Audio Pro SP-18 User's Manual
Contents
1. 18 Active Subwoofer INSTRUCTION MANUAL INSIDE THIS INSTRUCTION MANUAL Important Safety Instructions Specifications 2 Set up Information Panel Specifications Controls and Connections Contact Information DAD NE IT 10 11 12 13 14 15 IMPORTANT SAFETY INFORMATION Read these instructions Follow all instructions Keep these instructions Heed all warnings Do not use the SP 18 near water Clean only with a dry cloth Do not block any ventilation openings Install in accordance with the manufacturer s instructions Do not install near any heat sources such as radiators stoves or other devices that may produce heat Do not defeat the safety purpose of the polarization or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong is provided for your safety If the provided plug does not fit your outlet consult an electrician for replacement of the obsolete outlet Protect the power cord from being walked on or pinched particularly at the plug and the point where it exits the SP 18 amplifier Only use attachments accessories specified by B 52 Pro Audio Use only with a cart stand bracket or table specified by B 52 Pro Audio or sold with the SP 18 When a cart is used use caution when2. me may analyze your answers and in this way help us evaluate our customer needs See provided Limited Warranty card for additional terms E T l SOUND SYSTEMS INC 3383 Gage Avenue Huntington Park CA 90255 Phone 323 277 4100 Fax 323 277 4108 National 1 800 344 4 Internet www B 52PRO com E mail info B 52PRO com
3. moving the cart SP 18 combination to avoid injury from tip over Unplug the SP 18 during lightning storms or when un used for long periods of time Refer all servicing to qualified personnel Servicing is required when the SP 18 has been damaged in any way such as when power cord or plug is damaged liquid has been spilled or objects have fallen into the SP 18 cabinet the SP 18 has been exposed to moisture or rain does not operate normal ly or has been dropped To reduce the risk of fire or electric shock do not expose the SP 18 to rain or moisture HEED ALL WARNINGS WARNING To reduce the risk or fire or electrical shock do not expose this equipment to rain or moisture AMPLIFIER SPECIFICATIONS e Made In The U S A e 1200 watt RMS Digital Amplification e 800 watts RMS 8 Ohms e 1200 watts RMS 4 Ohms e Frequency Range 30 120Hz 3db e Crossover Frequency 120 Hz e Crossover Slope 4th Order 24db octave LP amp HP e Subsonic Filter 6th Order 36 db octave THD 0 075 Rated Power Over Full Bandwidth e Nominal Impedance 8 Ohms e Sensitivity 102 dB e Peak SPL 132 dB e Power Consumption Idle Less than 20 waitts e Power Requirements 120v lt gt 60Hz lt gt 1 2a AMPLIFIER FEATURES e XLR Balanced Inputs e XLR Balanced Full Range Outputs e XLR Balanced 120 Hz High Pass Outputs e 0 180 Degree Phase Switch e Neutrik Speaker Output e Full Thermal amp Short Circui
4. d workmanship for a period of 2 TWO YEARS from the original purchase date A dated sales receipt will establish coverage under this warranty This warranty will automatically terminate 2 two years after the original sales date If this product is defective in materials or workmanship as warranted above your sole remedy shall be repair or replacement as provided above See provided Limited Warranty Card for additional terms and conditions B 52 CABINETS Sound Systems Inc offers a LIFETIME warranty to the original purchaser that B 52 cabinet s construction will be free from defects in material and workmanship A dated sales receipt will establish coverage under this warranty The warranty does not cover service or parts to repair damage caused by neglect abuse normal wear amp tear and cosmetic appearance of the cabinetry not directly attributed to defects in material or workmanship or serv ice amp repair modifications to the cabinet which has not be authorized or approved by Sound Systems Inc If this product is defective in materials or work manship as warranted above your sole remedy shall be repair or replacement as provided above See provided Limited Warranty card for additional terms and conditions INCIDENTAL OR CONSEQUENTIAL DAMAGE In no event Sound Systems Inc be liable for any incidental or consequential damages arising out of the use or inability to use of any B 52 product even if E T l Sound System
