Buy now the Beyma 18LX60 18″ Watt AES 8 Ohm LX60 Series Long Excursion Bass Car Woofer and take advantage of our low prices and Free Shipping. (34) 96 13 75 · Fax (34) 96 15 07 · · E-mail: [email protected] ·. 18LX60V2. LOW FREQUENCY TRANSDUCER. Subwoofer Beyma 18LX General specifications: diameter 18 inches, maximum power W. Thiele-Small parameters: frequency of self resonance Fs=
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Why not build a cab with 4 matching drivers? Joseph Metoyer wrote on Thu, 15 April However, I am not sure if that is really the case and I don’t know what to do about it.
Scott, Everyone has a duh moment,Shaw Edit: Joseph, since I don’t know you or how much experience you have, please let me ask a dumb question. Are those drivers is seperate chambers? I stand roughly a meter away and play cd’s, adjusting the volume on the mixer until the amp is approaching clipping.
This might be the problem. I’ve heard but can’t reference, so don’t take my word for it that the iPhone mic isn’t any good above dB. W ould be used as a kick bin. Joseph Metoyer wrote on Wed, 14 April Any other recommendations on a box design for this driver, or other opinions on this driver? The Iphone mic preamp clips around dB, get a real meter if you want to test loud.
What is your test signal?
D18LX60 – Beyma 18LX60 recone kit –
I have noticed that the speakers do seem as if they are fighting each other. Voice Coil Overhang Xmax. I am interested in hearing about how building separate chambers will reduce cancellation.
Since this looks like a bass rig to me, you might be having inaccuracies in measurements too. Surface Area of Cone Sd m2. You cannot post new topics in this forum You cannot reply to topics in this forum You cannot delete your posts in this forum You cannot edit your posts in this forum You cannot create polls in this forum You cannot vote in polls in this forum.
Forum Permissions You cannot post new topics in this forum You cannot reply to topics in this forum You cannot delete your posts in this forum You cannot edit your posts in this forum You cannot create polls in this forum You cannot vote in polls in this forum. I have a friend who does the noise thing.
And remember you are using a prediction program-there could be variance there-especially with different drivers.
Beyma 18lx60-v2 8 Ohm 700w AES Bass Speakers Subwoofer 25 Hz – 1 kHz
Separate chambers will keep the cones from modulating each byma, which will clean things up and allow proper tuning for the different speakers. Also, the meter used in testing is probably “Weighted”, with an “A” or “B” rating, and the difference being a roll off in the lower frequencies 18lx600 introduced.
No pressed pulp Cone Design: As others have suggested, perhaps the wiring of all four drivers is out of polarity somewhere, causing cancellations in output between the speakers. I built this cabinet to fit in the backseat of my car.
The wiring appears to be accurate. Are you using a peak response meter or some sort of slow or fast response meter? Or you could have a problem with the way you beymx measuring it. Are you measuring the spl from 1 meter away and using a frequency within the speaker’s range? Heres the specs Specifications.
Please login or register. Geyma you have a meter reading “C” scale, then you’re getting pretty much an accurate reading at lower frequencies, and something is going on elsewhere.
Aluminum Voice Coil Winding Depth: You might be maxing out the iPhone mic and not realizing it. Volume Displaced By Driver.
If not they should bemya they are different drivers. I have a few different drivers available, just trying to find out what of them could be used for kick bins.
G Sub and Beyma 18LX60
I am a noise artist. Pick the one the matches or closely matches 18ls60 TS Parameters of your driver and, there liee your answer. Sounds like the drivers are ‘fighting’ with each other. This page was generated in 0.
I have been testing the box with a few free iphone SPL applications. Lugging one big box with wheels is easier than carrying four separate boxes.