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-   -   FOX COMPOSITES Bae HAWK, Build thread (https://www.rcuniverse.com/forum/rc-jets-120/5457389-fox-composites-bae-hawk-build-thread.html)

Gordon W 07-06-2009 06:11 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
The deployed flaps create a lot of washout. So with flaps deployed, I find that there's no greater risk of tip stall with drooped ailerons than with them level.

digitech 07-06-2009 06:18 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
can you guys tell me :

is it rail mounted or firewall mounted?
oleo size from pickup to axle centre from mains and front?
we do have some sets that could fit.



GrayUK 07-06-2009 07:24 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Its firewall

Dont have the other details at hand.

Paul

Gordon W 07-06-2009 02:10 PM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
1 Attachment(s)

ORIGINAL: digitech
can you guys tell me :

is it rail mounted or firewall mounted?
oleo size from pickup to axle centre from mains and front?
we do have some sets that could fit.
Hi Sandor

Pic 1 is noseleg length (120mm) from base of retract block to wheel axle on mine. Nosegear is Robart 517 105deg. Wheel dia is now 50mm.

Pic 2 shows Robart steering arm, which is separate from leg.

Pic 3 shows that piston is directly linked to swinging arm, resulting in binding at ends of travel. An intermediate link is needed.

Pic 4 shows length of mains from base of retract block to wheel axle. Retract unit is Robart 510 90deg.

Pic 5 shows inboard side of cut-off wheel yoke.

Pic 6 shows outboard side of wheel. Main wheels are now 65mm Eurokit.

Hope this helps

Gordon

Edit: I had brain fade with original Pic 1. I've now amended the length to its proper 120mm!

GrayUK 07-06-2009 02:18 PM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Nice job GW.
Thanks

Paul

Avaiojet 07-07-2009 07:42 PM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
1 Attachment(s)

If you download the Eurokit .pdf cat there is a side view.
I don't see that file! [&o] I don't read Italian.:( So I can't find the file to download? Maybe I'm not in the right website?

I also see in their website you have to sign in?

I would like to have the nosewheel strut. Could someone buy it for me and send it to me? I would appreciate it. I can use PayPal, check, Master Card.

Gordon, those photos are great! Really helps me alot. Thank you.

I was going to have my gear retract backwards, but I see now I can have it go forward just like the actual aircraft. Great setup!

Gordon, did you shorten the nosegear strut? I'm asking because I see you have your mains are at 96MM and the nose gear at 120MM. Your model sits nice and level?

Your retracts are air?

I'm doing my first Jet and first retracts so I need all the input I can get.

Help me with getting the nosewheel? one less thing I won't have to think about[sm=bananahead.gif]

Here's the link to the struts in this photo.

http://www.altecare.com/struts.htm

John,

Thanks for those photos and the link.



Charles

3d flip 07-08-2009 03:47 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
1 Attachment(s)
Hi Charles

Motors & Rotors have the legs in stock, I am shore Dave will be able to help you.

http://www.motorsandrotors.com/


digitech 07-08-2009 05:21 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 


ORIGINAL: Gordon W


ORIGINAL: digitech
can you guys tell me :

is it rail mounted or firewall mounted?
oleo size from pickup to axle centre from mains and front?
we do have some sets that could fit.
Hi Sandor

Pic 1 is noseleg length (120mm) from base of retract block to wheel axle on mine. Nosegear is Robart 517 105deg. Wheel dia is now 50mm.

Pic 2 shows Robart steering arm, which is separate from leg.

Pic 3 shows that piston is directly linked to swinging arm, resulting in binding at ends of travel. An intermediate link is needed.

Pic 4 shows length of mains from base of retract block to wheel axle. Retract unit is Robart 510 90deg.

Pic 5 shows inboard side of cut-off wheel yoke.

Pic 6 shows outboard side of wheel. Main wheels are now 65mm Eurokit.

Hope this helps

Gordon

Edit: I had brain fade with original Pic 1. I've now amended the length to its proper 120mm!


thanks

i am prototyping a new gear at the moment
will let you now how it goes in the next few days.

it will also fit other planes

digitech 07-08-2009 05:24 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 


ORIGINAL: Gordon W


ORIGINAL: digitech
can you guys tell me :

is it rail mounted or firewall mounted?
oleo size from pickup to axle centre from mains and front?
we do have some sets that could fit.
Hi Sandor

Pic 1 is noseleg length (120mm) from base of retract block to wheel axle on mine. Nosegear is Robart 517 105deg. Wheel dia is now 50mm.

Pic 2 shows Robart steering arm, which is separate from leg.

Pic 3 shows that piston is directly linked to swinging arm, resulting in binding at ends of travel. An intermediate link is needed.

Pic 4 shows length of mains from base of retract block to wheel axle. Retract unit is Robart 510 90deg.

Pic 5 shows inboard side of cut-off wheel yoke.

Pic 6 shows outboard side of wheel. Main wheels are now 65mm Eurokit.

Hope this helps

Gordon

Edit: I had brain fade with original Pic 1. I've now amended the length to its proper 120mm!


Gordon what is the depth of the wing?
measure please top of the rails , and distance from depth to top of those rails.
also need depth of max retract

Avaiojet 07-08-2009 07:06 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
John,

We're going around in circles with that strut.

