New big Ripmax Xcalibur (Xcalibur+)
#27
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I guess that makes sense I never thought about anti rotation pegs. I was just wondering about a clear canopy because I thought that would really give it a little nicer look on an already pretty slick looking model.
Jason
Jason
#28
Thread Starter
Jason
I had thought about it on the smaller Xcalibur. Will discus with Ripmax and see if the factory is able to produce such a big screen.
Dave
I had thought about it on the smaller Xcalibur. Will discus with Ripmax and see if the factory is able to produce such a big screen.
Dave
#34
Thread Starter
Same as the standard size, the holes are drilled, but you have to glue the hinge points in position, add the control horns etc...but its a very sorted package, unlike other lower cost designs that are aimed at beginners there has been a lot of thought put into the design, its been "finished" where as other manufacturers seem to get 97% there and seemingly think, ah that will do. From my experience Its rare retracts are designed to fit, no cutting or packing to get the gear in. Everything is included and I have now seen enough std Xcaliburs using all the supplied equipment operate faultlessly. Its credit to Ripmax they have achieved this with their manufacturers and at a good price point.
My first Xcalibur build start to finish was under 30 hours, this won't be much more, just one more elevator servo to install.
Dave
My first Xcalibur build start to finish was under 30 hours, this won't be much more, just one more elevator servo to install.
Dave
Last edited by Dave Wilshere; 02-03-2015 at 01:02 PM.
#39
Thread Starter
Jason
The P-70 will fit, early in the thread you will see one of my customers fitted one and there is a little video.
You need to trim some of the inlet duct only and use the packers
Dave
The P-70 will fit, early in the thread you will see one of my customers fitted one and there is a little video.
You need to trim some of the inlet duct only and use the packers
Dave
#43
Thread Starter
Jason
If you read the original post I did some 85N (P-80SE) tests from the same grass site and strip and although that day was windy, it coped really well and flew fine. Didn't have a video man that day, but soon as I can get a chance I'll do a video with 120N and 90N
When this project was started the thought was 120-140N would be the most popular size used
But the Xcalibur+ will be a great grass airframe.
Dave
If you read the original post I did some 85N (P-80SE) tests from the same grass site and strip and although that day was windy, it coped really well and flew fine. Didn't have a video man that day, but soon as I can get a chance I'll do a video with 120N and 90N
When this project was started the thought was 120-140N would be the most popular size used
But the Xcalibur+ will be a great grass airframe.
Dave
#44
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What are you using for a flap to elevator mix or does it have much pitch up or down when you apply full flap for landing? It looks like a real floater on landing and slows up awesome.
Jason
Jason
#45
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Jason
The Xcalibur pitches up slightly, the Plus less than the standard size. This one has around 2mm down with full flap. I did not adjust Ripmax's original set up and feel that another 5 degrees of flap would be perfect, its also a lightly loaded airframe as you say so something that would benefit from CROW to make spot landings even easier, the reduction in lift would be good. I will play with that when I have an airframe to experiment with.
Dave
The Xcalibur pitches up slightly, the Plus less than the standard size. This one has around 2mm down with full flap. I did not adjust Ripmax's original set up and feel that another 5 degrees of flap would be perfect, its also a lightly loaded airframe as you say so something that would benefit from CROW to make spot landings even easier, the reduction in lift would be good. I will play with that when I have an airframe to experiment with.
Dave
#46
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So adding another maybe 5 degrees of flap at full would be the sweet spot? That sounds good and 2mm of down elevator isn't much at all so that makes it a sweet set up. I added CROW to a couple other of my sport turbine models and that helps reduce the "floating" nicely. It'll be nice to see what you come up with for settings when you get your hands on one to work with all the set up options.
Jason
Jason
#47
Thread Starter
For me, yes. More drag the better.
Its not floaty as such, but it's obviously lightly loaded. There will be plenty of time to experiment and advise.
Dave
Its not floaty as such, but it's obviously lightly loaded. There will be plenty of time to experiment and advise.
Dave