Model Forum / Radio Controlled / Helicopters / September 2005

I am an newer in the fields of helicopter. Now I need some simple
linear models of helicopter to do control simulations. I read some
papers and books and found all the models are complex and nonliear. So
I hope someone can tell me how to find the approxmiate linear models of

Hi,everyone I'm getting a GMP Competitor Pro in mint condiction. Doe
anyone have any  replacement parts for it as I'm looking for say mai
gear, main shaft, flybar or whatever you've got, so I can keep flyin
it well into my old age cos one crash and it'll be all over (I'm no

Full review and discussion of the Align T-Rex 450x Micro epowered rc
helicopter online now.  Loads of detail, photos and video of the 450x
in action.
Full free access. No registration required.  Just enjoy

i planning to hopup to a bigger heli leaving my piccolo behind.  first i
need to find a new radio.
I have allready done the homework and basicly i dont know wat class of radio
i really need.

Thanks to those of you who advised me about inverters.
I bought an Izzy 3Kw inverter for £355 from http://www.eurobatteries.com
At full wack 6Kw it draws approx 600 amps from the batteries.
If anyones interested in it's perfomance let me know....

I'm interested in buying a Hirobo Shuttle Z-TS. Could you give me some
advice on the 'pros & cons' of that particular model
Thanks in anticipation
Andy

Hello just finished putting together my new Raptor 50 v2 and took it of the
ground in heading hold mode of a csm 560 gyro that was fine tried with out
heading hold and it turned left slightly I put in right stick and can hold a
good hover my question is, it says on the csm ...

I  am currently trying to decide if an engineering project that I had
in
mind would be possible to complete in the time that I have.
I wanted to experiment with creating an unmanned aircraft to deliver a

I have created a new message forum for RC pilots.  It's low
key, but has alot of new and fun features.  Upload photos and video
clips too. Looking for pilots to give it a try and build a user base. I
want to add additional forums as well as looking for moderators too.

I bought a set of carbon tail boom supports today and if I leave there
current length as is it will push my rear stabiliser further back.As it is
now the stabiliser sits directly under the last part of the rotor blades.
Will moving it back out from under the blades effect the ...

Hi, I'm a complete newbie to the rc heli world, so this may be silly,
but I have question that's been bothering me for a while. Is there a
good reason why an rc helicopter that was controlled by shifting its
center of mass instead of by moving the rotor assembly wouldn't work? I

Hello everyone, I am interested in building the Hirobo Lama , the 1/5 th.
Scale model. I know this is an expensive model but I would like to know if
anyone has this model or has built one. Dave Nieman ( U.K.)  had one a few
years ago and I saw him fly it. Poetry in motion........ ...

I am looking for a challenge and have just about decided that RC helicopters
are the go. I have read all about the costs, crashing etc etc. What I am
after is some guidance on where to start. I would like to build from scratch
(part of the challenge and getting to know the ins ...

I've seen the Walkera Dragonfly 35 helis around... They seem very good
value.... Servos, receiver, motor, gyro etc... all for around £130,
including batteries, and a tranny.
I was looking to buy a T-Rex 450X, or a Zoom, as they seem to be the best