KRK KRK12s User Manual Download | Manualshive

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Summary of Contents for KRK12s

Page 1: ...KRK12sSUBVVOOFER USER GUIDE GUIDE D UTILISATION GUiA DE USUARIO Instruction Manual English Page 1 Manuel d instruction fran ais Page 28 Manual de instrucciones espanol pagina 56 ...

Page 2: ...solvents or chemically impregnated cloths Forcleaning always use asoftdry cloth Unplug this productduring lightning s torms or when unusedfor long periods oftime CAUTION The unit should be installed so that its location or position does not interfere withits proper ventilation F orexample it should not be situated on a bed sofa rug or similar surface that may block the ventilation openings or plac...

Page 3: ...ble ofthe unit should be unplugged from the wall outlet when it is to be unus ed for along period of time 7 Only useattachments accessories specified by the manufacturer 11_ DO NOTATTEMPT SERVICING OFTHIS UNITVOURSELF REFER SERVICING TO QUALIFIED SERVICE PERSONNEL Upon completion ofany servicing or repairs request the assurance that only Factory Authorized R eplacement P artswiththe same character...

Page 4: ... 6 AWG 13 3mm2 copper or the equivalent when aseparate antenna grounding electrode is used see NEC Section 810 21 OJ EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE INSTRUCTIONS CONTAINED IN ARTICLE 810 RADIOAND TELEVISION EQUIPMENT ANTt NNA LEAD INWIRE I POWER SERVICE GROUNDIN _ __y_ L i orpipe BONDING JUMPER d EU fiJ NAL TERMINALS OF PRODUCT OPTIONAL ANTENNA GROUND ING ELECTRODE DRI...

Page 5: ... the world s finest engineers producers and musicians Your KRK subwoofer delivers world class performance at aprice that makes this atruly uncommon value Contents Introduction Unpacking KRK Systems Design Philosophies KRK sERGO Room Correction System System Controls Rear Panel Connecting Your System Subwoofer Placement and Set Up Hooking Up Your Subwoofer 5 1 Surround Bass Management Theory Removi...

Page 6: ...st engineers producers musicians and DJs The purpose of this manual is to explain the main features of the KRK12s and briefly describe its operation We encourage you to take afew minutes to familiarize yourselfwith the included information Thank you for choosing KRK Important notes Safety To ensure correct operation of this product and for your own safety please read the Important SafetyInstructio...

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Page 8: ...making the right mix decisions When you use aKRK monitor you can be confident that your mixes will translate well to the wide variety of playback conditionsthat can occur in the real world We want your audio mixes to sound good everywhere not just in your studio Port Design Our portsare designed to greatly reduce air flow turbulence for high performance audio reproduction The result Clear accurate...

Page 9: ...our KRK monitoring system ERGO is a standalone high performance room correction system that allows you to use up to two subwoofers with dedicated crossover functionality and delay compensation and act as FireWire audio interface with superb quality conversion For more information about using ERGO with your monitoring system please visit our website at http www krksys com product_ergo php ...

Page 10: ...9 LINE INPUTS LEFT RIGHT HIGH PASS FILTER LOW PASS FILTER LFE l OdB FOOTS WITCH I BYPASS LINE OUTPUTS LEFT v RIGHT MONO SUM SUBSONIC VOLUME LIMITER POLARITY FILTER LF OUTPUT ...

Page 11: ...0 0 O KRKf 0 f eo 0 0 0 0 0 0 0 AMPK00066 0 0 0 W IN G m 0 IOI Illlllffl IOI SIIOCI ODIIOT WOSI 0 JltS QJIHIJII10WIClt slU t CAIJ1lllll 0 0 10l ll ffllriUO_ CILStiXX DOIIOU OtCM COOl ofnnHe4l MJU58tRR IWIUPAm Mot 0 H __ ___ fill ffl llt i iUHF 0 Rllll TH A 0 ilmtlillll o ilti i 0 0 Designed and Engfnet red In the U S A t 0 0 Ma In China ud 0 0 0 0 0 Figure2 1 System Controls on the Rear Panel ...

Page 12: ...ntended for a surround system with achannel dedicated to low frequency sounds ranging from 3Hz to 120Hz 5 LIMITER The subwoofer contains alimiter circuit which provides improved protection The default setting for this switch will be in the OFF position The limiter is designed to mitigate the negative effects of over driving the amplifier and ore the speaker sdrivers The limiter when engaged to the...

Page 13: ...nnection thru Pin 1 to the panel but increases the resistance from zero ohms to one thousand ohms to reduce the ground current and induced noises Safety is not affected The KRK12s is shipped with the ground lift switch set to GND 10 UNBALANCED LINE IN LINE OUT The RCA type line in and line out are unbalanced which is typically used for home audio systems The outputs have an 80Hz HPF high pass filt...

