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Multi-Way Conventional loudspeakers with crossovers

Manninen presents: Steel is Real
Manninen presents: Steel is Real
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Old 7th January 2018, 03:36 PM   #241
manninen is offline manninen  Finland
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slightly smaller horn mount 40% done.

for phase plug im gonna use POM, alu could be better. inside voicecoil less inductance?
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Old 8th January 2018, 06:11 PM   #242
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done, have to buy some black modeling clay to fill it up, jig saws angle is so loose result +/- 5degrees, at least drill were quite good.
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Old 9th January 2018, 06:45 PM   #243
manninen is offline manninen  Finland
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phase plug partially done, ive measured 107mm from cone outer and inner to horn mouth, from cone 87mm, 20mm difference

Can it go to 4000hz with good phase response?
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Old 11th January 2018, 05:32 PM   #244
manninen is offline manninen  Finland
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clayd and fitted to horn, think gonna take some quick measurements
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Old 11th January 2018, 05:50 PM   #245
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first blood with random phase plug

reasonable phase curve
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Old 12th January 2018, 05:35 PM   #246
manninen is offline manninen  Finland
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bit scaried starting to measure
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Old 14th January 2018, 07:50 AM   #247
manninen is offline manninen  Finland
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plug is 60mm, random plug is 85mm and different shape.

Thinking what to do next

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this is the random plug in same window size

Last edited by manninen; 14th January 2018 at 07:58 AM.
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Old 14th January 2018, 10:59 AM   #248
manninen is offline manninen  Finland
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That martin ring does its jobs 400-2100hz
this needs only one 3db notch
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Old 1st February 2018, 11:50 AM   #249
manninen is offline manninen  Finland
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Quote:
Originally Posted by manninen View Post
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mouth is too large, maybe over 70cm2, i wanted it to be 50cm2

and path from cone to mouth is uneven
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today i evolve my sharp plywood throat more into raw modeling clay way.
sand section B couple mms larger.

im gonna stick 400hz-2.2k range as tpl200h is ok with 2.2k

im bothered with 25y old jigsaw so gonna buy a new one
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Old 4th February 2018, 09:53 AM   #250
manninen is offline manninen  Finland
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Slight mismatch second throat, have to sand it down little bit.

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wanted to try something new so build a new sub, found rather good spot from the room so building another one

Last edited by manninen; 4th February 2018 at 09:57 AM.
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