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Making an Acoustic Baritone Guitar. Brace questions
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Author:  EcinHepler [ Fri Nov 01, 2019 10:24 am ]
Post subject:  Making an Acoustic Baritone Guitar. Brace questions

So I am making a Baritone Acoustic guitar and was wondering the type of wood I should use to brace the back and top as well as if it should be thicker than a normal guitar or vice versa. The top is cedar and the sides and back are walnut with a walnut, maple, and oak neck. I really want this guitar to have some bass. I read online that the harder the wood (Braces or top/side/back wood) the more high frequencies it will absorb and produce more low frequencies. Was wondering if anyone has ever done an accurate frequency analysis on different tone woods and that outcome. As we all know, as you thump the piece of wood your building with, it is producing sounds over the entire Hz range but the loudest ones are usually where the Tone comes from and knowing how to incorporate with right tones is really what I want to figure out. Really want to engineer this guitar right for my ear before I even play it.

What braces to use for a Baritone Guitar?

Potential further information on Tone wood analysis and its outcome frequency?

Appreciate it.

Author:  Freeman [ Fri Nov 01, 2019 6:44 pm ]
Post subject:  Re: Making an Acoustic Baritone Guitar. Brace questions

Ecin, have you seen this

http://www.berkowitzguitars.com/pdf/guitarmaker-33.pdf

He does use the bridge doctor, which I'm not crazy about. My assumptions is that if you choose scale and strings to give more or less "normal" string tension you would brace more or less as a normal guitar. I haven't built a bari (yet) but I have built a long scale low tuned 12 string and braced it based on the string tension that I expected. Somewhere I have a set of baritone plans - I could see what they call out.

Author:  Chris Pile [ Fri Nov 01, 2019 7:42 pm ]
Post subject:  Re: Making an Acoustic Baritone Guitar. Brace questions

The bridge doctor is for builders who EXPECT their guitars to fail. I have clients bring in their guitars to have them removed because it's a large mass attached to the soundboard that brings no tone to the party.

I have no other info for the OP, except that you might take a peek inside some of Taylor's baritones to see how they did it.

Author:  B. Howard [ Sat Nov 02, 2019 6:59 am ]
Post subject:  Re: Making an Acoustic Baritone Guitar. Brace questions

High frequencies are produced at the edges of the top. Low frequencies in the center.I tune all my tops by defection testing as explained here https://howardguitars.blogspot.com/2016 ... uitar.html

Using phase cancellation to remove unwanted registers from the natural voice of the top as you suggest I think will make a weak and washed out sounding instrument. The top needs to move more to produce more bass. Also note that while highs , if not present when first built, will never come in. Lower frequencies will however get bolder as the top breaks in and opens up.

Author:  Freeman [ Sun Nov 03, 2019 12:41 pm ]
Post subject:  Re: Making an Acoustic Baritone Guitar. Brace questions

Ecin, one minor point. You are asking about an acoustic baritone guitar in the electric subforum. I know several forumites have built them, you might get better response if you pose your questions on the main forum (which is mostly acoustic oriented). That's also were the folks doing all the modal and strength stuff tend to hang (Brian and Chris and me cross a lot of boundries).

Author:  EcinHepler [ Mon Nov 04, 2019 10:49 am ]
Post subject:  Re: Making an Acoustic Baritone Guitar. Brace questions

Will do, hadn't realized I was in the wrong forum. laughing6-hehe

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