So just align the basket fronts and it’s well done. The overall build quality of the AlphaA woofer drivers appears to be very good. Because of the good OB performance and low cost for the AlphaA woofer, this is one of the more popular woofers for open baffle speaker configurations. The music really is fantastic. I plan to use an analog xo and maybe play around with a digital one in the future. I absoutely love the way your setup looks! I have a dual B OB set up, and single Alpha 15 in H frame each side, with a rear firing tweeter and like that very much as well.

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I’m quite sure you don’t crossover above Hz. Rudolf Logged Print Pages: If eminencd can generate an impulse response then you can find the delay of the impulse from each driver to the microphone, and figure out the difference. Mono records sound amazing and wide when the baffles are square to the room.

Visaton B and 2x Eminence Alpha 15A

By using our site, you consent to the use of cookies by us. That would make the front appear even cleaner to my eyes and help acoustically. The Eminence AlphaA woofer on an open baffle is quick, accurate, clean and musical.

The weight of the small ferrite magnet is noted as g 25 oz.


Eminence ALPHA15A 15 Inch w Woofer Speaker | eBay

The AlphaA woofer is available from Parts Express. The speaker surrounds are an accordion style made from treated cloth Photograph 2. I just caught this and wanted to compliment you on your speakers. The only proper way would be mechanical appha-15a – looking at both the front and rear impulses allpha-15a calculating from there.

Hello, I’ve started to plan a new set-up that uses some emlnence the comments above and a few ideas others are working with as well. The room and placement changes the character a lot; so i tend to stick with one value and move them around a bit to change the response. Eminence recommends the AlphaA driver for professional audio and bass guitar applications as a woofer in a vented or sealed enclosure.

King has done some excellent work with the AlphaA see links at bottom of page and found it to be a well performing open baffle woofer that can produce excellent bass output down eminenec about 40 Hz. The 15″ woofer is built around a black pressed steel basket.

eminencw An Eminence AlphaA sticker covers the small rear motor structure of the woofer which features a vented pole piece. I’ve been running this set-up for a while now and have really been loving it — just thought I’d share some pictures.

My current drawings have the Visaton about 1″ back from the Alphas. The relative 2-dimentionalness of them keeps them ‘small’ in the room.


Eminence Alpha-15A 15″ Driver

Eminence AlphaA – 15″ Woofer. Cool setup you have there.

Thanks Glen for your nice detailed reply. I absoutely love the way your setup looks! I do not own them any more however The pair of Eminence AlphaA woofers measured very close to one another. Guy 13 Restricted Posts: Logged Guy 13 Restricted Posts: Hello Glen, Beautiful images, a great OB, must made wonderful music surely. We have found the AlphaA to be a cost effective and solid performing open baffle woofer.

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Because of the good OB performance and low cost for the AlphaA woofer, this is one of the more popular woofers for open baffle speaker configurations. Do you have any guidelines or measurements that you will use when building your H frame?

Eminence ALPHA15A 15 Inch 200w Woofer Speaker

Considering their size and the size of my apartment — the Alha-15a don’t feel large or overbearing. The AlphaA voice coil diameter is 38 mm 1. If you did actually have to design a crossover for it, do you have a program that helps determine the values that are used in the crossover?