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ALPHASONIK
Owner's Manual
Alpha 400 Series
Subwoofers
PSW410E / PSW412E
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ALPHASONIK WAS FOUNDED IN 1976 WITH ONE MISSION, TO BRING STATE OF THE ART PERFORMANCE TO THE CAR AUDIO ENTHUSIAST. In those early years we pioneered such ground-breaking technologies as amplifier fan cooling and high voltage signal transfer which remain a benchmark in high-end audio. Today, the new Alphasonik is committed to pushing the envelope with regard to technology, quality and value. Our electronics feature audio- phile parts and circuit topology designed to let the full musical ex
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T A B Introduction.................................................................................3 L E O Features and Specifications.......................................................4 F C Building an Enclosure.............................................................5-9 O N T Subwoofer Parameters.............................................................10 E N Wiring Diagrams..................................................................11-13 T Troubleshooting..................
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I N Thank you for purchasing this Alphasonik product. Alpha- T sonik products are specifically engineered and designed for the mobile R audio environment. This manual contains important information about O installation, set-up procedures and integrating your new Alphasonik D product into your vehicle. With proper care and installation, your new U product will provide you with many years of high performance listening enjoyment. We recommend having an Authorized Alphasonik Dealer C i
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PROPRIETARY HEAT SINK F All Alphasonik 400 Series subwoofers have motor structures encased in pat- E ent pending, cast aluminum, machine finished heat sinks. Power handling is A enhanced because excess heat is quickly absorbed and transferred to the T environment. The music may get hot but our subs run cool. U R MINERAL FILLED POLYMER INVERTED DOME All Alphasonik 400 Series Subwoofers use the latest technology with mineral E filled polymers for musical neutrality. The inverted dome geometry
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Now that you know about subwoofer specifications it’s time to learn about build- B ing subwoofer boxes. If you’ve done any woodworking you shouldn’t have much U trouble when building a subwoofer enclosure. One of the main differences will I probably be the material used in building subwoofer boxes as compared to L other woodworking projects. When building a custom subwoofer box you will D want to use minimal MDF (medium density fiberboard). I N TOOLS REQUIRED TO BUILD AN ENCLOSURE G A S
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If you’re planning to build your own enclosure and are confused B in what type of enclosure best suits your needs this page will help you U choose what enclosure fits your needs. There are many different types of I enclosures. The two most common used enclosures are sealed and vented L enclosure. This page will show the advantages and disadvantages of the D two enclosures. I Advantages of a sealed enclosures N *High power handing capability G *Great transient response A *Tolerant of
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B Calculating speaker enclosure volume is a five step procedure. U (Make sure you do not forget to subtract the thickness of the wood that you have selected to use to build your enclosure.) I L Step One: Measure Height D Step Two: Measure Width I Step Three: Measure Depth N Step Four: Height x Width x Depth G Step Five: Divide the results were in step four by 1728 A (12" x 12" x 12"=1728 which equals to 1.0 cu ft.) N Complete formula should look like this E Height x Width x Depth
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Calculating speaker enclosure volume is a five step procedure. B (Make sure you do not forget to subtract the thickness of the wood and U port displacement that you used.) I L Step One: Measure Height D Step Two: Measure Width I Step Three: Measure Depth N Step Four: Height x Width x Depth G Step Five: Divide the results in step four by 1728 A (12" x 12" x 12"=1728 which equals to 1.0 cu ft.) Complete formula should look like this N Height x Width x Depth / 1728 =__________ E Belo
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B Converting a round port to a slot port. U Calculate the area of the round port(s) being used, then use the square I root function of your calculator to get the interior dimensions of an L equivalent suare port. The length (or depth) of the slot port will be the same as that of the round port. D I To calculate area: ( Area is a two dimensional measurement ) N Circle =3.14 x Radius x Radius G A N Circle Port 4" E N C L O S U R E 2" 2" 4" Port 2 x 2 x 3.14=12.6 1" 12.6 x 1=12.6 Slot Port 1
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S U B 400 Series W Model # PSW410E PSW412E O Fs 35 30 Qts 0.48 0.5 O Qes 0.51 0.55 F Qms 5.23 4.77 Vas (liters) 28 56 E Vas (Cu. Ft.) 1 2 Re 3.7 x 2 3.75 x 2 R Rms 400 500 Xmax +/- (mm) 9 9 P Le 1.8 1.8 Sd 0.033 0.047 A SPL 90 91 R EBP 69 55 Mmd 115 146 A Freq. Resp. 30Hz-500Hz 25Hz-500Hz M E Mounting Dimensions T Depth (mm) 139mm 152mm E Depth (Inches) 5 1/2" 6" Through Hole (mm) 238mm 282mm R Through Hole (Inches) 9 3/8" 11 1/8" Diameter (mm) 277mm 325mm S Diameter (Inches) 10 15/16" 12 7/8"
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Parallel-Parallel Dual 4 Ohm W I R I N G D I A G R A M 0.66 ohms S 1 ohm 2 ohms Patent No: US D478,556 S Patent No: US 6,601,645 B1 Patent No: US 6,656,000 B2 11
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Series-Parallel Dual 4 Ohm W I R I N G D I A G R A M S 2.67 ohms 4 ohms 8 ohms Patent No: US D478,556 S Patent No: US 6,601,645 B1 Patent No: US 6,656,000 B2 12
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Series-Series Dual 4 Ohm W I R I N G D I A G R A M 24 ohms S 16 ohms 8 ohms Patent No: US D478,556 S Patent No: US 6,601,645 B1 Patent No: US 6,656,000 B2 13
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T R O U B L E S H O O T I N G 14
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W Investigate the layout of your vehicle thoroughly before A drilling or cutting. Take care when you work near the gas tank, R gas lines, hydraulic lines, electrical components and electrical N wiring. Do not use the equipment unmounted. Attach this sys- I tem securely to prevent damage, particularly in the event of an N accident or aggressive driving. Do not mount the system so that G wire connections are unprotected or are subjected to pinching A or damage from nearby objects.
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W Alphasonik, Inc. warrants this product against all defects in material and workmanship for a period of one (1) year from the date of original purchase A provided it was purchased from an Authorized Alphasonik, Inc. Dealer. R R A The conditions of this warranty and the extent of the responsibility of Alpha- N sonik, Inc. under this warranty are as follows: T Y 1. DATED PROOF OF PURCHASE IS REQUIRED FOR WAR- RANTY SERVICE OF THIS PRODUCT. Information about Alphasonik, Inc. authorized warra
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W 7. This warranty is not transferable and protects the original pur- A chaser provided they reside and made their purchase in the United States. International consumers may contact their local retailer or distributor for war- R ranty information. R 8. ALL IMPLIED WARRANTIES, EXCEPT TO THE EXTENT PRO- A HIBITED BY APPLICABLE LAW, SHALL HAVE NO GREATER DURATION N THAN THE WARRANTY PERIOD SET FORTH ABOVE. UNDER NO T CIRCUMSTANCES SHALL ALPHASONIK INC. BE LIABLE FOR ANY LOSS Y OR DAMAGE,
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N O T E S 18
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ALPHASONIK INC. 7050 VILLAGE DRIVE BLDG. G BUENA PARK, CALIFORNIA. 90621 TEL: (714)670-8950 · FAX: (714)670-8959 www.alphasonikinc.com