How many times do I have to say I can't find it in the website? I also can't read Italian.

Please just paste the link to the strut in his website.

Charles.

3d flip 07-08-2009 08:27 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Charles.


You will have to call or e-maill motors & rotors for more information You will not be able to order it on his website.


You will also find the eurokit web site in English http://www.eurokitlucca.it/ashop/Cat...rPage=10#Items

Top left language .. inglese

John



Avaiojet 07-08-2009 10:02 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
John,

Thank you for that. I appreciate it.

I got an E-mail off to them, see what they say. Looks like they have a nice main strut. Item number CAR/15082/000. But this item could be the same as the nose strut?

I like their wheels also, but my guess is I should purchase wheels from someone in the USA. Be easier to replace or maintain.

How do you guys view "Jets over the pond?" :D

Something going I should know about?

Charles

PROP_EATER 07-08-2009 03:40 PM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
WARNING ALL RC HOBBY FRIENDS THERE IS A MAJOR RC SCAM ARTIST ON E-BAY AND HE IS TRYING TO RIP PEOPLE OFF. HIS ID IS thunderjet85 IF YOU HAVE ANY ENCOUNTERS WITH HIM STOP THE TRANSACTION AND CONTACT EBAY RIGHT AWAY!!!! IT MAY APPEAR THAT HE IS A SOLD USER BUT IT IS A SCAM. THANKS FRIENDS!

Avaiojet 07-08-2009 05:29 PM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Hey! Talk about changing the subject?

Does this guy have a product auction number?

All,

I'll be back with gear and strut questions. Thanks for what you've given me so far. I really appreciate it.

Charles

digitech 07-09-2009 02:14 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 


ORIGINAL: GrayUK

Its firewall

Dont have the other details at hand.

Paul

Paul
would it be better if i lasercutted a new secondary former with rails in between?
like we made for the intro?
would be easy to mount , and more rigid?

Gordon W 07-09-2009 04:24 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
1 Attachment(s)


ORIGINAL: digitech

Gordon what is the depth of the wing?
measure please top of the rails , and distance from depth to top of those rails.
also need depth of max retract
A moulded grp bracket epoxied in the wing supports the main gear mount plate.

View post 44 page 2 and post 285 page 12 of this thread to see what is supplied.

Pic 7 below is an end view of the bracket with dimensions showing the depth available between top inner surface of wing and mounting flange. The overal depth of the wing at the retract unit position is around 40mm, maybe a mm or two more. I glued plywood doublers beneath the flanges for the self-tappers to screw into.

In pic 8, I used 1/8in thick tufnol instead of the 1/4in ply provided so that my rertract units would be concealed by the cover plate seen in pic 9. However, I don't now regard this as important.

Gordon

Avaiojet 07-09-2009 11:36 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Gordon,

Thanks for all the info, it's appreciated.

I noticed you used a "nosegear is Robart 517 105deg." Did you find the 90deg. didn't retract enough to hide the strut and wheel?

Is Robart the only maker of a 105 deg. ?

Charles


3d flip 07-26-2009 04:12 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
1 Attachment(s)
I have almost finished my hawk so I took it up field to do an engine test run the P60 fired up straight away and run perfectly.:D

I still have to finish the cockpit and balance the model.

Hear are some photos.

This thread has been grate help in building this model and I would like to thank those that have posted Photos of there set ups.


John

3d flip 07-26-2009 04:17 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
1 Attachment(s)
moor pic's

Gordon W 07-26-2009 08:23 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Your Hawk looks absolutely superb John with a very neat installation. I hope she gives you lots of great flying.

Gordon

3d flip 07-26-2009 10:47 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Thanks Gordan

I copy your method of installing the Robart retracts Your photos saved me a lot of time.

I hope she flys OK this is my first Jet. I have test flown about 9 jets in the last 2 years for my friends so I hope this one is ok.


John

GrayUK 07-26-2009 11:41 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Looks absolutely awesome!

Just remember you have ‘bags’ of extra power with the P60.[X(]
Half throttle should be more than enough.
Keep us informed.

Paul

3d flip 07-26-2009 12:15 PM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Thanks Paul

For you help and starting this thread.

The P60 should push her along fairly well :D. I will have to throttle back to save on fuel. I would have gone for the 44gold but was offered a low mileage P60 at a very good price.


I fitted my canopy window on the inside of the frame as you suggested.


I will keep you updated on the progress

John

Ron101 07-27-2009 09:03 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Hey 3D Flip (John)
is that the stock red..with the white stripe added? it looks way to good to be stock... I'm guessing you painted the red also?
great looking model... I'm going to do an EDF version very soon with a Stu Max fan

also what struts and wheels are those...the whole thing just looks awsome... great job!!

thanks
Ron

3d flip 07-27-2009 09:36 AM

RE: FOX COMPOSITES Bae HAWK, Build thread
 
Hi Ron

It is the stock red paint. I painted the white stripe and blue.

The only red I have done is the cockpit frame because I filled it to matched the fuselage better, A Friend mix up some 2 pack paint to match the fuss for me.

The legs & tyres are eurokit. I made my own wheels.


John


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