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Multi-Way Conventional loudspeakers with crossovers

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Old 1st March 2009, 04:02 PM   #1
diyAudio Member
 
Join Date: Nov 2004
Location: Friesland
Default Speaker for my dad MkII

My dad didn't like the looks so here's a new design which he does like.

old thread
3 way for my dad

tweeter 3/4" Eton 25SD1
mid 7" 7-360/37 HEX 4Ohm
bass Audes 75W104-4

mid 8 liters
bass 120 liters port at 30Hz
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Old 1st March 2009, 04:03 PM   #2
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Join Date: Nov 2004
Location: Friesland
Default XO

This is the crossover and frequencycurve.
I thried to keep it simple and effective.
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Old 1st March 2009, 04:06 PM   #3
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Join Date: Nov 2004
Location: Friesland
Default off axis

And at last I made a printscreen of the off axis frequency response.
Thisone is important for me because possibly the speakers will be in a sideroom.
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Old 16th March 2009, 06:48 PM   #4
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Join Date: Nov 2004
Location: Friesland
Oke, I made a new start, my dad likes the new design and so do I.



1. Sonus Faber Stradivari - style

2. Closed box instead of BR because of uncertain boxvolume due to making the box in about 60 layers of 18mm mdf and faster reaction.
30l for mid
40 l for basswoofer, more volume gives less output
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Old 16th March 2009, 07:32 PM   #5
rjb is offline rjb  New Zealand
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Join Date: Jun 2004
Location: Piha
At last, someone whole concentrates on aesthetics first!
But then makes the sound good as well.
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Old 16th March 2009, 07:34 PM   #6
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Join Date: Nov 2004
Location: Friesland
Default crossover

XO
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Old 16th March 2009, 07:37 PM   #7
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Join Date: Nov 2004
Location: Friesland
Default off axis

of axis is nice now i think
and rjb aesthetics is important for an architect do you like the design? is it sonus faber,? i tried to make it also a little different and doable.

it will be about 60 layers of mdf and the frontplate and backsideelement will nicely fit in
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Old 16th March 2009, 08:59 PM   #8
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Nice. Looks like it only needs one structural curved shape to fabricate the box. What is the skin material? If it's a kerf-type board you might look to see if your minimum radius exceeds the maximum bend of the material.
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Old 17th March 2009, 07:36 PM   #9
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Join Date: Nov 2004
Location: Friesland
dzzmiller
you are right, the mainvolume is built from only one structural curved shape.
outside is veneer, an radius will do i think
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