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Converting cubic inches to cubic feet

To convert cubic inches to cubic feet, divide by 178
To convert cubic feet to cubic inches, multiply by 178

Port Volume Calculation

The equation to calculate the volume of a round port is: Radius x Radius x Pi x Net 
Depth.
The net depth is the total depth of the port minus the thickness of the wood it is 
mounted in. For our example using a 4” port, 7.5” long, the equation would be:
 x  x .1416 x (7.5-.075) = 84.85 cubic inches or 0.049 cubic feet.

Wedge Style Enclosures

To further maximize the available storage space in your vehicle, you may choose 
to have the back panel of the enclosure follow the angle of the rear seat back. To 
calculate the volume of the enclosure, we need to find the average depth of the 
enclosure.

In our example, we had an enclosure depth of 11.68 inches. To calculate the top and 
bottom panel depths of a wedge enclosure, we need to know how much deeper the 
bottom is than the top. Follow these steps

Step 1:  Place a board on the trunk floor and slide it to the base of the rear seats.
Step :  Cut a small board that when combined with the thickness of the first board,  
 

is the total height of the enclosure. In our example with would be 15 inches,  

 

so the board would be 14.5 inches.

Step :  Stand this board up on the first board and slide it toward the back of the trunk  
 

until it runs into the top of the seat back. Mark a line at the rear edge of the  

 

board.

Step 4:  Measure from the line to the end of the bottom board. This is how much    
 

longer the bottom board is than the top. For this example, we will say it is 5  

 

inches.

We now need to calculate the new depth of the enclosure, knowing the bottom is 
5 inches deeper than the top. The average new depth of the enclosure is half of 5 
inches, or .5 inches. 
The top of the enclosure will need to be 11.68 – .5 = 9.18 inches
The bottom of the enclosure will need to be 11.68 + .5 = 14.18 inches

SFW/SRW/SW

11

Содержание SFW1051

Страница 1: ...SUBWOOFER SFW SRW SW ...

Страница 2: ... in the your vehicle To achieve the maximum possible performance from this speaker we highly recommend that an Authorized Clarion Dealer construct an application specific enclosure that maximizes the space in your vehicle while offering the best possible performance from this product This manual contains all the information required to design your own enclosure with appropriate computer modeling s...

Страница 3: ...ations SFW1051 Single 4 Ohm Voice Coil Shallow Mount 10 Subwoofer 4 SRW1051 SRW1052 10 Subwoofers 5 SRW1251 SRW1252 12 Subwoofers 6 SW1051 Single Voice Coil 10 Subwoofer 7 SW1251 Single Voice Coil 12 Subwoofer 8 5 Subwoofer Application Comparison 9 6 Calculating Enclosure Dimensions 10 7 Limited Warranty Information 12 ...

Страница 4: ...18 254 106 740 139 493 125 677 124 517 157 877 Mms g 133 601 121 455 109 942 145 746 131 930 131 930 172 273 BL TM 13 771 13 351 18 916 13 556 17 012 13 245 13 150 Qms 8 635 9 020 7 243 7 227 7 200 5 287 6 573 Qes 0 619 0 499 0 499 0 592 0 641 0 530 0 685 Qts 0 578 0 473 0 467 0 547 0 592 0 482 0 620 Levc m H 1 104 1 410 2 465 1 505 2 721 1 600 1 845 No 0 155 0 187 0 203 0 3133 0 311 0 181 0 256 S...

Страница 5: ...mmends at least 1 of clearance behind the driver to facilitate air flow and proper cooling 3 Subwoofer Break In Period All new speakers require some amount of time to break in Depending on the applica tion this may take between one and four weeks To accelerate this process you can manually break in your subwoofer before installing it With the subwoofer sitting on a scratch resistant surface connec...

Страница 6: ... application Net Volume 0 45 cubic feet F3 55 7 Hz Qtc 0 712 Subsonic Filter 35Hz 9 21 32 DIA Nitrile butadiene rubber surround Bottom Plate Magnet Dual Copper Voice Coil Spider landing Ring Poly Cotton Spider Paper with Fiber Glass Cone Paper Dust Cap Kapton Voice Coil Fromer Chromed Dust cap 8 AWG Screw Black Terminal Sewn Braided Tinsel lead wire Top Plate Steel Basket Exhaust Vent SFW1051 10 5...

