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after 6 years gestation, first signs of labor!
http://www.luthiersforum.com/forum/viewtopic.php?f=10101&t=41876
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Author:  Robert Lak [ Wed Nov 06, 2013 10:09 pm ]
Post subject:  after 6 years gestation, first signs of labor!

Been lurking here for a long time. Thought it was time to get off my duff and build my first. My first attempt at pictures so i may need to redo this post later.

I have had this wood for a long time. Contemplated a lot about using it for my first, but you never know if it'll be the last so why not go for it.

Back and sides is a nice figured ziricote From Hibdon Hardwood.
Top is a premium LS redwood I picked up from Hank Maul.
Had this wood sitting around for at least 5 years and every now and then i'd take it out and sigh.
When i bought it, it was an arm and a leg. Now, when i see where the prices are today, I laugh at how cheap it was!

The guitar is going to be a small jumbo.
14 fret.
Venitian cutaway
Wedge
Like the idea of a soundport but havent decided yet.
Haven't decided on the fretboard. Like the idea of sticking with ziricote but haven't found the right set yet.
finish will likely be zpoxy and French Polish.

I did decide to use the expert guidance of a 'local' luthier and am building in his shop. It's about a two hour drive but well worth the time. I get to work every other Saturday and sometimes throw an extra one in.


Some pics so far....

The top: LS Redwood
Attachment:
initial glue.jpg


Top cut out and brought the thickness down to 4 mm.
Attachment:
top showing figure.jpg


Rosette glued.
Attachment:
rosetteGettingGlued.JPG


I made the rosette from an old redwood burl my wife bought me as a pair of bookends. The wood was surprizingly hard...
Attachment:
Rosette Scraped small.JPG


Scraping the plane marks after bringing the final thickness down to 3.2 mm at the top to 2.8 mm at the tail.
Attachment:
Final thickness small.JPG


Laying out the bracing pattern (double-x) and the soundhole and bridge braces.
Attachment:
top bracing layout sm.JPG


Getting glued! NEED MORE STICKS!!!!!!
Bridge plate is persimmon. Just a piece of lesser needed trivia.
Attachment:
bridge plate gluing.JPG


Seems that an extra image gets attached and i can't see it to edit it out... oh well!

Author:  Robert Lak [ Wed Nov 06, 2013 10:14 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Seems to be a 7 image limit...?

And the back....
Joined and thinned. Ziricote is hard stuff! That's about 4 hours of shavings there.
Reminded me I am not as young as i was. Found muscles the next day i forgot I had...
Attachment:
BAck after glue.jpg


After cutting out and scraping...
Attachment:
back scraped and cut out side.jpg


Gluing on back bracing. Mahogany bracing.
Attachment:
back bracing being glued.JPG


So that's where she be. I thinks it's been 5 or 6 Saturdays so far.

Author:  Robbie_McD [ Wed Nov 06, 2013 10:41 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Great progress so far!
Really like your rosette...that that ziricote looks killer!

Author:  Beth Mayer [ Wed Nov 06, 2013 11:11 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Really nice....keep the pics coming!

Author:  nyazzip [ Thu Nov 07, 2013 12:19 am ]
Post subject:  Re: after 6 years gestation, first signs of labor!

trhat back is amazing ! i'd be afraid to use it too

Author:  George L [ Thu Nov 07, 2013 1:16 am ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Excellent start! You've selected some beautiful woods.

Author:  Robert Lak [ Thu Nov 07, 2013 7:26 am ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Thanks for all the comments!

Overall, the rosette was the nost difficult part. The burl was so hard i had to go out and buy new sandpaper for thinning it down to 2 mm. I used a belt sander w 80 grit but it did little to thin it. I then bought a ceramic 80 grit and that worked like a charm!

I made it extra wide, about 15 mm so i could cut it down to 13, but every time the knife got close to cutting through, it would chip on the bottom. I ended up with 9mm when i finally got it right. Maybe i should have scored it once form the other side?

The one thing i do not like is that there was some compression of the top when i cut the rossette channel. Tried scraping it down but it didn't seem to go away and started to see some flaws from the back side of the rosette show through. Most of the compression will be under the fretboard so we decided to let it be. Over-all I am 95% happy with it. If i had daily shop time I would probably do it over, but I do want to keep moving forward. I can always redo it in the future if it really bugs me.

I wasn't afraid of using the wood, just never had the time and money (at the same time!) to take a class from a professional. Things finally fell together and I am very happy with my choice. I start thinking about what's next about a week before my next session, counting the days down. LIke a kid at christmas time!

Author:  mkellyvrod [ Thu Nov 07, 2013 7:38 am ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Rob, congrads on finally going into labor - ziricote is really beautiful stuff and sounds like you're on the right track to delivery. The redwood burl looks great in that top.

