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Multi-Way Conventional loudspeakers with crossovers

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Old 4th September 2002, 01:10 AM   #11
BrianGT is offline BrianGT  
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Peter, I had access to a router, and routed the outside oak part, but forgot to route the inside of the speaker opening, and I will spend some time sanding smooth and rounding with 60grit paper. It is just mdf, so it should sand easily away.

If you look at the second picture, you will see that the outside edges were rounded, and the speaker mounting place is set in with a router.

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Old 4th September 2002, 01:36 AM   #12
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Brian,

You are surely the speed king. It just a week ago you found the Thor article in the Audio Express. Your going to be done in no time.

They look like their coming along great. I'm sure they will sound pretty good as well. You'll be able to tell us how the Aleph sounds vs the Leach.

You might want to practice your staining techniques on some of your discarded cuttings. Finish sanding the test piece as you would the the speaker. Staining is a bit of an art. I'm assuming you have some instructions.

Good Job,
Rodd Yamas***a
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Old 4th September 2002, 01:39 AM   #13
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I was struck by your comment of using belt sander to make front flush with the sides. Here are some of my favourite bits. The first one is perfect for above task, second is good if you have to trim the inside of the driver opening, third for making round edges, forth for cutting round holes for drivers (I drill the center hole in the piece, measure the radius, insert the drill in the table and rotate the piece, cutting out the circle), next one is not that stiff so I use it for thin materials. last one is good for trimming inside of the cutout. Router is the most usefull tool for woodworking (especially if it's mounted on a table).
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Old 4th September 2002, 01:50 AM   #14
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i like those drivers where did yu get them and how much per unit.. ca or us. $ ( the mid bass driver.)
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Old 4th September 2002, 02:38 AM   #15
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Rodd,

There were two Thor articles in AudioXpress, the one that I have posted at:
http://brian.prohosting.com/nancy/thor.pdf
is from the July issue of AudioXpress, the latest issue just goes over the construction, while the July issue goes over only the design by D'Appolito (sp?).

Once I finish them, I will try them with both amps, and see how they compare. As for staining, my two friends building Thor with me are a step ahead of me, and will start staining first, so I will be able to see how it goes with them and practice on scraps before actually staining my pair of speakers.

Peter,

I am not really experienced with the routers, I have used a table top router for rounding the sides, and a normal router with a template for making the indentation for the woofers and tweeter, but that is all. I purposely made the sides 1/16" too long, so that I would have extra space to make up for any inaccuracies (none yet), so taking off 1/16" off each side with a belt sander isn't too bad. I am also kind of worried about using a router, because the to red oak layer of the plywood isn't too thick. When I get a plunge router of my own, I will experiment on some scraps myself with bits, but for now, I am just using the tools that my friends have laying around. Thanks for the advice. I also want to buy a router jig for cutting the driver holes, instead of using a jigsaw.

Jason,

I bought all my drivers from Madisound:
http://www.madisound.com/thor.html

As for canada, http://www.solen.ca has the kit, and I think the parts available seperately.

http://www.zalytron.com/ has just the drivers. $136.50 USD for one woofer. W18E-001 is the model name.

Definately read the pdf article on my site about Thor, along with the article in this month's AudioXpress, if you are interested.

As for doing the crossover yourself, and buying the drivers, look at the crossover schematic and cabinet design at:
http://www.seas.no/thor.htm

I am following the exact design for Thor posted on the seas.no website, except for that the external walls are 1.5" thick instead of 1" thick.

PDF of cabinet in inches:
http://www.seas.no/kit/THORIN.PDF
PDF of cabinet in metric:
http://www.seas.no/kit/Thor%20cab.pdf
PDF of crossover schematic:
http://www.seas.no/kit/FILTER_THOR_ODIN.pdf

This is my first speaker, so my main goal was to choose a stable design for a transmission line, and build it to the best of my abilities.

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Brian
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Old 4th September 2002, 03:13 AM   #16
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Quote:
Originally posted by BrianGT
Jason,

As for canada, http://www.solen.ca has the kit, and I think the parts available seperately.
I was going to buy the Odin MkIII Kit(w/o boxes), but Solen just jacked the price from $1280can all the way up to $1720can!!!
A 35% percent increase!!!

So that plan just flew out the window... They lost me as a customer.

If you want to buy just the drivers, Zalytron is the cheapest I could find...
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Old 4th September 2002, 03:20 AM   #17
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im still thinking about buying my focal drivers from www.speakercomponents.ca

he is a awsome guy to talk to on the phone and know's what he is talking about..

j'
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Old 4th September 2002, 03:58 AM   #18
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I've been buying from Zalytron for the last 13 years, always happy. Usually when I plan to spend big bucks I'll drive there myself so no duties and taxes. I visit family at the same time.
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Old 4th September 2002, 03:59 AM   #19
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where are they located at .. canada ??
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Old 4th September 2002, 04:00 AM   #20
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Long Island, NY.
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