My David

For livingroom sound better than in a theatre.
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Camillo
Posts: 76
Joined: Wed Apr 27, 2022 1:02 pm
Location: Sweden

My David

#1 Post by Camillo »

Hi!
Managed to get a tang band sub fairly cheap second hand. I miscalculated the VAS though. At parts express it says about 19 litres and googling the driver, some places shows as low as 16 litres. According to the plans it is suppose to be 30 ltrs +/- 20%.
Is it useless?

https://www.parts-express.com/Tang-Band ... uantity=50

https://www.tb-speaker.com/products/w8-1363sb

(parameters a bit different at different sites (?)

If I use it, would a small change of just the chamber help?

Also, i am wondering if it is possible to use the horn as a sub and make 2xmtm stand alone cabs to hang on the Wall, stereo config with only one sub :)
2x Titan48 26" - Lavoce waf.154.00 & Emin. 3015lf
2x OmniTop15 - Em.Deltalite 2515II- FaitalPro HF107
1x Titan48 "scrappy"- 12" MTX thunder8k car woofer
1x Omni15 TallBoy - 18sound 15g700 Mon. tf0615mr

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Bill Fitzmaurice
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Posts: 28916
Joined: Tue May 02, 2006 5:59 pm

Re: My David

#2 Post by Bill Fitzmaurice »

The Vas shouldn't be an issue. While you could use it for a stand alone sub that leaves a lot of wasted space in the cab. You'd be better off using it in one of the TableTuba configurations.

Camillo
Posts: 76
Joined: Wed Apr 27, 2022 1:02 pm
Location: Sweden

Re: My David

#3 Post by Camillo »

Bill Fitzmaurice wrote: Mon Feb 12, 2024 11:38 am The Vas shouldn't be an issue. While you could use it for a stand alone sub that leaves a lot of wasted space in the cab. You'd be better off using it in one of the TableTuba configurations.
Thank you Bill!🔊

I might build it as it is and a matching top in the same style for another channel then. Will check the tabletuba aswell.
2x Titan48 26" - Lavoce waf.154.00 & Emin. 3015lf
2x OmniTop15 - Em.Deltalite 2515II- FaitalPro HF107
1x Titan48 "scrappy"- 12" MTX thunder8k car woofer
1x Omni15 TallBoy - 18sound 15g700 Mon. tf0615mr

Camillo
Posts: 76
Joined: Wed Apr 27, 2022 1:02 pm
Location: Sweden

Re: My David

#4 Post by Camillo »

Searched the forum, just to double check, sub crossover is 200hz? I think i'll just throw in a small sub amplifier in the cab instead of the low pass filter? The typical one with a pot to change the crossover point. (thinking i'll run it in rew to see how steep it is).

Even with a quite small amp it should be able to give some power with the horn construction i guess?
2x Titan48 26" - Lavoce waf.154.00 & Emin. 3015lf
2x OmniTop15 - Em.Deltalite 2515II- FaitalPro HF107
1x Titan48 "scrappy"- 12" MTX thunder8k car woofer
1x Omni15 TallBoy - 18sound 15g700 Mon. tf0615mr

Keryn O'Shea
Posts: 559
Joined: Sat Jan 26, 2013 5:50 pm
Location: Brisbane, Australia

Re: My David

#5 Post by Keryn O'Shea »

Camillo wrote: Mon Feb 12, 2024 8:55 am ...and make 2xmtm stand alone cabs to hang on the Wall, stereo config with only one sub
You could build the MTM and a TT..
20170319_171850.jpg
AT8 14", AT10 19", T30 28" LAB12, T48 36" 3015LF, THT 20" LAB15, SLA 4x3"/4x4", CArray 6x4", TLAH, TLAP, J10 FA, J12 FA, OT8 CD, OT12 FA, OT15 CD, SLAP 2x6"/4x6", WH8, DR280 MA, XF210. Next J10L

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Bill Fitzmaurice
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Posts: 28916
Joined: Tue May 02, 2006 5:59 pm

Re: My David

#6 Post by Bill Fitzmaurice »

Camillo wrote: Fri Feb 16, 2024 7:15 pm Searched the forum, just to double check, sub crossover is 200hz? I think i'll just throw in a small sub amplifier in the cab instead of the low pass filter?
You just have to be sure that it will go to 200Hz. Some have non-defeatable low pass filters that won't go to 200Hz. 50w would do.

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