wilkin on March 3, 2013 at 6:21am

btw... lovely views... gotta get your FPV going so you can buzz (err, observer) those rowing crews! ;)

Comment by Carl La France on March 3, 2013 at 8:10am

Melbourne is a beautiful place the city is much larger than I thought . You guys are going into Autumn we are looking forward to going in to spring Here.Thanks for sharing 

Comment by Daryl on March 3, 2013 at 8:19am

Nice flight, great video.  Just curious how you were able to maintain altitude and position when you mentioned this was a manual flight.  A 100m up for me with such a small aircraft is difficult to determine if it's stationary, climbing or falling.  Were you running a GCS?

Comment by Daniel Chote on March 3, 2013 at 8:31am
Which controller are you usin for this? I've noticed that downwards wobble with APM.
Comment by Muhammad Al-Rawi on March 3, 2013 at 9:02am

300ft is the rightest I've flown. Wasn't comfortable letting that speck in the sky get much smaller. 

Very nice video.

The wobbly on descend is inevitable as far as I know since you're falling into your own prop wash. Maybe if you're moving in a direction while coming down you can avoid the turbulent air?

Comment by Phil Gordon on March 3, 2013 at 11:46am

Nice Dave.

It was a cracker of a day yesterday mate! hope to get up to see you guys soon.

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