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Ruben, with all due respect, next time you remove a bass top please be more patient, and get some more advice about doing so less destructively.
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I'm thinking now that I could used some heat or weaken the glue a little more.... |
So I got the book, I just got it yesterday.... I am going to be doing my home work, I will do as much research as I can... I am going to work in the top first (no rush or anything)... now base on the information on the pictures, what in your professional opinions need to be done on the top plate... any advise???
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Have a look at Matthew Tucker's French Bass restoration thread-that's what good repair looks like. Notice the lack of glue globs, the obsessive neatness of the cleat placement and trimming, etc. His post is a textbook on how to do it right, as is the "restoration" section on his website.
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also..
I have several restoration photos on my website of some famous instruments in restoration. Not a blow by blow but a gook look inside some very expensive basses, $50-$150k grade.
Matthew's work looks very nice but the more you see, the more you learn from. These two links here are master grade basses restored by one of the best that does work for all of the major New York Orchestras and 100k basses are common in this shop daily. One, and Two. I have 100s of restoration photos in my files from other master grade basses of mine and other basses worked on as well but I generally keep them private as they would scare most players. Like seeing a body opened up and then a year later the guy jogging. Once when having a root c**** and fitting at the dentist I had to take a bathroom break as this was going for hours. The dentist said "DON'T look in the Mirror!!" After washing my hands I looked up..:eek::eek::eek: .. Now I knew why he said that.. Post restoration photos are mush prettier to look at unless your are an experienced Emergency room attendee..;) |
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PS I have a good Idea of what to do by now, I am planning on practicing the procedure before I get to that bass |
well..
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some slow progress
So I didnt have super long clamps that can reach deep into the top, so
I used Rare earth magnets.... :) I did work perfectly http://i601.photobucket.com/albums/t...6/100_4402.jpg All the cleats, square shape at 45% Grain angle http://i601.photobucket.com/albums/t...6/100_4404.jpg Chisel down (super sharp chisels :) ), Scraped and Sanded.... http://i601.photobucket.com/albums/t...6/100_4406.jpg Final Result... They look good to me... I dont know about you guys http://i601.photobucket.com/albums/t...6/100_4407.jpg http://i601.photobucket.com/albums/t...100_4408-1.jpg Couple notes.... I spoke to one of the local luthiers and he said that the old crack by the sound post looks sound... he recommended to ad a cleat in the north section of the crack and not to do a inlay patch... at least for now.... as for the lost of wood on the edges he suggest that an easy way to fix it is to use Wood epoxy.... I dont know anything about wood epoxy, sound scare sense ones the epoxy sets, I dont think I will be able to get it out in the case of a mistake.... could I use Hide glue for it, hummm...... i dont know if Hide G will build up or if it may react when I glue the top back????? :confused:... it need to study the case in deep |
whoahhhh
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It needs a sound post patch and the edges at least repaired with wood if not a full around half edging. I don't know who this guy is but it sounds like he can kill a good bass easily with his ideas.. NEVER Epoxy.:mad: Never open up a bass and do half the work to 'see' it it holds. Do the proper sound post patch as it does need it. |
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Ok Ken I see... I undestand.... 1) No epoxy... I wasnt really sure about that at all... but I wanted some feedback from you... 2) Now It needs a sound post patch... I will do it, I will take your advise and do one... now so I get the whole point of your comment... when I face with an sound post crack.. it needs a patch even is the crack is not open... so I think the guy who performed the last repair... that it looks very good by the way... should have done a sound post patch before closing this bass? may the the customer didnt want to pay for that repair.. I being told that is $1000 for a patch... Jesus that a little too much for that I can see why someone would say no to that :).... well like a said that's for your advise sound post patch is.... |
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Thank you Wayne I'll look into it... :( |
Consider also that lining up straight-edged cleats along a grain line can create a new fault line, resulting in a crack the next time the instrument is under excessive stress. Most current luthiers use diamond-shaped cleats because there is less strength at the grain line. Also, I believe yours are too far apart. Good on you for taking the criticism with an open mind and heart.
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Thank for looking out after me... its hard but it need to be done the right way... and its a good experience... I just need to take a deep breath and take off all my beautiful cleats :( |
Chuck's book
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I have seen more basses inside and out than most people and have seen along with that many styles of repair and modification. Fit all patches and pieces 100% dry before gluing and clamping them in. For me, I would rip out everything you have done and start over fresh and do it correctly. Just don't make things worse by damaging the bass while removing your recent work. Like Wayne said, you need the tools in hand before you start. In my opinion, this was a huge undertaking as your first project in bass repair. Did I say Undertaking? Sounds similar to Undertaker, the one who buries the dead. Don't kill your bass! When I buy basses or take them in trade, one of the things I ask is who did the previous repairs on the bass. Depending on who, it might cost double or triple to re-repair everything or I might just refuse to deal with a particular bass if I feel it's too far gone. I don't always see everything in advance but I sure try to. Do not become one of the repair people that makes it on the 'blacklist' of luthiers and basses worker on by to avoid. We have enough of them already. Most of them in my book. Like the guy who advised you to use wood epoxy? Geeze.. Talk to the young luthier Jed Kriegel who just spent a year picking junk glue like this out of an old bass which became one of the major parts of the restoration. It shouldn't have as that glue does not belong within a mile of any bass. Have fun..;) |
Reasons why I believe diamond cleats are superior:
1) Grain crosses at a 30-40 degree angle, rather than 90 degrees, therefore less tendency to come loose from seasonal wood movement. 2) Much longer reinforcement per cleat; less cleats required. 3) Less stiffening, due to the shape and the way the edges are tapered. 4) Looks really pretty. Of course square cleats have been used for centuries (as have diamonds), and they work ok. I just personally think diamonds are better, especially if the owner is female. (Private joke for Wayne) |
Diamonds..
