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2XL-1240D

Optimum Sealed Vol.

English

Metric

Gross Vb Internal

0.75 cu.ft

21.24 Liters

Driver Displacement

0.087 cu. ft

2.46 Liters

F3 (-3dB Cutoff)

62Hz

External Dimensions of the enclosure WxHxD,
3/4" (19mm) MDF

15.5 x 16.5 x 8"

39.4 x 41.9 x 20.3 cm

Qtc

0.587

Pe (Watts-Rms)

300-500 Watts

Acceptable Volumes

(0.4 - 1.25 cu. ft)

(11.33 - 42.48 Liters)

Optimum Ported Vol.

English

Metric

Gross Vb Internal

2.5 cu.ft

70.8 Liters

Driver Displacement

0.087 cu. ft

2.46 Liters

Port Displacement

0.36 cu. ft

10.29 Liters

External Dimensions of the enclosure WxHxD,
3/4" (19mm) MDF

17.5 x 14.5 x 22"

44.5 x 36.8 x 55.9 cm

Internal port opening size, W x H

1.25 x 13"

3.2 x 33.0 cm

Internal port Length

16.5"

41.9 cm

Fb (Box Tuning)

35Hz

F3 (-3dB Cutoff)

31Hz

Pe (Watts-Rms)

300-500 Watts

Subsonic Filter Setting if Applicable

30Hz

NOTE: Due to the vented backplate, you must allow an additional 2" minimum behind the suwoofer when designing your
speaker enclosure.

Содержание 2XL series

Страница 1: ...2XL SUBWOOFER SERIES Application Guide 2XL 1040D 2XL 1240D ...

Страница 2: ......

Страница 3: ...ct 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 sou...

Страница 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...

Страница 5: ...coil winding in conjunction with an high tempera ture Bonder 360 adhesive is used to strengthen lamination on the Black Anodized Aluminum Former Nitrile Butadiene Rubber NBR Surround allows maximum excursion while maintaining the precise centering of the voice coil resulting in higher undistorted output Xtra Xtra Large Motor Structures high efficiency Y 35 strontium ferrite magnet are used to ensu...

Страница 6: ...as 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 4 ohm sub 2 ohm PARALLEL SERIES DUAL VOICE COIL WIRING Parallel Parallel wiring two dual 4 ohm subs 1 ohm Series Parall...

Страница 7: ...e to decrease the recommended box volume by using 1 5 pounds per cubic feet of low density high heat specific box stuffing material PowerBass recommends Fiberglass Dacron Poly Fill or long fiber wool for stuffing the enclosure Decreasing the box enclosure however should not exceed 20 of the recommended size When using any type of box stuffing mate rial be sure that the subwoofer s vented pole piec...

Страница 8: ...ntrol is greater SPL output However unlike a sealed or vented enclosure you can effectively in crease the enclosure sensitivity with the appropriate tuning choices You can choose to design a narrow frequency band with very high sensitivity or choose a wide frequency band with the sacrifice of lower sensitivity The damping effect of the vented chamber reduces the motion of the cone so that potentia...

Страница 9: ... way 4 Where possible 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 ...

Страница 10: ...closure 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 comes from the glue When using screws be sure to pre drill holes to avoid splitting the wood NOTE Do not mount...

Страница 11: ... until 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 ...

Страница 12: ...ted 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 Subs in the following manner NOMINAL POWER HANDLING Playing your woofer at levels below the Pe RMS spec will allow the woofer to operate at optimum conditions and cause th...

Страница 13: ...lity 2XL 1040D Optimum Sealed Vol English Metric Gross Vb Internal 0 75 cu ft 21 24 Liters Driver Displacement 0 055 cu ft 1 56 Liters F3 3dB Cutoff 52Hz 52Hz External Dimensions of the enclosure WxHxD 3 4 19mm MDF 16 5 x 18 75 x 6 5 41 9 x 47 6 x 16 5 cm Qtc 0 621 0 621 Pe Watts Rms 250 450 Watts 250 450 Watts Acceptable Volumes 0 4 1 25 cu ft 11 33 35 40 Liters Optimum Ported Vol English Metric ...

Страница 14: ... Metric Gross Vb Internal 2 5 cu ft 70 8 Liters Driver Displacement 0 087 cu ft 2 46 Liters Port Displacement 0 36 cu ft 10 29 Liters External Dimensions of the enclosure WxHxD 3 4 19mm MDF 17 5 x 14 5 x 22 44 5 x 36 8 x 55 9 cm Internal port opening size W x H 1 25 x 13 3 2 x 33 0 cm Internal port Length 16 5 41 9 cm Fb Box Tuning 35Hz 35Hz F3 3dB Cutoff 31Hz 31Hz Pe Watts Rms 300 500 Watts 300 5...

Страница 15: ...R PACKAGING The PowerBass Xtreme subwoofers are very heavy and therefore require special packaging to assure their unblemished arrival Should you need to transporrt your PowerBass Xtreme subwoofers 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 subwoofer in the event of product failure N...

Страница 16: ... 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 listening ...

Страница 17: ...17 INSTALLATION NOTES Model Number Serial Number Date Purchased ...

Страница 18: ...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...

Страница 19: ......

Страница 20: ...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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