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Parallel wiring a dual 2 ohm sub = 1 ohm

PARALLEL

SERIES

DUAL 2-OHM VOICE COIL WIRING

Series-Parallel wiring two dual 2 ohm subs = 2 ohm

Series wiring a dual 2 ohm sub = 4 ohm

SERIES-PARALLEL

Amplifier

Amplifier

Amplifier

NOTE: Never connect only one coil of a Dual Voice Coil (DVC) speaker. BOTH voice coils must be
connected to the amplifier

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Summary of Contents for 3XL Series

Page 1: ...3XL SUBWOOFER SERIES Application Guide 3XL 1201D 3XL 1202D 3XL 1501D 3XL 1502D ...

Page 2: ......

Page 3: ...uct installed by an Authorized PowerBass Xtreme Dealer Doing so will also automatically extend your warranty to a full THREE YEAR Period To learn more about PowerBass Xtreme please visit us on the World Wide Web at http www powerbassusa com Warning Continuous exposure to sound pressure levels in excess of 100 dB can cause permanent hearing loss PowerBass Xtreme Speakers are capable of producing so...

Page 4: ... avoid damage to the speaker If your amplifier has a gain control it would be advisable to lower this control slightly to prevent this from reoccurring If more volume or a higher SPL Sound Pressure Level is desired you should try adding additional speak ers to the system By doing so it is possible to gain significant increases in sound pressure levels In some cases you may double the system s outp...

Page 5: ...l 2 to 3 times faster and 2 to 3 times hotter than a standard class A B amplifier These specially designed RVC coated high temperature dual 1 ohm or 2 ohm voice coils ensure high power handling and precise linear excursion while maximizing thermal heat dissipation that is needed when connected to a class D amplifier Xtra Xtra Xtra Large Motor Structures The huge power that a class D amplifier prod...

Page 6: ...subwoofer in a mono bridged mode if your amplifier has the capabilities There are basically four different types of wiring configurations Series Parallel Series Parallel or Parallel Parallel It is possible to change the impedance or load by how the speakers are to be wired and by the quantity of woofers used Parallel wiring a dual 1 ohm sub 1 2 ohm PARALLEL SERIES DUAL 1 OHM VOICE COIL WIRING Para...

Page 7: ...OICE COIL WIRING Series Parallel wiring two dual 2 ohm subs 2 ohm Series wiring a dual 2 ohm sub 4 ohm SERIES PARALLEL Amplifier Amplifier Amplifier NOTE Never connect only one coil of a Dual Voice Coil DVC speaker BOTH voice coils must be connected to the amplifier 7 ...

Page 8: ... 20 of the recommended size When using any type of box stuffing material be sure that the subwoofer s vented pole piece is clear from any obstructions since covering the pole piece will result in loss of bass and can possibly cause damage to your subwoofer The most important aspect of a sealed enclosure is to make sure that it is airtight and solid If your enclosure has any air leaks or if the pan...

Page 9: ...und output is achieved without the subwoofer reaching its mechanical limits 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 having separate chambers for each subwoofer if the subwoofers will be operated by two different amplified signals This will preven...

Page 10: ...run your Speakers in mono instead of stereo Most bass is reproduced in mono so there is less chance of any cancellation if played in mono 5 Where possible wire your Speakers in parallel instead of series Bass is reproduced either way but again there is less chance of cancellation in parallel NOTE Be sure the amplifier you are using is stable to the resulting impedance of the speaker load 6 Where p...

Page 11: ...on whether the cabinet is to be permanently installed or portable This principle applies to any walls of the enclosure spanning more than 18 long Any braces should also be liberally glued or screwed down on edge Edge wise drilled and countersunk holes through the braces can be used for 10 2 Flathead wood screws to avoid the use of more expensive lag bolts The majority of strength from an enclosure...

Page 12: ...ntil final installation and always rest it with the cone facing up Never use force when installing a speaker Locate all fuel lines brake lines oil lines and electrical cables when planning your installation Check to see if there is enough clearance behind the mounting surface before drilling holes or install ing screws for proper speaker ventilation Also make sure there s enough front clearance fo...

Page 13: ...tts 850 1700 watts 1 000 2 000 watts 1 000 2 000 watts POWER RECOMMENDATIONS Many speaker and amplifier brands measure their power ratings in different ways Often the stated Max Power handling are viewed as continuous RMS power handling of the speaker when actually the Max is generally the breaking point of the speaker In an effort to minimize any confusion PowerBass has chosen to rate our Super S...

Page 14: ...n divide this sum by 1728 W x H x D 1728 Please contact your authorized PowerBass Autsound dealer for other designs and specifications 3XL 1201D 3XL 1202D Minimum Volume Recommended Volume Maximum Volume Sealed cu ft 0 5 1 1 5 F3 48 46 47 Qtc 0 88 0 7 0 63 Ported cu ft 1 25 2 3 Round Port In 4 x 26 6 4 x 15 52 4 x 9 4 Round Port Displacement cu ft 0 19 0 11 0 07 Slot Port Opening In 12 x 1 12 x 1 ...

Page 15: ...15 Sealed Minimum Sealed Recommended Sealed Maximum Ported Recommended Ported Minimum Ported Maximum 3XL 1201D 3XL 1202D ...

Page 16: ...ing In 15 x 1 5 15 x 1 5 15 x 1 5 Slot Port Length In 20 7 8 15 7 8 12 5 8 Slot Port Displacement cu ft 0 27 0 21 0 16 Port Tuning Hz 35 30 35 F3 34 31 31 SubSonic Filter Setting 26 23 26 Characteristic SQ SQL Contact Tech for special application enclosures Enclosure volume does not includes Port and speaker displacements Note Due to the vented backplate you must allow an additional 2 behind the s...

Page 17: ...17 Sealed Minimum Sealed Maximum Ported Recommended Sealed Recommended Ported Maximum Ported Maximum 3XL 1501D 3XL 1502D ...

Page 18: ... PACKAGING The PowerBass Xtreme Super Subs are very heavy and therefore require special packaging to assure their unblemished arrival Should you need to transport your PowerBass Xtreme Super Sub you must use both the color gift box and the brown shipping carton to ensure safe arrival This special original packag ing must accompany the PowerBass Xtreme Super Sub in the event of product failure NOTE...

Page 19: ...ar without annoy ing blaring or distortion and most importantly without affecting your sensitive hearing Sound can be deceiving Over time your hearing comfort level adapts to higher volumes of sound So what sounds normal can actually be loud and harmful to your hearing Guard against this by setting your equipment at a safe level BEFORE your hearing adapts PowerBass and the CEA want you to listenin...

Page 20: ...INSTALLATION NOTES Model Number Serial Number Date Purchased ...

Page 21: ...21 ...

Page 22: ...ations Speakers received with bent frames or water damage Abuse such as holes in the cone surround or ripped spider Voice coil damage due to amplifier clipping or distortion Product that has not been installed according to this owners manual Any implied warranties including warranties of fitness for use and merchantability are limited in duration to the period of the express warranty set forth abo...

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Page 24: ...PowerBass Xtreme PBX A division of PowerBass USA Inc 2133 S Green Privado Ontario CA 91761 Tel 909 923 3868 Fax 909 923 8048 www powerbassusa com ...

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