Here's one for the serious builders. Show us your ideas

The Cyprus A10 THUNDERBOLT

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09 Apr 2017 20:37 #166 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
If you look at it like that then I suppose there is no right way up ;)
Added ply blocks for the hinges

Cut some proskin to cover it with

Glued it on with polyurethane glue and weighted it down to dry

An hour later it is done the surface is ready to paint

Cut the fin plug to shape and pinned it on ( as you do )
Thanks: Eric, Klipkopwildlife, Quorneng, blue123, boz

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09 Apr 2017 20:43 #167 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
Took the parts outside and laid them in position





Shes a big un
But I had to do me day job first today, did this for her
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Thanks: Klipkopwildlife, Quorneng, Ralpharr2001, boz, Firewood

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09 Apr 2017 20:55 #168 by Ex-Member
Replied by Ex-Member on topic The Cyprus A10 THUNDERBOLT
Looking good Tony.

the fin just cut from one sheet or is it layers.

Tony B

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09 Apr 2017 21:42 #169 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
Two layers of 9mm balsa

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11 Apr 2017 19:34 - 11 Apr 2017 19:39 #170 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
After I had finished my day job I got on with the A10, started on the plugs from the engine housings

Filling and rubbing down with wet and dry, they are now being polished

Much less work needed on the plugs made from balsa than the ones made from foam,
Added the hard mountings for the underwing stores, four on each wing

Then the fin, I had intended to do them in fibre glass, but I would need four separate moulds, four separate half's to be joined together with the internal woodwork, so im doing them in balsa, cut out some middle bits to lighten, saved 42 g :lol: then rebated it and laid 3/32 balsa in it





Then the tail plane, added the ply frames and pull strings for wires for the elevator servos, ply blocks for hinges, hard points for fixing the fins to sanded it all down and then covered it with proskin and weighed it down with magazines


Last edit: 11 Apr 2017 19:39 by THE BLACKBIRD.
Thanks: Klipkopwildlife, blue123, boz, Firewood

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11 Apr 2017 19:44 #171 by Quorneng
Replied by Quorneng on topic The Cyprus A10 THUNDERBOLT
Rebated balsa skin!
Seems a complex way of doing it. I would have thought it would have been simpler to build a balsa framework and then balsa sheet it. :P

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11 Apr 2017 19:51 #172 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
Yes Simon but this was the plug for the glass fibre ones ;)

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11 Apr 2017 20:17 #173 by Ex-Member
Replied by Ex-Member on topic The Cyprus A10 THUNDERBOLT
seems an awful waste of balsa wood to me, but i am a tight so and so. ;)

Tony B

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12 Apr 2017 08:43 #174 by Klipkopwildlife
Replied by Klipkopwildlife on topic The Cyprus A10 THUNDERBOLT
I think it's what you're comfortable with Q. It's another building method and my thanks to BB for showing us. Somewhere in the world a model may be languishing because the builder has run out of ideas to get around a problem. This may just provide the key! :)

Do it now, you may never get another chance
Thanks: THE BLACKBIRD, boz

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12 Apr 2017 12:16 #175 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
I have always gone through life with the attitude that there is an easy way and a hard way to do anything, so I always look for the easy and best way out of a situation, if it cost a few penny's more so be it, but look at the time saved, time to me is priceless
Some people money rules their lives, thank god I have never thought like that
I have never been rich nor will I ever be, I only have my state pension to live on, after events of 5 years ago, but I don't let it bother me, :P ;)
Thanks: boz

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12 Apr 2017 13:21 #176 by Quorneng
Replied by Quorneng on topic The Cyprus A10 THUNDERBOLT
If the original solid balsa fin was going to be used as the plug for a glass mould then the chosen method of its conversion to a 'flight' item makes complete sense. Many thanks.
Thanks: THE BLACKBIRD, boz

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12 Apr 2017 19:43 - 12 Apr 2017 19:52 #177 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
Been tidying up the tail plane and finishing it off, servo mounts are done, just waiting for the hysol to go off

Made the other fin, same as the other one to keep the balance, also laid in a 6mm ply mounting point



Laid the first of the engine to fuselage fairings

And have been figuring out the main gear mounting o get the angles right, it seems the these planes have long legs, I never noticed before but to get the wheel in the right place with it up determines how long the legs are, probably a 100mm longer than the hunter



I shall be trying to do my own gear again as the set for the Skymaster A10 which is the exact same size as this one is 1900 dollars :S
Last edit: 12 Apr 2017 19:52 by THE BLACKBIRD.
Thanks: Klipkopwildlife, Ex-Member, Quorneng, blue123, Ralpharr2001, boz, Firewood

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13 Apr 2017 20:03 - 13 Apr 2017 20:16 #178 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
Not a real productive day today
Been working on the retract bearers and the retract pod, took a bit of working out as I have lost the parts for the 1/48 plastic model








About finished the fins, a bit more sanding then they can be glassed

Also finished the tail plane I think ?

Was hoping to go to fly in the morning but the weather looks to be bad as it dose for the whole weekend :S
Last edit: 13 Apr 2017 20:16 by THE BLACKBIRD.
Thanks: Klipkopwildlife, Ex-Member, Quorneng, blue123, Ralpharr2001, boz, Firewood

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14 Apr 2017 20:55 #179 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
An even less productive day on this gal, a bit more sheeting done and I found just enough bits of blue foam and stuck them together for the front of the pod

Flying in the morning before gardening but hope to do a little more on her :)
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Thanks: Klipkopwildlife, Ex-Member, boz, Firewood

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15 Apr 2017 20:19 #180 by THE BLACKBIRD
Replied by THE BLACKBIRD on topic The Cyprus A10 THUNDERBOLT
Had no time much on it today, but done some more on the pod, reshaped it as it did not look right, it is about done now and I have sorted the retracts out so I can use the same sort as the other jet, cheap ;)




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Thanks: Klipkopwildlife, Ex-Member, Quorneng, blue123, boz, Firewood

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