ARC Audio ARC12D4 V3 User's Manual
Contents
1. 650 45 756 Ltr 326 811 uM N 138 659mKg 141 858 g 13 949 4 094 431 390 131 14 437k Speaker Specifications and Parameters ARC10D4 7 810 ohms 23 484 Hz 31 400m 6 354m ohm 938 114 966 mh 661 48 366 Ltr 345 454 uM N 129 757mKg 132 956 g 18 355 3 865 455 407 133 14 560k ARC12D2 4 040 ohms 22 852 Hz 47 000m 5 147m ohm 933 84 351 mh 659 74 430 Ltr 237 282 uM N 198 556mKg 204 415 g 15 895 3 679 469 416 183 17 067k ARC12D4 7 88 ohms 23 178 Hz 47 000m 8 035m ohm 1935 151 007 mh 640 76 276 Ltr 243 165 uM N 188 038mKg 193 897 g 20 423 3 833 533 468 172 16 553k Arc Audio Warranty and Service Guidelines Arc Audio warrants all new products against defects in material and workmanship for a period of ONE 1 YEAR from the original date of purchase from an AUTHORIZED ARC AUDIO RETAILER This warranty is not transferable and appli oly to the original retail purchaser of the product from and AUTHORIZED ARC AUDIO RETAILER Upon inspection by ARC AUDIO should services be necessary under this warranty for any reason due to manufacture defects ARC AUDIO will at its sole discretion repair or replace the defective product with new or similiar conditioned product at no charge THIS WARRANTY DOES NOT COVER INSTALLATION OR DAMAGE RESULTING FROM ACCIDENT MISUSE ABUSE IMPROPER WIRING OPERATION OUTSIDE OF MANUFACTURES SPECIFICATIONS OR AGAINST INSTRUCTIONS IN OWNERS MANUAL IN A2. screws or nails Make sure the enclosure will fit and that you have adequate room to get it in and out of the vehicle Calculating Endosure Volume It is difficult to give exact box dimensions that are universal for all cars and trucks It isfor this reason that you must be able to calculate the space in which you have available in order to achieve the proper air volume required Calculating External Volume 1 To calculate box volume measure the outside Width x Height x Depth of the enclosure Example 12 x 14 x 9 1512 cubic inches 2 Next you must convert cubic inchesinto cubic feet To do this you must divide the cubicinch total by 1728 Example 1512 cu in 1728 875 Cubic feet Calculating Internal Volume 1 To calculate the internal net volume of the above box you must first multiply the thickness of the wood you are using by Wo 2 Example 34 x 2 1 1 2 2 Next subtract 1 5 from each of the outside measurements of the box Width 12 1 5 10 5 Height 14 1 5 12 5 Depth 9 1 5 7 5 3 Multiply the new totals H xW x D Example 10 5 x 12 5 x 7 5 984 375 cubic inches 4 Next you must convert cubic inchesinto cubic feet To do this you must divide the cubic inch total by 1728 Example 984 375 1728 5696 cubic feet For additional information call ARC Audio Tech support at 209 543 8706 Revcin Series Fo ARC10D2 4 030 ohms 23 375 Hz 31 400m 3 447m ohm 956 80 024 mh
3. ARC AUDIO Precision Engineered Subwoofer ARC Series Subwoofers MADE IN THE USA Owners Manual for Arc10D2 V3 Arc10D4 V3 Arc12D2 V3 Arc12D4 V3 WWW ARCAUDIO COM ecommended Enclosures Arc Series 10 Arc Series 12 Sealed Box aes Sealed Optimum Max Optimum Max Volume 165 cuft 8 cuft 1 0 cuft 1 25 cuft Gross Ported Volume 1 25 cuft 9 cuft 2 0 cuft 1 3 cuft Gross Ported Box Port single 3 Round port 3 Round port 3 Round port 3 Round port Dimensions 23 Length 14 Length 13 Length 10 Length Tuning Freq 26Hz 38Hz 26hz 36hz Wiring Options Wired in Series Wired in Parallel L Dual 24Q Dual 24 Q ii Dual 4 8Q Dual 42Q ae ae Dual 2 5Q a a Dual 4 10 ae Wired in Series Parallel Dual 2 42 Opa Useful Information Ultimately the enclosure you build determines the performance of your subwoofer The size and vent tuning frequency if you re using a ported box determine the low frequency extension and output of the subwoofer We have designed the ARC Audio subwoofer to perform well when used in both sealed and ported enclosures The acoustics of your vehicle also influence bass response The small interior size of most cars and trucks boosts low frequencies dramatically You will need to use a smaller enclosure then normal to achieve a flat bass response Asa rule below 50Hz depending on cabin size bass respon
