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Summary of Contents for PowerBass L-1004D
- Page 1 L-1004D L-1204D L-1504D Autosound "L" Series Subwoofer Application Guide Please read through this manual to familiarize yourself with your new speakers. Should your PowerBass Autosound speaker components ever require service, you will need to have the original dated receipt.
- Page 2 170 dB. Please observe all local sound ordinances while listening to your PowerBass Autosound system. PowerBass USA, Inc. accepts no liability for hearing loss, bodily injury, or property damage due to the...
- Page 3 POWERBASS AUTOSOUND “L” WOOFER FEATURES Injection Molded PP Cone with enlarged Dustcap: A unique injection molding process is used to add strength to the lightweight polypropylene resulting in a very rigid cone. This results in accurate low frequency reproduction at high power while offering durability and resistance to heat, humidity and dust.
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Page 4: Wiring Guidelines
WIRING GUIDELINES It is highly recommended that you seek an authorized PowerBass dealer to properly setup, wire and install your woofers for maximum performance. There are multiple ways to wire your woofers depending on your amplifier and system configuration. The use of multiple voice coils offers you more versatility in system configuration. - Page 5 INSTALLATION EXPERIENCE Installation of PowerBass Autosound Subwoofers requires experience with a variety of mechanical proce- dures including enclosure construction. This manual only provides general installation and operation in- structions. If you have any reservations about your installation skills, please contact your local Authorized PowerBass dealer for assistance.
- Page 6 Minor deviations from design recommendations however may result in frequency response and distortion problems. (If you are intending to use multiple subwoofers in your system, PowerBass recommends hav- ing separate chambers for each subwoofer if the subwoofers will be operated by two different...
- Page 7 If you hear distortion in your system, immediately reduce the musical level to the point where the sound retains its clarity. All PowerBass Autosound subwoofers require an initial break-in period before it will reach optimum performance. Like any new precision machinery, allow a minimum of several days to one week with normal daily usage to ensure that the suspension has properly been broken-in.
- Page 8 SUBWOOFER CROSSOVER SETTING Your PowerBass subwoofers will perform best if they are used in conjuction with a subwoofer crossover of some kind. Using a crossover will remove unwanted high frequencies and allow them to concentrate only on bass.
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Page 9: Installation Precautions
PREPARING FOR INSTALLTION NOTE: The tools listed below may be required for basic installation. • An electric drill with bits • Saber, circular and jig saw • Phillips-head and standard screwdrivers • Wire strippers • Crimping tool and needle-nose pliers •... - Page 10 PARAMETERS FOR POWERBASS L SERIES WOOFERS (Due to Constant Improvements, Specifications and Parameters are subject to change without notice.) L-1004D L-1204D L-1504D VC Impedance (ohms) 4Ω + 4Ω 4Ω + 4Ω 4Ω + 4Ω Test Impedance (ohms) Driver Displacement 0.074 cu ft 0.125 cu ft...
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Page 11: Recommended Enclosures
First multiple these number by themselves and then divide this sum by 1728. (W x H x D) / 1728. Please contact your authorized PowerBass Autsound dealer for other designs and specifications. (Even though these subwoofers can be used in a ported enclosure, PowerBass recommends a sealed enclosure for optimum performance and sound quality.) - Page 12 L-1204D Optimum Sealed Vol. Standard Metric Gross Vb Internal 1.25 cu.ft 35.4 Liters Fc, (resonance frequency of of the 49Hz 49Hz closed box system) F3 (-3dB Cutoff) 45Hz 45Hz External Dimensions of the enclo- 15 x 14.5 x 14 inch 38.1 x 36.8 x 35.6 cm sure W x H x D, 3/4"...
- Page 13 L-1504D Optimum Sealed Vol. Standard Metric Gross Vb Internal 2.0 cu.ft 56.64 Liters Fc, (resonance frequency of of the 43Hz 43Hz closed box system) F3 (-3dB Cutoff) 39Hz 39Hz External Dimensions of the enclo- 17 x 17 x 16 inch 43.2 x 43.2 40.6 cm sure W x H x D, 3/4"...
- Page 14 PowerBass and the CEA want you to listening for a lifetime! This manual is the exclusive property of PowerBass USA, Inc. Any reproduction of this manual, or use other than its intentions is strictly prohibited without the express consent of PowerBass USA, Inc. Copyright 2013 PowerBass USA, Inc.
- Page 15 Some states do not allow limitations on the length of an implied warranty, so this limitation may not apply. No person is authorized to assume for PowerBass any other liability in connection with the sale of this product.
- Page 16 PowerBass Autosound – A division of PowerBass USA, Inc. 2133 South Green Privado – Ontario, CA 91761 Tel. (909) 923-3868 – Fax (909) 923-8048 www.powerbassusa.com...
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