Australian Jack Stack

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NeilD321
Posts: 112
Joined: Mon Oct 03, 2011 7:41 pm
Location: Kiama, Australia

Re: Australian Jack Stack

#31 Post by NeilD321 »

Wired up and tested both arrays. Nearly there now :hyper:
Image1.jpg
While I was at it I put the undercoat on the XF12.
Image2.jpg
Image3.jpg
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

bassmonster
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Re: Australian Jack Stack

#32 Post by bassmonster »

Looking good!

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#33 Post by NeilD321 »

Thanks bassmonster.

The XF12 is done. Sounds great, weighs bugger all. :-)
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Image1.jpg
Image2.jpg
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#34 Post by NeilD321 »

Back working on the Jacks recently so I thought I'd post the technique I used to cut the hole for the Jack plate.

Firstly, this is my Jack plate.
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Image6.jpg
Image5.jpg
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#35 Post by NeilD321 »

For no other reason than I felt it would give the speaker cable ends a little more protection, I decided to mount to jack plates on the inside of the back panel. This means I need a accurately cut hole or it will just look terrible.

I started by marking out where I wanted the hole and how big it was and then did a rough cut out with a jigsaw.
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Image4.jpg
Last edited by NeilD321 on Sun Nov 27, 2011 5:09 pm, edited 3 times in total.
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#36 Post by NeilD321 »

I then placed a template/collate guide (sometimes called a "bushing") on my router and 4 straight edge template guides on the back panel and routed the hole.

The only trick here is to place the straight edge templates the same distance from the marked lines as the router bit is from the outside of the collate. In my case it is 6mm.

Note: because the collate wont fit into the corners of the template guides you end up with lovely curved corners.
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The collate/bushing
The collate/bushing
The setup. The template guides are simply panel pinned to the back.
The setup. The template guides are simply panel pinned to the back.
After routing
After routing
Last edited by NeilD321 on Sun Nov 27, 2011 5:09 pm, edited 1 time in total.
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#37 Post by NeilD321 »

I finished off the hole with a round over bit but haven't taken any photos of that yet.

It is also exactly how I routed the holes for the handles. It just took a little longer to make the curved template.
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Image8.jpg
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#38 Post by NeilD321 »

Here's a quick picture of the "fins" I added to the back of the melded array supports to keep the lines clean and prying fingers out as I'm not using a front grill.
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Image7.jpg
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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jswingchun
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Re: Australian Jack Stack

#39 Post by jswingchun »

NeilD321 wrote:Here's a quick picture of the "fins" I added to the back of the melded array supports to keep the lines clean and prying fingers out as I'm not using a front grill.
I'm looking forward to seeing how that looks when finished.
Omni 10
Omni 10.5
OmniTop 12 x 4
Wedgehorn 8 x 3
XF212
T39 @ 18" x 2
T39 @ 20" x 2
T39 @ 28" x 2
Jack 110 x 5
Jack Lite 12
XF210
XF210 (Slant only, no crossfire)

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#40 Post by NeilD321 »

I keep seeing mention of using T-Nuts for driver attachment but the plans do not mention them. Are guys using them on the Jacks "because they can"?
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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LelandCrooks
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Re: Australian Jack Stack

#41 Post by LelandCrooks »

Depends on the driver. The heavy ceramics tee nuts are best. Neo's, use screws.
If it's too loud, you're even older than me! Like me.
http://www.speakerhardware.com

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NeilD321
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Re: Australian Jack Stack

#42 Post by NeilD321 »

Fair enough. screws will be fine then. Thanks Leland.

Here are some more pics

Trial fitting the melded array
Image1.jpg
A pair of nude Jacks on their stands
Image3.jpg
With some clothes on....
Image4.jpg
Showing the "Fins"
Image6.jpg
Image5.jpg
Last edited by NeilD321 on Thu Dec 08, 2011 4:56 pm, edited 1 time in total.
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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NeilD321
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Location: Kiama, Australia

Re: Australian Jack Stack

#43 Post by NeilD321 »

and proving I live in Aus. This guy was nosing around my house yesterday....
Image2.jpg
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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Bill Fitzmaurice
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Re: Australian Jack Stack

#44 Post by Bill Fitzmaurice »

NeilD321 wrote:and proving I live in Aus. This guy was nosing around my house yesterday....
Image2.jpg
Mighty big squirrel that.

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NeilD321
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Re: Australian Jack Stack

#45 Post by NeilD321 »

and it'll rip ya bloody arms off if you frighten it.

We just leave them to wander about and try not to hit them with our cars.
Stupidity should be painful
2 * SLA, 2 * Curved SLA, 2 * Tuba 18, 1 * XF212, 4 * Jack12, 2 * SLA Mini

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