5. e speaker above the SP 18 be sure to observe the follow precau tions e Check the pole s specifications to be certain that it is designed to support the weight on the speaker Observe all safety precautions specified by the stand s pole s manufacturer e Make sure the pole is placed completely within the receptacle cup both on the subwoofer and the full range speaker e Route cables so that performers production crews and audiences will not trip over them and pull the speaker over e Do not attempt to place more than one speaker on a pole designed for a single speaker e Do not mount a speaker above the subwoofer in windy conditions e B 52 Pro Audio recommends that you not lift the speaker above the subwoofer alone Hearing damage prolonged exposure to excessive SPL B 52 Pro Audio speakers especially the SP 18 S are capable of producing sound pressure levels SPL suf ficient to cause permanent hearing damage to performers production crews or people in the audience Hearing protection devices ear plugs are recommended Caution should be taken to avoid extended expo sure to SPL in excess of 90 dBA Amplifier Module Precautions Do not attempt to service the SP 18 by yourself Refer all servicing to a B 52 Pro Audio Authorized dealer Service is required when the SP 18 has had liquid spilled on or inside the subwoofer objects have fallen onto the speaker or it has been damaged in any way the speaker has been exposed to rain or mois
6. end stereo full range signal allowing daisy chaining of additional subwoofers You do not need to y cable out of your mixer or audio device to get an additional full range signal 7 Right amp Left High Pass Outputs Send stereo high pass signal 120 Hz and above directly to active full range speakers or through a rack mount amplifier to passive speakers 8 External Speaker On Off Switch Turns Speakon NL 4 connector and external subwoofer on and off When only using the SP 18 turn this switch off When an external non powered subwoofer SP 18S is connected turn this switch on NEVER turn switch on or off while amplifier is turned all the way up 9 External Speaker Output The Speakon NL 4 connector connects the amplifier to an external non powered subwoofer SP 18S Either pins 1 and 2 can be used as the positive connection Either pins 1 or 2 can be used as the Negative Connection External subwoofer must be 8 Ohms 10 ON OFF Switch Turns the SP 18 amplifier on or off The SP 18 will only turn on when the amplifier detects an audio signal 11 Fuse Holder Houses a fast resetting 12 amp fuse 12 Power Cord Connector For attachment of the included power cord SP 18 DIGITAL AMPLIFIER d C3 12 5 i z TRARRE TE eerie mise MADE IN U S A Connecting Your SP 18 To Active Full Range Speakers In addition to the 5 185 Passive 18 subwoofer Powered Full Range Speakers Powered F
7. s Inc or a B 52 dealer has been advised of the possibility of such damages or any other claim by any other party Some States do not allow the exclusion or limitation of consequential damages so the above limitation and exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights that may vary from State to State See provided Limited Warranty card for additional terms and conditions RETURN PROCEDURES In the unlikely event that a defect should occur follow the procedure outlined below Defective products must be shipped together with a proof of purchase freight prepaid and insured to the Authorized B 52 Dealer from whom you purchased the product or directly Sound Systems Inc If a product must be returned directly to E T l Sound Systems Inc for warranty replacement repair a Return Authorization Number RAN must be obtained from our Customer Service Department prior to shipping the product You may obtain RAN by calling 800 344 4ETI NEVER RETURN THE ENTIRE CABINET JUST THE DEFECTIVE COMPONENT See provided Limited Warranty card for additional terms and conditions FOR YOUR PROTECTION Please complete and mail the Purchase Information Card within 10 ten days of the date of purchase so that we may contact you directly in the event a safety notification is issued in accordance with the 1972 Consumer Product Safety Act In addition we ask that you complete the brief questionnaire so
