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Himax build log  This thread currently has 17,689 views. Print
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gyrojeffro
April 1, 2018, 2:37am Report to Moderator
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Quoted from 71
Are you sawing your wood from house framing grade  2x4s ?


some of it I did, the bulk of my wood I ordered from aircraft spruce. photos don't always tell the real story. This certainly isn't a diss about team aircraft but the picture of the rs17 member on the left is from team, the rs17 member on the right is a 2x4 "select" I cut.



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Doug Green
April 1, 2018, 11:09pm Report to Moderator
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I have looked for white pine here in TN and can’t find anything decent at the home improvement stores. All they have is SPF and some of it looks ok but don’t know what it is. When I start my build I will have to order.
Is there anywhere to order good white pine from? I don’t mind paying for all spruce but pine is lighter. None of the aircraft suppliers carry white pine that I know of.
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Tom
April 2, 2018, 12:32pm Report to Moderator
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Not to dissuade you from white pine necessarily, but I would point out that it is on average only about 8% lighter than sitka spruce.  Also it is on average 14% weaker.  Nothing wrong with that given the aircraft is designed for it, but also there isn't much incentive to not use Sitka Spruce.  The pricing pre-cut to the dimensions needed from, say, Aircraft Spruce make the Sitka Spruce a pretty good deal.

Tom
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Doug Green
April 2, 2018, 5:40pm Report to Moderator
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I agree with spruce being a good deal but 8% heavier could be an issue if trying to stay under 254 lbs. I wonder if a Max can be built legal ultralight using spruce?
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cdlwingnut
April 2, 2018, 11:16pm Report to Moderator
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If you are looking at local lumberyards or lowes i know a couple of pietenpols have been built with poplar are are flying.
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gyrojeffro
April 3, 2018, 1:17am Report to Moderator
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Laid out the dimensions for the fuselage sides on my building table and screwed blocking down to keep everything in place.



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cdlwingnut
April 3, 2018, 3:19am Report to Moderator
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Looking good you are on your way
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gyrojeffro
April 11, 2018, 2:17am Report to Moderator
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I bought my first instrument and I have barely started my build. I got a killer deal on this and couldn't pass it up. yes that is a moving map on my wrist. A hall wind meter, my gps watch, and cht/egt guages is all the instruments I will have when I start flying my himax.



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gyrojeffro
May 1, 2018, 3:31am Report to Moderator
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Looks like aircraft spruce got some stock of .8 mm ply been out of stock for over a month. Also found a used rotax 277 on barnstormers with the title "motivated seller" been over a week since the motivated seller wanted some cash in his pocket.  
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gyrojeffro
May 26, 2018, 3:26am Report to Moderator
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It looks like my $1300 supply of marine grade plywood and hand sawn "aircraft grade" spruce should arrive by freight pretty soon. ready yo build a airplane.
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PUFF
May 29, 2018, 12:11pm Report to Moderator

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GIT-R-DUN!
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gyrojeffro
May 31, 2018, 2:09am Report to Moderator
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Here is the horizontal stab spar curing. I now have all the plywood I need and most of the longer pieces of spruce to complete the fuselage and wings basic structure. Got a set of completed ribs and push pull cables thanks to a forum member. After the tail is complete its on to the fuselage.  



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gyrojeffro
June 1, 2018, 1:25am Report to Moderator
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I figured people would want to see how the light tail is built. Its a little complicated atleast for me. first photo is the center of the horizontal stab showing the blocks where the vertical stab will get bolted up. second photo Gluing in the horizontal stabilizer spar doubler.



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gyrojeffro
June 2, 2018, 3:19am Report to Moderator
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got the horizontal stab leading edge spars built and the complex section of the middle of the stab finished.



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gyrojeffro
June 4, 2018, 1:23am Report to Moderator
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I just need to sheet the leading edge and add a couple more pieces and I can start building the elevator.



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cdlwingnut
June 5, 2018, 12:13am Report to Moderator
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Its looking good
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gyrojeffro
June 5, 2018, 1:15am Report to Moderator
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The leading edge is ready to sheet.  There are six thicker 3/4" ribs, two at the top, one on the bottom on each side. to speed up the build process I bandsawed the ribs to rough dimension from rs stock clamped them all together and gang sanded them on my table top belt sander.  



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bigbrixx1
June 6, 2018, 1:36pm Report to Moderator

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Very nice work!


V-max. Finished. Now in phase one flight
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gyrojeffro
June 9, 2018, 3:20am Report to Moderator
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Quoted from bigbrixx1
Very nice work!


Thanks! I think I may have a flying airplane by this same time next year.   I got all the material to finish the tail which is almost done ,  then I can finish my favorite part and make engine noises
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gyrojeffro
June 10, 2018, 3:22am Report to Moderator
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The horizontal tail leading edge is curing. I clamped the .8 mm ply between two boards after wetting it, it held its shape well after two days. The elevator spar is curing too, sorry no photos. I am officially out of epoxy. I ordered two quarts because I want a airplane, and that is how.I roll.
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gyrojeffro
June 10, 2018, 3:44am Report to Moderator
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Let's get honey badgers opion!

https://m.youtube.com/watch?v=4r7wHMg5Yjg
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gyrojeffro
June 11, 2018, 3:09am Report to Moderator
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leadin edge of the horizontal stab and my happy mug shot!



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gyrojeffro
June 14, 2018, 1:14am Report to Moderator
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Building the elevator and cutting the tail strut brackets. I have never worked with 6063 t-52 but after cutting and drilling one of the brackets its hardness seemed similar to 6061. Just a word of caution, when you cut and shape your aluminum parts be sure you don't heat up the metal too much, it will get soft. I figured that out years ago trying to cut aluminum with a angle grinder  



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gyrojeffro
June 19, 2018, 1:38am Report to Moderator
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bolting the vertical and horizontal stab together and attaching the struts.



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gyrojeffro
June 21, 2018, 1:47am Report to Moderator
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The tail is completed and put away for storage. Now to build the fuselage.



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gyrojeffro
June 22, 2018, 2:17am Report to Moderator
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one side of the fuselage is curing.



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PUFF
June 22, 2018, 11:53am Report to Moderator

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Lookin Good!
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cdlwingnut
June 22, 2018, 12:13pm Report to Moderator
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You are moving right along.
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gyrojeffro
June 24, 2018, 3:43am Report to Moderator
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I have ate sleeped and breathed avation my whole life, I don't feel I have  perfectted aviation  but I do feel I have something to share. I feel my opinion is worth something.https://m.youtube.com/watch?v=HzNhQefDvH0
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gyrojeffro
June 26, 2018, 3:13am Report to Moderator
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The second half of the fuselage curing. I ran short of the wood I thought I would need to finish the fuselage, luckily AS was there to save the day. Next job is to build the plywood bulkheads to join the fuse sides. gettin closer to makin engine noises.  



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