Page 14: ...turn monitorpoweron after the subwoofer KRK subwoofersinclude a built in crossover and amplifier so youonly need the appropriate hook up cablesto integrate it into your existing monitor system First you ll need to connect apair of cables from the stereo monitor outputs of your console or audio hardware device to the left and right XLR or W input jacks on the subwoofer Next if you are using the int...

Page 15: ...tive Studio Monitors Subwoofer HookUp with Passive Monitors f fi nilll I I I J IW j If you are using passive non powered monitors use an X LRor W cableto connect theoutput of the subwoofer directly to theinput of the monitor s external power amplifier and then connect thepower amplifierspeakeroutput tothe monitors Do not connect the speaker output ofthe monitor s external amplifier totheinput of t...

Page 16: ...lignment issues Keep thesubwooferawayfrom corners andwalls ifpossible W hile theeffects of proximity tosolid surfaces canbe overcome it is oftenbestto avoid those situations completely ifpossible O ne of the easiest ways to determine the ideal placement of a subwoofer is to start with the subwoofer in the m ain listening position and move yourself around the room Where the bass soundssmoothest ore...

Page 17: ...ere it shitting 85dB on the meter as well Set the low pass crossover to the highest setting near 130Hz Run aband limited pink noise tone from 60Hz 120Hz and from the listening position determine if 0 or 180 on the phase switch is loudest Leave the switch in the loudest position If your subwoofer has avariable phase knob run a70Hz test tone through the system Flip the phase switch to either 180 or ...

Page 18: ... speakers Thisis because few small format m ixing consoles have provisionsto switchandlevel manage a6 channel audiosignal The s implest andperhaps best way to accom plishthis is to use an external S llevel controller It is placed between the outputs ofthe mix down deck and the monitor speakers allowing it to control the playback level while the mix down deck receives full level recording signal Ba...

Page 19: ... to the right to the 170Hz position Note thatthe LFE channel is set with anadditionallOdB of monitoring gain To set thislevel we recommend using 2 octave wide band passed pink noise from20 to 80Hz for the LF Echannel and 500 to 2 000Hz for the near field speakers Afteradjusting each near field monitor one atatime to 85dB SPL adjust the LFE channellOdB louderto 95dB SPL ...

Page 20: ...listeners should realize that their studio monitoring systems must be able to reproduce sufficient low frequencies so they can avoid recording undesirable subsonic information Without such studio monitoring it is possible to release amix with infrasonic problems such as pops air conditioner rumble traffic noise footsteps etc These subsonic noises will be eliminated masked by the natural high pass ...

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Page 27: ...ompletion or mail us at KRK Systems 772 S Military Trail Deerfield Beach FL 33442 ATTN Product Registration Warranty Please note that product and warranty registration gives KRK Systems permission to send you information about new and existing products and promotions If you do not wish to be contacted regarding new products and promotions please opt out during the product warranty registration pro...

Page 28: ...ft I right inputs 119 5 dB Class A B 240 Watts Continuous 1 THD N 100Hz 102dB 0 1 3dB ofMaximum Power Output 20Hz 200Hz 10 kO Balanced or unbalanced On Off 55Hz to 170Hz with footswitch only Optional 0or 180 degrees 30dB to 6dB Power protection Stereo RCA for left and right Stereo balanced TRS for left and righe stereo balanced XLR for left and right Balanced TRS Stereo RCA for left and right Ster...

Page 29: ...hismanual mar becopi d orreproduce inan form wilhout prior wrilten cooseot fromKRKS YSTEMS KRK SYSTEMS shall nor belilblr fo operarional re hniral N rd orial rrrcrs omis ion m ode in this docume nt KRK EST U IIE MARQUE OEP JSE E0 KRKSYSTEMS LLC Ce documenlestprHeg parles lois svr lesdroils d auteur Aucunepanic de ce m1nuel nepeutetre opi ou reproduire sousquelqueforme 1ve c soil sam lc onscntcmcnt...

Page 30: ... correct problems such as unwanted low frequency components exterior noise microphone rumble and vibrations The increase of home and project mastering means many potentially great pieces of music are being poorly represented when played back on a larger system When dealing with subsonic frequencies if they cannot be heard accurately they cannot be mixed accurately RU GHFDGHV 5 VXEZRRIHUV KDYH EHHQ...

Page 31: ...ions H x W x D Weight KRK12s URQW ORDGHG YHQWHG VXEZRRIHU Active Subwoofer 12 woven Kevlar woofer 32Hz 139Hz left right inputs 119 5 dB Class A B 240 Watts Continuous 1 THD N 100Hz 102dB G RI 0D LPXP 3RZHU 2XWSXW N DODQFHG RU XQEDODQFHG On Off 55Hz to 170Hz with footswitch only Optional 0 or 180 degrees 30dB to 6dB Power protection Stereo RCA for left and right Stereo balanced TRS for left and rig...

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