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maxhifi maxhifi is offline
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Default Speaker Arrays - completed project

I wrote on here a few months back about building a pair of multi cheap
driver speaker arrays, to use with my 2A3 amps.

I decided on closed baffles as opposed to open, so they would be less huge,
and ended up with two speakers, each containing 3 drivers connected in
series.

The baffles are made of 5/8" particle board, and are 23" tall x 5 "deep x
6 " wide The drivers are 4 ohms, elliptical, about 4" x 6", arranged
vertically in a three unit line array. resulting in a 12 ohm overall
impedance, which works well with the 16 ohm tap of my amplifier. The
enclosures are partially filled with fiberglass insulation.

The sound is good - the speakers are MUCH more sensitive than my normal
(91dB/W) speakers, and play very loud with my 2A3 SE amplifier. The bass is
somewhat rolled off, although I suspect placing them against the wall will
help. It's almost possible to forget that the drivers cost $3.50 each, when
listening to the new system!


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tubegarden tubegarden is offline
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Posts: 343
Default Speaker Arrays - completed project



On Jan 24, 5:36*pm, "maxhifi" wrote:
I wrote on here a few months back about building a pair of multi cheap
driver speaker arrays, to use with my 2A3 amps.

I decided on closed baffles as opposed to open, so they would be less huge,
and ended up with two speakers, each containing 3 drivers connected in
series.

The baffles are made of 5/8" particle board, and are 23" tall *x 5 "deep *x
6 " wide The drivers are *4 ohms, elliptical, about 4" x 6", arranged
vertically in a three unit line array. resulting in a 12 ohm overall
impedance, which works well with the 16 ohm tap of my amplifier. *The
enclosures are partially filled with fiberglass insulation.

The sound is good - the speakers are MUCH more sensitive than my normal
(91dB/W) speakers, and play very loud with my 2A3 SE amplifier. The bass is
somewhat rolled off, although I suspect placing them against the wall will
help. It's almost possible to forget that the drivers cost $3.50 each, when
listening to the new system!



Hi RATs!

Welcome You may find something else you would like to try you hand
at ...

I have collected a bunch of parts and old audio products. Now, whatever
I cludge together is free

It is not realistic, but, it is Fun!

Happy Ears!
Al

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