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Re: Algebra build thread

Posted: 14 Nov 2017, 20:03
by eric friend
In my 'in-house model shop' , i.e. the attic. I have a ready-to-fly 2.5 metre Algebra (ply fuz) complete with Fleet servos :o , a part built 2.5 metre version plus two rare unbuilt 2 metre kits. I remember seeing Sean flying the original at the Silent Flight Nats back in the 80s, it certainly used to shoot up the line! :D

Re: Algebra build thread

Posted: 14 Nov 2017, 21:02
by PaulB
I have an algebra, told it maybe a mick reeves version! The airframe is over 40 years old now, so im reluctant to fly it. If anyone has a kit of this version or can shed any more light please pm me!

Good luck with the build, looks great!

Re: Algebra build thread

Posted: 26 Nov 2017, 15:54
by Tctele
Well being a new member and corresponding with Peter on his Algebra I've decided to design a new wing for my untouched kit from many moons ago. The original unbuilt wings have de laminated but I always loved the lines of the Algebra. The wing is an Aegea/Supra hybrid at 120" Using AG35 - AG37, I may change the section but this is a first draft and it would be quite easy and quick to build, EDA is 6 degrees. Please feel free to comment or suggest any improvements. This is my first real go with Wing Helper, I have Profili Pro and Compufoil, if version 4 comes out as promised by the end of the year I think it will be a great tool.

Could anyone point me please to who does laser cut ribs and webbing.

Tony

Re: Algebra build thread

Posted: 26 Nov 2017, 16:01
by Tctele
Obviously I've done someting wrong with trying to upload a scree shot! Apologies all

Re: Algebra build thread

Posted: 26 Nov 2017, 16:35
by Barry_Cole
Cliff Evans wrote: 26 Nov 2017, 16:11 I do laser cutting!
And very good it is too, if I may say so....

:D :D :D :D

BC

Re: Algebra build thread

Posted: 26 Nov 2017, 18:50
by Tctele
Hi Cliff

I'm not quite finished with the draft yet. I need to order some carbon and select some more wood to get the exact measurements then I can finish off the wing plus do the tail feathers. Can you cut the webs as well as the ribs and is dxf ok? If you don't mind sending me your e mail address in a pm I'll send you the files when I'm done which will include a full wing planform, plus some notes which should be sometime this week. I'm in no massive rush to get them cut as I wouldn't start building until the New Year with Christmas coming up and I'm sure you're probably busy.

All the best, Tony

Re: Algebra build thread

Posted: 06 Jan 2018, 15:05
by Peter Balcombe
A 2nd Algebra started and the opportunity taken to get a photo of the inside of the wings just prior to adding the lower sheeting.

Re: Algebra build thread

Posted: 06 Jan 2018, 17:38
by Geoff Pearce
Looking good Peter , keep at it .

Re: Algebra build thread

Posted: 16 Jan 2018, 15:30
by robc
I'm glad to see there are other fans of the Algebra out there. I love flying mine, I've even fitted it with a tow release! I'm keen to get a replacement fibreglass fuselage as mine is a bit of a mess, are they being sold by anyone yet?

Rob

Re: Algebra build thread

Posted: 09 Feb 2018, 16:13
by Peter Balcombe
Two new Algebra now awaiting their warpaint when the weather warms up a bit.