User Manual

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4HE-ARKBASS,-+ISAHIGHQUALITYTWOCHANNELBASSAMPLIFIERWITHASOLIDSTATEPREAMPANDANANALOGPOWERAMPWHICHDELIVERS7OFPOWERINTOAOHMCABINETOR7INTOANOHMCABINET
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).0543
4HE ,-+S UNIQUE TWOCHANNEL DESIGN ENABLES YOU TO USE EITHER TWO DIFFERENT BASSES EACH WITH ITS OWN CHANNEL OR TWO DIFFERENT CHANNELS FOR ONE BASS "OTH INPUT JACKS CAN BE USED FOR BOTH PASSIVE ANDACTIVE BASSES
7HENUSINGONEBASSPLUGITINTO)NPUT !-ASTER5SINGTHECHANNELSWITCHORTHEFOOTSWITCHYOUWILLBEABLETOCHOOSEWHICHCHANNELANDCORRESPONDINGLEVEL%1ANDFILTERSETTINGSYOURUNITTHROUGH
7HEN USING TWO BASSES PLUG ONE INTO EACH INPUTTHE BASS IN )NPUT !  WILL AUTOMATICALLY RUN THROUGH #HANNEL  AND THE BASS IN )NPUT "  WILL AUTOMATICALLY RUN THROUGH #HANNEL  4HIS IS A VERY PRACTICAL SOLUTION
FORBASSISTSWHOSWITCHOFTENBETWEENTWOVERYDIFFERENTBASSESFOREXAMPLEANACOUSTICANDANELECTRIC
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7HEN ONE BASS IS PLUGGED INTO THE ,-+ THE CHANNEL SWITCH ALLOWS YOU TO CHOOSE WHETHER YOUR SIGNAL IS ROUTED THROUGH #HANNEL  #HANNEL  OR BOTH hMIXv )F TWO BASSES ARE PLUGGED IN THIS SWITCH ALLOWS YOU
TO EFFECTIVELY MUTE THE UNUSED BASS OR IF YOU CAN PLAY BOTH BASSES AT ONCE SIMPLY SET THE 37)4#(  TO hMIXv "LUE INDICATOR ,%$S #(  AND #(  ON THE RIGHT SIDE OF THE FRONT PANEL ILLUMINATE TO SHOW
WHICHCHANNELISBEINGUSED 7HENTHEFOOTSWITCHISPLUGGEDINTOTHEREARPANELTHENFRONTPANELCHANNELSWITCHISDISABLED
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4HERE ARE THREE KNOBS
ON THE FRONT PANEL OF THE ,-+ THAT CONTROL VOLUME ,%6%,   IS THE GAIN CONTROL FOR ).054 !  ,%6%,   IS THE GAIN CONTROL FOR ).054 "  AND THE -!34%2  CONTROL IS THEOVERALL OUTPUT
VOLUME OF THE AMP
4HE ,%6%,   GAIN CONTROLS DETERMINE HOW MUCH SIGNAL IS PASSED THROUGH THE PREAMP STAGE OF THE UNIT WHICH INCLUDES EQUALIZATION AND THE EFFECTS LOOP 4HE -!34%2  VOLUME REGULATESHOWMUCH OUTPUT
COMES OUT OF THE POWER AMP INTO YOUR CABINET )F PLAYING THROUGH THE AMP CAUSES THE BLUEh#,)0v  LIGHT TO TURN ON AT ALL YOU SHOULD TURN DOWN THE ,%6%, CONTROL OF THE CHANNEL BEING USEDOTHERWISE YOUR
SIGNAL MAY DISTORT 7HEN YOU FIRST PLUG INTO THE AMP START WITH THE ,%6%,   AND -!34%2  CONTROLS SET AT THEIR LOWEST LEVELS IN OTHER WORDS TURNED ALL THE WAY COUNTERCLOCKWISE 4HEN TURNYOUR INSTRUMENTS
VOLUME UP TO ITS FULL LEVEL AND PLAY AS HARD AS YOU DO IN YOUR MOST AGGRESSIVE MOMENTS AND TURN UP THE ,%6%, CONTROL UNTIL THE BLUE LIGHT STARTS ILLUMINATING
.EXT BACK OFF ON THE ,%6%, JUST ENOUGHSO THAT THE LIGHT STAYS OFF AS YOU PLAY 4HIS METHOD WILL RESULT IN THE OPTIMAL GAIN SETTING FOR THE BASS YOURE PLAYING $IFFERENT BASSES HAVE DIFFERENT OUTPUT LEVELS MOSTLY
DEPENDING ON THEIR PICKUPSAND INTHE CASEOFACTIVEBASSESTHEINSTRUMENTSONBOARDPREAMPAND%1SETTINGS/NCEYOUVESETTHE,%6%,CONTROLSSOTHATTHEVOLUMESOFYOURTWOBASSESAREEVENUSEYOUR
-!34%2KNOBTOCONTROLTHEOVERALLVOLUME