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Private member DiscussionTools and Jigs

Acrylic Centering Guide For Obrien Neck Jig?

Does anyone have a laser cutter/engraver file for the Acrylic centerline guide for the O'Brien Neck Jig? I can't find any replacement parts and was hoping to simply make my own. Its the most susceptible piece on the jig and my students can be rough on those.

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Private member
I think Greg at Skyscraper Guitars manufactures replacement parts for the LMI neck angle jig. I know he has made replacement templates in the past and upgraded them tot he new ones he puts on my jig.…
Private member DiscussionTools and Jigs

3D Printing Help

Hey Everyone! I have finally gotten jealous enough of everyones 3d printing antics and want to get in on it. Does anyone have a suggestion for starter setup. I have saved around $500. Should I hold off and save more? I do not have any big goals but would like to copy some of the looth prints. Thanks!

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Private member
Just bought a p2s. It seems like the go to machine at its price point. There are also plenty of used p1s for sale on Facebook marketplace.
Private member DiscussionElectric Builds

Back in the business!

So after a small battle with an illness, I started building again just today! The first (old) own design since 2020. It seem like I'm breathing again! Images

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good to have you back again fresh and healthy!
Private member DiscussionAcoustic Builds

Wood-Body Resonator Guitar Construction – Materials & Suppliers?

Hi Everyone, I believe this may be my first post here, so just a quick introduction — I’m Andrew in Milwaukee, WI. I’ve been building a few years. My luthier eyes were opened first by Charles Fox in Portland which led me to the Gallop School. I recently retired from a tech career and I am now based in Milwaukee, WI focusing on acoustic builds. I’m currently exploring wood-body resonator guitars, and I’d love to learn more from t…

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Ian Davlin
Andrew, I'd like to talk to you about this question. Could we connect on a zoom call ?
Private member DiscussionAcoustic Builds

Brazilian Rosewood Supplier

Greetings, I'm doing some research on suppliers for Brazilian Rosewood. I see there is more available than I imagined but pricing is all over the board. I came across a group named HanoverBrazil Marketing and Trade. Looks like they import product from Brazil legally apparently from stumps which are CITES certified. Anyone have expirience with them? Or, any recomendations for a reputable vendor for Brazilian Rosewood "000" or larger…

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Private member
Thanks Brock
Private member DiscussionAcoustic Builds

Wood Supplier

Greetings, I was wondering if anyone has expierence with good a supplier for red spruce, preferably old growth, that they would point me to. This would be for acoustic tops/sound boards. From the reading I've done, it seems that the "Adirondack" variety might be the prized piece to get. Haven't decided if torrified is what I'm looking for. I'm also going to need to get brace wood of the same species. Any and all suggestions are…

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Private member
Thanks Brock
Private member DiscussionCAD/CAM

OM Mould in CAD?

Would anyone know here I can buy a CAD code for the making of an OM mould?

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Private member
I traced mine but I'd like to check mine with a more "official" drawing if one has one before giving it to you. Wouldn't want to lead you astray.
Private member Discussion3D Printing

Sub $400 3d printer

I had a Flashforge Adventurer 5m pro and liked it but it suddenly stopped connecting to WiFi. Customer support was super frustrating and I returned it. But i did like it when it worked, aside from wishing it had a larger print bed. Any recommendations on what I should look at in the <$400 range? I’ve been reading and googling but have yet to find any advice that seems to hit the spot. Thank you!

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Hey Brian, Bambu Labs have the A1 at $399 at the moment. I bought the A1 mini (with the AMS lite combo) a couple years ago and it's been rock solid. Bambu has a great reputation in the community, especi…
Private member DiscussionAcoustic Builds

New Acoustic Build - Having trouble

Hi all. Brand new member. I’ve been building a classical guitar via kit from LMI for a couple of years now. I keep putting it off but recently became motivated to get back to it. Unfortunately LMI is out of business so I now have no one to go to to ask questions. I’m at the stage where I’m putting the sides together in the form. I followed the dimensions for the form based on the plans as I measured them, but the sides overlap pretty ba…

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Structurally you are fine. When you glue this up (this is important), make sure your sides are clamped in the form VERY snug so there are no gaps between the sides and the forms. This will leave the…
Private member Discussion3D Printing

beep boop.

Great Tool. Great Benchy. Testing Threads, Sliding Dovetails, Overhangs, and it’s actually useful instead of that boat.. so testing wear resistance too. igus iglidur I151 Thanks for the model @member

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Private member
Awesome! Coming soon preloaded on all printers bought by luthiers :)
Private member DiscussionDesign and Testing

FFT tools for modal frequency work

I did a pretty big update to my web tools last week. These are updated from the older versions I had up on celestialinstruments.com. There’s an updated FFT tool now, plus mode detection for guitars and plates, wolf note detection, played-note energy transfer, monopole mobility, plate thickness calculation, and 1/2/3/4 DOF modeling that can be prefilled from FFT data. The part I’m most excited about is being able to fit a measured guitar re…

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Private member
Dang! That's a lot of very cool stuff! Awesome!
Private member DiscussionCAD/CAM

Fast & Curious 3: Parametric Drift

https://www.instagram.com/reel/DWAuW40jAR_/?igsh=MW1jNDdoYzllMGFmMA== I’ve spent a few overly caffeinated days bouncing between modelling environments, different combinations of operations, tools.. subtle differences in how the coffee is brewed. In short… • Building Iso Curves in Sketch. Defining the surface structure and flow • NURBS Surfacing from curves, smooth intentional surface topology. • BRep Face to T-Spline in Form Environment. Org…

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Brett -- If you are doing free-form modelling, have you tried using Shapr3D software? I just started playing around with it and it seems to be reasonably intuitive and easy with which to get started.…