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NEW Old School Hollywood Sound Labs Excursion 12″ Competition Subwoofer,Rare,USA | eBay

Please enter 5 or 9 numbers for the ZIP Code. The carbon properties do not react with the flux of the ferrite magnet material, thus they lessening the “reflective” properties of the front and backplates and reduce the driver’s sensitivity.

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Seller information hurricane Thanks for looking, I am a 14 year ebayer with over a positive Feedback!!! Get them while you can!!!

Brand New Hollywood Sound Labs Car Speaker (Subwoofer)

See all condition definitions – opens in a new window or tab. See terms – opens in a new window or tab. Very small and only top layer.

By manipulating these properties synergy is created. Moreover, the Ventury tm design adds small deposits of material to the backplate in a specific radius to help concentrate the flux flow through the air gap the space between the top plate and the pole piece.


Watch list is full. Dual 4 ohm voice coil, extra long throw and just bad ass!!! The increased electromagnetic strength and higher efficiency enables our speakers to reach a higher “BL” factor while using smaller magnet structures and less power.

Sincethe most copied backplate in soknd industry. Once in a lifetime chance to own an American made bad ass subwoofers!

Brand New Hollywood Sound Labs Car Speaker (Subwoofer) for Sale in Los Angeles, CA – OfferUp

Seller does not offer returns. The solution was to design a custom super high roll, flat progressive spider capable of mirroring the Excursion capabilities of the Double wide surround. The item you’ve selected was not added to your cart. Special financing available Select PayPal Credit at checkout to have the option to pay over time.

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Minimum monthly payments are required. Report item – opens in a new window or tab. Learn More – opens in a new window or tab Any international shipping and import charges are paid in part to Pitney Bowes Inc. For additional information, see the Global Shipping Program terms and conditions – opens in a new window or tab. Please enter a valid ZIP Code. We carefully studied the Super wide surrounds available on the market, but found that although they did increase the linear travel; they also decreased the valuable cone area.


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Learn more – opens in a new window or tab. By increasing the linear Excursion capabilities, our cone body can travels further to displaces more air for unbelievable impact and unsurpassed Sound Pressure Levels that could not be previously achieved by any driver of its size.

The 10″ X D works in a 0.