8. t Protection e Signal Sensing On Off Circuitry CABINET FEATURES e 13 ply Baltic Birch Construction e Black Scratch Resistant Paint Finish e 3 Heavy Duty Detachable Casters e 16 Gauge Perforated Steel Grill e Pole Mount Receptacle e Dimensions W x H x D 24 x 24 x 26 e Weight 115 Ibs Setting Up Your SP 18 Subwoofer The B 52 Pro Audio speakers described in this instruction manual are intended for portable used in which the speakers will be placed directly on the floor stage or a solid platform The SP 18 and SP 18S described in this manual should not be suspended or flown These models are also not intended for fixed installations outdoors or in high moisture areas Moisture can damage the subwoofer and can cause corrosion of electrical contacts Keep speakers out of extended or intense direct sunlight The subwoofer spider and surround will premature ly dry out and finished surfaces may fade and be damaged by long term exposure to intense ultra violet light B 52 Pro Audio speakers especially the SP 18 can produce high levels of energy When placed on slippery surfaces such as polished wood or smooth tiles the speaker may move because of its intense bass output Precautions should be taken to ensure the subwoofer does not fall off a stage or raised surface The SP 18 models include a pole mounting cup to allow mounting of a full range speaker above the subwoofer When installing a pole to mount a full rang
9. ture does not operate normally or has been dropped Keep your SP 18 amplifier away from sources of heat such as a radiator or intense sunlight Do not cover your SP 18 amplifier with material that may retain heat such as a blanket or curtain Be certain that the vents on the panel of the amplifier are clear of all obstructions during operation WARNING Shock Hazard To reduce the risk of fire or electrical shock do not expose this unit to rain or moisture Do not operate your SP 18 S near a pool or other standing water Do not bypass or defeat the grounding or polarization means used on the SP 18 amplifier Make sure all blades on the polarized power plug are fully inserted into the power source Ensure the power cord is not stretched pinched or otherwise abused Ensure the power cord is rout ed to avoid foot traffic Your SP 18 amplifier should be cleaned only with a dry cloth GETTING TO KNOW YOUR SP 18 ACTIVE 18 SUBWOOFER PANEL CONTROLS 1 Level Control Sets the volume of the subwoofer 2 Phase Switch Sets the polarity of the SP 18 3 Power Indicator The Power indicator lights when the SP 18 amplifier has been turned on and has power 4 Protection Red LED turns on when distortion is audible in the amplifier output This indicates that you should turn the amplifier down 5 Right amp Left Inputs These inputs are summed and sent to amplifier s Low Pass filter 120 Hz and below 6 Right amp Left Full Range Outputs S
10. ull Ranga Speskers B 52 3P 18 Connecting Your SP 18 To Passive Full Range Speakers As well as the SP 18S Passive 18 subwoofer PA Series 5 Series SR Sarles Passive Full Range Speakers Passive Ful Range Speakers Daisy chaining Your SP 18 To Additional SP 18 Subwoofers As well as the SP 18S Passive 18 subwoofers H 52 18 B 52 BP 188 WARRANTY INFORMATION Thank you for choosing this B 52 Pro Audio sound product B 52 manufactures some of the world s best sounding and most reliable professional speaker sys tems and components Sound Systems Inc manufacturers of B 52 takes great pride in thoroughly testing each B 52 product prior to shipment Please read the warranty terms and conditions below and carefully read the provided Limited Warranty Card for additional terms and conditions LOUDSPEAKER 8 MID RANGE COMPONENTS Sound Systems Inc warrants the original purchaser that the B 52 subwoofer will be free from defects in material and workmanship for a period of 5 FIVE YEARS from the original purchase date A dated sales receipt will establish coverage under this warranty This warranty will automatically terminate 5 five years after the original sales date See provided Limited Warranty Card for additional terms and conditions B 52 AMPLIFIER Sound Systems Inc warrants the original purchaser that the B 52 amplifier will be free from defects in material an
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