Страница 7: ...ed Enclosure SOUND QUALITY Net Volume 0 4 cubic feet F3 57 Hz Qtc 0 69 9 21 32 DIA Chromed Dust cap 8 AWG Screw Black Terminal Sewn Braided Tinsel lead wire Top Plate Steel Basket Exhaust Vent Bottom Plate Dual Stacked Magnet Dual Copper Voice Coil Poly Cotton Spider Paper with Fiber Glass Cone Paper Dust Cap Nitrile butadiene rubber surround SRW1051 Spider landing Ring Kapton Voice Coil Former 9 ...

Страница 8: ...led Enclosure SOUND QUALITY Net Volume 0 8 Cubic Feet F3 54 Hz 11 23 32 DIA Steel Basket Exhaust Vent Sewn Braided Tinsel lead wire Top Plate 8 AWG Screw Black Terminal Chromed Dust cap SRW1251 Bottom Plate Dual Stacked Magnet Paper Dust Cap Nitrile butadiene rubber surround Poly Cotton Spider Spider Landing Ring Dual Copper Voice Coil Paper with Fiber Glass Cone Kapton Voice Coil Former 5 1 4 10 ...

Страница 9: ...nt 4 x 11 1 8 F3 39 79 Hz sw1051 Sealed Enclosure SOUND QUALITY Net Volume 0 5 Cubic Feet Qts 0 748 F3 53 62Hz Nitrile butadiene rubber surround Inject Plastic Cone Poly Cotton Spider Steel Basket Dual Copper Voice Coil Dual Stacked Magnet Bottom Plate Exhaust Vent Top Platet Kapton Voice Coil Former Terminal Chromed Dust cap SW1051 9 1 8 DIA 5 3 4 1 4 10 5 16 DIA 9 25 32 DIA SFW SRW SW ...

Страница 10: ...tadiene rubber surround Kapton Voice Coil Former Chromed Dust cap 11 11 16 DIA 11 1 16 DIA 6 7 16 1 4 12 9 32 DIA SW1251 sw1251 PORTED Enclosure Sound Quality Net Volume 1 5 Cubic Feet Vent 3 x 7 7 8 F3 34 13 Hz sw1251 DUAL PORTED Enclosure SPL Net Volume 2 5 Cubic Feet Vent 4 x 7 5 F3 36 51 Hz sw1251 Sealed Enclosure SOUND QUALITY Net Volume 0 9 Cubic Feet Qts 0 87 F3 45 41 Hz SFW SRW SW ...

Страница 11: ... subwoofer to achieve optimum performance Where noted please use a subsonic filter to protect your Clarion subwoofer from over excursion situations that may cause damage All specifications are subject to change without prior notice 5 Subwoofer Application Comparison Enclosure Type Sealed Vented Bandpass Power Handling Good at all Frequencies Good above Tuning Frequency Good near Tuning Frequency L...

Страница 12: ...when measuring Eg 35 wide by 15 tall Step 2 Calculate the gross enclosure volume This includes the net enclosure volume plus the displacement of the drivers port s and any bracing There is no bracing being used in this example however Clarion recommends an enclosure of this size be properly braced Eg 2 5 ft3 net volume 0 06 ft3 per speaker 0 049 ft3 port Gross Volume 2 5 0 06 0 06 0 049 2 665 ft3 ...

Страница 13: ...nel depths of a wedge enclosure we need to know how much deeper the bottom is than the top Follow these steps Step 1 Place a board on the trunk floor and slide it to the base of the rear seats Step 2 Cut a small board that when combined with the thickness of the first board is the total height of the enclosure In our example with would be 15 inches so the board would be 14 25 inches Step 3 Stand t...

Страница 14: ...the unit for repair 5 The sole responsibility of Clarion under this Limited Warranty shall be limited to the repair of the product or replacement of the product at the sole discretion of Clarion 6 Product must be shipped in its original carton or equivalent carton fully insured with shipping charges prepaid Clarion will not assume any responsibility for any loss or damage incurred in shipping 7 CL...

Страница 15: ......

Страница 16: ...Clarion Corporation of America All Rights Reserved Copyright 2006 Clarion Corp of America Printed in China ...

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