Author:  Corky Long [ Thu Nov 07, 2013 8:40 am ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Nice work! It will be a beauty. Enjoy.

Author:  WaddyThomson [ Thu Nov 07, 2013 10:32 am ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Starting is the hardest part, at least it was for me. Congratulations, you are off and running now. Progress looks great.

Author:  mqbernardo [ Thu Nov 07, 2013 5:40 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

quite an auspicious start, congratulations!

Author:  James Orr [ Thu Nov 07, 2013 5:59 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Enjoy the process!

Author:  Tony_in_NYC [ Fri Nov 08, 2013 1:41 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

I love ziricote and that is a sweet looking set. Beautiful wood all around on this one. Can't wait to see it finished! Keep up the good work!

Author:  Mike Baker [ Fri Nov 08, 2013 5:39 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Great looking wood! The Ziricote is beautiful, but I'm really loving that top!

Author:  Doug Balzer [ Fri Nov 08, 2013 9:30 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Yeah that is a great looking chunk of Z.

Author:  Robert Lak [ Mon Nov 11, 2013 5:19 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Just noticed there's a Doc-U-Build forum. Should I (and can I) move this there? I do plan to use this throughout the build...

Author:  WudWerkr [ Mon Nov 11, 2013 5:28 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

looking great so far . keep up the excellent effort ,

Author:  Robert Lak [ Sat Nov 16, 2013 8:59 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor!

Spent another 8 hours in Al's shop working on the Guitar....
Doesn't look like much got done but i don't want to rush anything.

For 8 hours of pushing i got:

- Soundhole cut out
- Bridge plate beveled and cleaned up
- All the top bracing cut and glued.

I am pretty satisfied at all the joints of the top bracing. There was only one cut that I screwed up and left a bit of a gap. That's the second time i cut to the line i scribed instead of inside and then chiseling to the line while making fit checks. Hopefully it's the last time!!! I can be dense i guess.

The toughest cut was the UTB where the two top braces pass through to the neck block. I was sure i was going to screw up those angles but it all came out tight and snug to the soundhole plate. VERY happy about that.

Today's bandwidth killers...

Attachment:
beveled bridgeplate.JPG


Attachment:
Cutting soundhole.JPG


Attachment:
final fit XX.JPG


Attachment:
AllTopBracesGlued.JPG

Author:  Beth Mayer [ Mon Nov 18, 2013 1:23 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor! Updated 1

Looking great!

Author:  Robert Lak [ Mon Nov 18, 2013 8:15 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor! Updated 1

Thanks! AND I am having fun!

Author:  Beth Mayer [ Tue Nov 19, 2013 1:50 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor! Updated 1

Where did your luthier get the hand-powered sound hole cutter?

Author:  Robert Lak [ Tue Nov 19, 2013 3:38 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor! Updated 1

I'll have to check... though i do remember Al saying that it's not made anymore.
I do like that it has a nice wide surface to prevent marking the top. It's a bit awkward (To me) to set up in that there's multiple set screws in the side to loosen the main adjustment screw and there' a bit of play in the adjusment screw so that by time i set it, the diameter had changed slightly and i had to reset it a couple of times to get the diameter just right.

I'm sure if i used it all the time it would work just fine, but I found myself thinking I could make one that worked better. I have seen a few designs here on the forum that i thought would do well.

Author:  Alan Carruth [ Wed Nov 20, 2013 2:08 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor! Updated 1

That's one of the old style LMII 'Schneider' cutters. They don't make those any more. It's a pretty good tool, although, as Rob says, it could certainly be improved.

Author:  Matt Bouchie [ Wed Nov 20, 2013 8:33 pm ]
Post subject:  Re: after 6 years gestation, first signs of labor! Updated 1

I've got the newer LMI cutter and have used Alan's older model a few times now. While the newer style is easier to adjust, it just doesn't seem as solid as the older style. It's not as heavy and doesn't seem to turn as smoothly. It's also not as adjustable. I couldn't adjust it small enough to use on a uke rosette or cut out it's soundhole. Overall, while I do like mine, I like Alan's better. Once you've used it a couple of times, setting it up does get easier.

I was looking at your ziricote back when I was up for class 2 Saturdays ago. It sure is nice.

Matt

Author:  Robert Lak [ Thu Nov 21, 2013 7:35 am ]
Post subject:  Re: after 6 years gestation, first signs of labor! Updated 1

Thnx Matt... I was just glad i don't lose all the sapwood on that back trying to get the joint to Al's standards. Each time i brought it up for a check and he'd send me back to the table to try again I'd die a bit inside... I think they were about 4 foot wide each when i started. One of the dangers of using nice wood for a first try!

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