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Nope. Try again...
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is there a reason why linen pieces are not used solely for cleating . I've seen firsthand how a misplaced (in perfect line with the grain) and much too long piece of linen can split a top up due to its shrinkage after gluing,meaning that its not weak stuff ?
I have always wondered about the diamond shape verses the square shaped cleats. That is until I heard about a test that was done by some Austrian college students using two identical tops. On one top two rolls of diamond shaped cleats where glued and the other had larger and thinner square shaped cleats. Adding vibration to the two in equal amounts, the square cleated top continued to vibrate 4 to 6 seconds longer than the diamond one consistantly over several experiments. Fine wood dust was spread around the edges of each top and again vibration was applied to the tops. The thin square cleated ones produced a more even and smoother and a bit faster movement of the dust when ****yzed. I would give serious consideration to the thinner and larger square cleats- just thought I would share that for what it's worth. |
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I don't want to be on anybody's Blacklist... I but I dough that my bass end up in your shop ever :D |
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http://www.stringrepair.com/images/d...During_110.JPG http://www.stringrepair.com/images/db3/ff6.JPG |
Lipstick? :p
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Ruben you don't absolutely need long throated clamps for cleats if you are careful. Strong magnets and weights will do just as well. |
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lol...
Somehow, I tend to think that cleats of the same mass, in the same places, are going to sound the same. Call me crazy. ;)
That said, from my perspective diamonds are going to: a) give you more crack-coverage for your given cleat mass, and b) anything that avoids putting things parallel to the grain sounds like a good idea to me. Wayne - maybe it is just a matter of the instrument in question? Are diamond cleats lipstick on a pig if we're talking about a cheap factory bass? |
Here's my belief about the "scientific" instrument makers/ repair persons: If their methods are so great, why aren't their instruments better than the "craftsman/intuitive" makers'? I attended a talk recently where a violin maker with 20 plus years using the plate tuning technique (and other ****ysis tools) recently abandoned it, and says his instruments are better than ever, because he pays closer attention to his own instincts. This is a world-renowned maker; he's kept records on every instrument he has ever made. His main thrust was that no matter what you do, the resulting tone of the finished instrument will still be a surprise most of the time. As regards cleats, I'll take my decades of observation and experience (and that of many of my colleagues) over somebody's experiment with glitter or sand. Also to be considered is the fact that basses are different from the rest of the violin family, in that their plates are under much more stress because they are thinner in relation to their size, and because their huge width invites intense seasonal wood movement issues.
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Oh, and Diamonds Are a Girl's Best Friend...:D
(sexist and dated--sue me) |
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And, Diamonds ARE Forever! Trust me, I did the Gig with her, twice!!;) |
I can’t really argue with any of you guys... about witch cleat work the best (Square, Diamond, feather, bevel)... I am 100% sure that there is not a perfect cleat... but different cleats show advantages and disadvantages (and some may be just bad) ... as long I don’t align the grain of the cleat with the top (that's just stupid) 45Deg, 30, and even 90 would do....by the way I am not discarding anybody’s point of view is supper interesting getting deep into the suggest I do have now a clear understanding of Cleats.
But where I really fail it was to get the cleats correctly fit to the top… it doesn’t matter how good a cleat can be… it won’t hide the fact that is not correctly jointed to the top…. Mistake a do believe is a product of not enough pressure applied, not well fit between top and cleat, and possibly I am not using the right procedure for the glue up… Hide glue is unlike any other glue that I ever work…. That Crucial moment… I was: 1) Applying glue to the top 2) Applying glue to the Cleat 3) Rubbing both 4) Waiting few second for proper bounding (I read to use a hair dryer to heat up the glue a this stage, or may be a should use a heat gun “may be too hot???”) 5) And clamping…. Now let me see if I do understand 100% are u guys talking about opening the crack again…??? It isn’t close enough…. Or just re-cleat? Ps I am leaning towards Diamonds.... J my wife would agree with me J |
If the crack in question isn't closed up ship-shape, no cleat is going to get it there - you have to do your recon and complete the mission before you call in the airstrike, yeah? Cleats don't repair basses - they just help keep them together... ;)
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I grew up listening to her. She's in a class of her own! I wish I'd been there on those gigs. Why didn't you call me at the time? |
call you?
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A job is a job.. right? |
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