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Dave Johnson 1/4 scale Albatros DIII

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Dave Johnson 1/4 scale Albatros DIII

Old 01-10-2012, 11:51 AM
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barzini
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Default Dave Johnson 1/4 scale Albatros DIII

Hello,
Has anyone built the Dave Johnson Albatros in 1/4 scale? Or is there anyone currently building one? Im interested in hearing about your experience. Any help is greatly appreciated.
Barzini
Old 01-10-2012, 01:46 PM
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cocobear
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Default RE: Dave Johnson 1/4 scale Albatros DIII

I built one:-)
Old 01-10-2012, 02:47 PM
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Fokker triplane
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Default RE: Dave Johnson 1/4 scale Albatros DIII

To Mr. Barzini: I have the plans also a complete kit. I also have the building instructions for this fine aircraft. Now if you want the building instruction I'll be happy to burn you a set. Triplane.
Old 01-10-2012, 03:04 PM
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barzini
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Are the building instructions the same as the Model Airplane News December 2005 article on the 1/3 scale?
Barzini
Old 01-10-2012, 05:04 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

who you think you are Dave Johnson lol
Old 01-10-2012, 06:40 PM
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Fokker triplane
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Mr. Barzini; No; they are more in-depth. They came with a set of plans that I purchased over the internet a while back. They are better then the MAN plans of Feb 2005. Triplane.
Old 01-11-2012, 06:34 AM
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Default RE: Dave Johnson 1/4 scale Albatros DIII


ORIGINAL: cocobear

I built one:-)

^ Talk to this person about building it. ^
Old 01-11-2012, 08:35 AM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

I've been building one off and on for about 3 years now (I'm easily distracted). I've got the fuse framed up and mostly sheeted. I started on the wings a few weeks back. Now, if I can just not get too distracted with some repaints of Flyzone Albatri, and a Fokker Dr1 that I'm doing (it's all your fault Cocobear).

There a good build thread on The Aerodrome Forum http://www.theaerodrome.com/forum/fl...tros-diii.html While it's closed, there is a great deal of helpful info there.

Here's how I plan to finish mine.


I have unfortunately joined the ranks of the unemployed as of last week, so for now, I have no excuse to not get some real progress done on it while I search for gainful employment.


Fokker Triplane, I would greatly appreciate obtaining a copy of the instructions that you have as well.
Old 03-01-2012, 03:04 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

I've (re)started work again on mine. Anyone else building?

J
Old 03-01-2012, 03:27 PM
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barzini
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Default RE: Dave Johnson 1/4 scale Albatros DIII

I just started a DIII I have to pick up a piece of 3/4" pipe to start the fuselage build.
Old 03-04-2012, 02:02 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Barzini, I used CA for the fuse sheeting, except for the final pieces that sealed everything up and there I used Titebond.

J
Old 03-05-2012, 05:04 AM
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barzini
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Default RE: Dave Johnson 1/4 scale Albatros DIII

J,
Thank You,What is reed dowel and where can I get some?
Barzini
Old 03-05-2012, 05:46 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Having way too many problems posting.
Sorry.
Interesting, if I edit my post I don't have problems.
Old 03-11-2012, 12:10 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

If you haven't built the stab yet, you might want to check the location of the the middle and outer ribs. I made some airfoil shaped ribs out of 3/16" balsa and then added them outside the 1/4" square as shown on the plans. I then removed the 1/4" square.

PS: If you do a search for caning reed, yuo should find several suppliers. I use 1.5mm for "wire" TEs and 3.25mm for tube TEs.(1/4 scale AC).
Old 03-11-2012, 03:46 PM
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barzini
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Im not sure how the stab goes together? The article says make a hole for a 1/4" tube and the plan shows a 1/4" balsa spar going through the fuselage?If I had a picture it would make things easier. My plans are reduced 1/3 scale plans.Im building a box spar for the wing also.
Barzini
Old 03-11-2012, 07:35 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

I think that will depend on if your spar is round (carbon fiber perhaps) or square stock, which is what is on my plans (the 1/4 scale ones). Why the discrepancy between Dave article and plans? Dunno. I'll be on the tail feathers on mine as soon as I build one more aileron and crank out the bottom wing, hopefully this week.

Your best reference online is undoubtedly jtisch's DJ 1/4 DIII build thread on theaerodrome.com (from 2007 to 2009).

http://www.theaerodrome.com/forum/fl...tros-diii.html

Also Dave's build thread here on his 1/4 scale DVa (while different) is also helpful.

http://www.rcuniverse.com/forum/m_67...tm.htm#6725450

(Pardon me if I've already mentioned those)
Old 03-12-2012, 09:08 AM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

I deviated from way shown on the plans and my stab is a plug-in affair. It's a bit more work but I can cover the stab halves before they are attached.

J
Old 04-07-2012, 03:34 AM
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barzini
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Default RE: Dave Johnson 1/4 scale Albatros DIII

J,
Did you run cables to the rudder tiller through tubes? Or just the cables free in the fuselage? Also can you post a picture of your landing gear set up,Which book do you suggest for reference?
Thank You, Barzini
Old 04-07-2012, 08:01 AM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

The rudder cables are just running free, which might pose a problem if I need to replace them. I did put in tubes for the elevator cables, but not full length tubes. I'll try to get some pics of the LG Monday. I have the Windsock Datafile, a series of C&C articles, and other bits and bobs for reference.

J
Old 04-10-2012, 08:42 AM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Here's a couple of pics of my set-up. Direct nyrod to rudder tiller, and short pices of inner nyrod for pull-pull cable guides for elevator. I think this is about the same way John did it.


views are from the underside.


The lite ply box in front of the rear former is to hold the extension of the tail skid mount up into the fuse. Dave Johnson recommended this modification.
(I haven't made the cut out in the bottom stringer for the hardwood tail skid piece yet).

Hope these help!

Old 04-23-2012, 02:22 PM
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barzini
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Can someone post a picture of how there engine is mounted?I have a Cheetah 42 and I also have a Zenoah G-45. Im not sure which engine Ill use.
Old 04-23-2012, 02:43 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

http://www.rcuniverse.com/forum/m_67..._2/key_/tm.htm
Old 04-26-2012, 12:37 PM
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barzini
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Where are you guys getting a 6" spinner for the Albatros?Im in the process of making one out of fiberglass but Im not sure what Im going to use for the backplate?
Old 04-26-2012, 08:19 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Barzini,
Here's what I make. I have the same one on my scratchbuilt 1/4 scale Dv. I have to make one for Luckydog too. Sorry for the delay Mike. The pictures in this ad are for the 1/3 scale Albi.


http://www.rcgroups.com/forums/showthread.php?t=1547657

Thanks,
Martin
Old 05-02-2012, 10:00 PM
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Default RE: Dave Johnson 1/4 scale Albatros DIII

Life is what happens when you really want to be making airplanes. I think I have all the plumbing problems in my house fixed (fingers crossed). I am also "mentoring" a high school senior with his project and that is on my bench now. I hope I can get back to the Albie after the 18th.
J

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