Speaker holes

Helpful hints on how to build 'em, and where to get the stuff you need.
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rec
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Speaker holes

#1 Post by rec »

What does everyone prefer for cutting the driver holes? If I use a jig saw do I need a expensive one to do the job right? I see the Jasper hole cutting thingie on parstexpress, is this worth getting?

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klocwerk
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Re: Speaker holes

#2 Post by klocwerk »

rec wrote:What does everyone prefer for cutting the driver holes? If I use a jig saw do I need a expensive one to do the job right? I see the Jasper hole cutting thingie on parstexpress, is this worth getting?
You can easily get by with a cheap one, but I just upgraded to the Bosch one that everyone recommends and it's like a totally different tool than my old cheap B&D jigsaw.

The Jasper hole jigs are designed for use with routers (obviously) and are supposed to be quite good for cutting holes. Honestly though you're fine with careful application of a jigsaw imho.

rec
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#3 Post by rec »

do you have the Bosch model #

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klocwerk
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#4 Post by klocwerk »

rec wrote:do you have the Bosch model #
1590EVSK
Amazon link: http://www.amazon.com/Bosch-1590EVSK-6- ... B0001X21RG

My dad's a pro contractor, he says that it's the only jigsaw any contractors he knows will use, and now that I own one I can totally see why.
Also comes in a barrel grip model if you don't like the top-handle.

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SoundInMotionDJ
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Re: Speaker holes

#5 Post by SoundInMotionDJ »

rec wrote:What does everyone prefer for cutting the driver holes? If I use a jig saw do I need a expensive one to do the job right? I see the Jasper hole cutting thingie on parstexpress, is this worth getting?
The jasper jig is nice.

I use a piece of scrap 1/4" ply that I attached to the router base. I drill 1/8" holes a the diameter I need...then mark them with both the radius and the purpose (i.e. D=9-1/8" BP102 Spacer ID). I add more center holes as I need them.

The current template has center marks for the BP102 spacer, the support ribs and butt cheeks and horn throat for a DR200 and DR250, and several more.

Precision is one thing, repeatability is another. I'm sure that the Jasper jig could make a more precise 4-9/16" radius hole. But my jig has almost prefect repeatability - without having to think about it. I go to the hole that is marked for what I'm cutting. And that means that even if my holes are off by a little from the plans, they will make up for it by being the same for every box I make.

--Stan Graves
10 T39S + 10 DR200 + 1 T48

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DAVID_L_PERRY
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#6 Post by DAVID_L_PERRY »

Don't fret it...just use a cheap jigsaw and take it slow and steady. When you can afford an expensive jigsaw upgrade....

Best thing you can do is try fine cut blades to help cutting in my view....

Dave

rec
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#7 Post by rec »

I think i will stick with the cheap jig saw for now and see how things go
Thanks for the info
REC

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AntonZ
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#8 Post by AntonZ »

I made this for my circular cuts:
http://billfitzmaurice.com/phpBB2/viewtopic.php?t=3714

It is not repeatable like Stan's template, but then again it is easy to set up for any size holes that I need.

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LelandCrooks
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#9 Post by LelandCrooks »

klocwerk wrote:
rec wrote:do you have the Bosch model #
1590EVSK
Amazon link: http://www.amazon.com/Bosch-1590EVSK-6- ... B0001X21RG

My dad's a pro contractor, he says that it's the only jigsaw any contractors he knows will use, and now that I own one I can totally see why.
Also comes in a barrel grip model if you don't like the top-handle.
The cadillac. 8)

I had (still do) one, it broke, so I bought a PorterCable on a closeout for $50, about a $200 jigsaw. Mistake. Should have fixed the Bosch. It's a far superior saw.
If it's too loud, you're even older than me! Like me.
http://www.speakerhardware.com

rec
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#10 Post by rec »

Broke down and bought the Bosch 1590 and it makes a wood working noob like me cut like a pro. Top notch quality!
I highly recommend this saw if you can afford it.
I bought the 12 tpi blades and get a nice smooth cut
thanks for the advice

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fender3x
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#11 Post by fender3x »

You might also want something like this...

Image

I have a similar one that I got at Loews... If your hand is not as steady as Dave Perry's you may want to consider something like this. I think I got mine for around $10...or you can make one pretty cheaply

Robert
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#12 Post by Robert »

I used the jigsaw for most of my speaker holes.
And one day I set up the plunge router with a radius arm.
Man, it is quicker to set up; quicker to centre and you get a perfect round hole.
I'll never go back to a jigsaw.

What also made me go to a jigsaw was that when cutting a circle with a jig saw, the blade had a tendency to bend, causing the edge to be not perpendicular to the faces.

Robert

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