4. DDITION ANY PRODUCT THAT HAS BEEN OPENED TEMPERED WITH OR MODIFIED OR IF THE SERIAL NUMBERS HAVE BEEN REMOVED OR ALTERED WILL NOT BE COVERED BY ANY PART OF THE MANUFACTURES WARRANTY All warranty returns should be sent to ARC AUDIO freight prepaid and must be accompanied by proof of purchase a copy of the original printed sales reciept Direct returns from consumers or non authorized retailers will be refused unless specifically authorized by ARC AUDIO with a valid return authorization number All warranty returns must be packed in the original packaging and be accompanied by a copy of the original printed sales reciept Product damaged in shipment due to improper packaging will not be covered under this warranty and the customer or retailer will be charged full cost to repair the specific piece of product to a like new or similiar condition In no event will ARC AUDIO be liable for incidental consequental or other damages resulting from the use of this product this includes but is not limited to damage or hearing property or person damage based upon inconvenience or on loss of use of the product and to no extent permitted by law damages for personal injury This warranty gives you specific legal rights and you may have other rights which vary from state to state This warranty applies to products sold and used in the United States of America In other countries please contact your distributor
5. amp if it is correctly tuned However even asmall amp that is being over driven clipped can destroy a sub Use your power wisely Clipping can be heard asa dull thud or apopping sound If you hear any change in the tone of your subwoofer this is a danger sign TURN IT DOWN If you want more volume get a bigger amp or add another woofer Physics Energy cannot be created or destroyed only change forms What does thismean Your amp does not make power it takes power from your battery and convertsit into a different form The subwoofer is just another kind of converter It changes AC voltage from the amp into changesin air pressure that s all sound is and HEAT The more energy being converted the more heat A speaker can not reproduce DC voltage produced when an amp clips but this energy must go somewhere It is all converted into heat This is why clipping isso dangerousto a speaker Useful Information Agreat deal of energy can also be lost in the enclosure If your boxis not strong enough the sides will flex It takes energy to flex the box This energy is not being converted into sound In short the stronger the box the less energy will be lost So build it Strong This same thing can happen to the car body Sound deaden it will sound better and hit harder Building an Enclosure It is recommended that you use 3 4 MDF Medium Density Fiberboard to build an enclosure Glue all your jointswith yellow glue and secure then with
6. se increases at about 12dB per octave as the frequency decreases This Cabin Gain adds significant bass output to the subwoofer system We have given you two enclosure recommendations that are listed on the previous page One sealed and one ported The sealed enclosure design will in most cases give you the best sound quality and take up less space in your vehicle The ported box design will offer more output then the sealed enclosure about 3 4 dB more but it will reduce the power handling and require more space to install The recommended ported enclosure is not designed for competition SPL performance it is designed for normal listening It will increase the low frequencies output and increase the overall volume while still sounding good when properly tuned and installed ANote About Power Handling ARC Audio woofers are designed to perform for years without any problems The RMS power noted under the specifications is the recommended continuous power for long term use All woofers make heat It is possible to dissipate only so much of this heat The woofer can handle as much as twice its rated RMS power for short periods This is the MAX power rating Continued use of this woofer at greater then the RMS power rating will result a damaged burnt voice coil This damage is considered abuse and is NOT covered under the warranty Small Amp Myth Under powering a woofer isfine This woofer will suffer no damage from a 100 watt
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