Subwoofer JBL H. General specifications: diameter 18 inches, maximum power W. Thiele-Small parameters: frequency of self resonance Fs=20 Hz. JBL Incorporated, Balboa Boulevard, P.O. Box , Northridge, California U.S.A.. Technical Manual. JBLH. SPECIFICATIONS. Max Pwr. wRMS. Magnet Wt. 86 oz. Foam Surround Net Weight 22 lbs. Box 12cf, 44x29x21″ Box 23cf, 49x30x30″, Cone Sq.”;sq.M. Eff/Max SPL 95/.
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Acoustic loading shall further extend the low frequency response. On-axis response, measured at a distance of 2 m 6. The sensitivity rating of JBL low frequency loudspeakers is based on a signal swept from Hz to Hz. In addition, a Flux Stabilizing Ring encircling the pole piece shall act to reduce flux modulation. All times are GMT Nominal impedance shall be 8 ohms.
Maximum Excursion Before Damage: Extra Tabs by vBulletin Hispano. Performance specifications of a typical production unit shall be as follows: I have enought wood to biuld a box of L inside. Voice Coil Winding Depth: For this reason, any current JBL product may differ in some respect from its published description, but will always equal or exceed the original design specifications unless otherwise stated.
The frame shall be of cast aluminum to resist deformation, and the magnetic assembly shall utilize a ferrite magnet and produce a symmetrical magnetic field at the voice coil gap.
It sure sounds great, though. The SFG design, in combination with a Flux Stabilizing Ring around the pole piece, significantly reduces second harmonic distortion and provides exceptionally accurate low frequency reproduction.
A bigger box will get you lower also. I use a pair of ASH cabinets each with a H driver in them. Originally Posted by quindecima. At the bottom of the page, you can see a strip that says “similar threads”.
Originally Posted by audiomagnate. Most of people build enclosures with JBL enclosure dimension bit is there sommeone that use bigger box? Results 1 to 15 of Your can also get an answer there. Originally Posted by andychris.
JBL 2245H 18 Inch Woofer Factory Reconed
When you get the cabinets, remove the stock boat anchor drivers and sell them on Ebay Other loudspeakers will be considered for equivalency provided that submitted data from a recognized independent test laboratory verify that the above performance specifications are met.
Last edited by Lee in Montreal; at When you get the cabinets, remove the stock boat anchor drivers and sell them on Ebay, tear out the wiring and replace with better stuff.
I haven’t yet heard Eminent Technologies fan type subwoofers, but they are very expensive and require an additional two add on rooms for cabinets. Or, so what my friend Steve did – build the box This of course uses the BX63 for really low eq. Additionally, the cone is coated with an exclusive damping formulation to ensure optimum mass and density.
I think the Adcom stacks are to keep the subs from moving out.
Subwooffer with JBL H
Adjust your pampers accordingly. The half-space reference efficiency shall be 2. New materials, production methods, and design refinements are introduced into existing products without notice as a routine expression of that philosophy.
JBL continually engages in research related to product improvement. Usable frequency response shall extend from 20 Hz to 2 kHz.
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Subwooffer with JBL H. Originally Posted by Vottboy. You should also glue every seam by reaching inside with an extension arm and 2245j the cabinets so the glue flows properly into the joints.
Is there anybody who has built a big enclosure for a ? It’s probably a good idea to use the B as a model. After a prolonged 16 Hz undertone in an organ solo jbp several minutes, my bowels actually cut loose, and I am not prone to that.
Used JBL H Subwoofers for Sale |
Hello I will build a subwoofer with 1 x but for the moment I don’t know what volume to use. I am not joking, infrasound in large quantities can hurt you. The best box is no box infinite baffle.
Originally Posted by JeffW. This motor assembly is optimally balanced with a 25 mm 1 in long voice coil and carefully engineered suspension elements to allow maximum excursion linearity with complete freedom from dynamic instabilities. Volume Displaced by Driver when Mounted in Enclosure: Always fun learning more Rated power capacity shall be at least W normal program material.