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OWNER’S MANUAL

PRODUCT DESCRIPTION 

– The SHUTTLE MAX 12.0 bass amplifier has been designed with our unique ULTRA 

LIGHT unified design process, yielding a 1200 watt (2 x 600 watt) professional high powered tour-class bass guitar 

amplifier weighing only 6.75 lbs!  This compact design blends the best of analog and digital platforms to produce the 

ultimate in warmth, punch and power. 

The SHUTTLE MAX 12.0 is equipped with a ¼” unbalanced INSTRUMENT INPUT; input stage clip detector; MUTE 

switch with LED indicator; FET and 12AX7 TUBE preamps each with HIGH/LOW gain stage settings and 4 band 

ACTIVE equalization with 2 sweepable midrange bands; 3 switched SIGNAL SHAPE filters with level adjustments; 

MASTER VOLUME; proprietary OUTPUT LIMITER; TUNER OUT; AUX INPUT; 3 EFFECTS LOOPS; balanced 

DIRECT OUTPUT with GROUND LIFT, PRE or POST EQ; and MIC/LINE switches; HEADPHONE OUTPUT; and  2 

Neutrik NL-4 “Speakon”™ speaker jacks.

The power amp design is a powerful, lightweight Class D design and is supported by a state-of-the-art digital Switch 

Mode Power Supply (SMPS), which does away with the weight of a traditional power transformer. The SHUTTLE 

MAX 12.0 uses two 600 watt amplifier modules, both driving full output power into 4 ohms speaker loads—1200 

watts total output. The power supply is usable from 100-240 volts, lending itself well to international touring players. 

Summary of Contents for SHUTTLE MAX 12.0

Page 1: ... 4 band ACTIVE equalization with 2 sweepable midrange bands 3 switched SIGNAL SHAPE filters with level adjustments MASTER VOLUME proprietary OUTPUT LIMITER TUNER OUT AUX INPUT 3 EFFECTS LOOPS balanced DIRECT OUTPUT with GROUND LIFT PRE or POST EQ and MIC LINE switches HEADPHONE OUTPUT and 2 Neutrik NL 4 Speakon speaker jacks The power amp design is a powerful lightweight Class D design and is supp...

Page 2: ...ity for the FET channel It works somewhat like an Active Passive switch The amber LED indicates that the HIGH setting is selected The difference between the LOW and HIGH gain positions is approx 10dB Since there is a GAIN Switch provided for each channel this allows the player to set different gain structures for the FET or TUBE channels If the cleanest possible signal is desired we rec ommend tha...

Page 3: ...e the more radical the EQ boost and volume level of the PREAMP VOLUME control the more possibility of an overload condition If overloading of the TUBE channel is occurring adjusting the PREAMP VOLUME and or PREAMP GAIN controls down will reduce or eliminate the over load condition and adjusting the MASTER VOLUME control up will return the overall loudness Note It is OK for this LED to flash occasi...

Page 4: ...di cates power amplifier clipping as the power amplifier gradually transitions into gentle clipping NOTE In order to achieve full power from the amplifier the LIMIT LED may be flashing regularly If the LED is il luminated constantly then the amplifier output could be clipping With our unique LIMITER circuit you may not hear drastic harsh distortion but it is recommended to keep the LIMIT LED away ...

Page 5: ...our PREAMP VOLUME levels and your MASTER VOLUME levels operating in approximately the same range generally between 9 3 o clock This is not a hard fast rule but it is a good starting place NOTE In the TUBE channel if you are using an aggressive TUBE distortion your PREAMP GAIN may be set very high and your PREAMP VOLUME set very low to keep the O L LED from lighting In this case the MASTER VOL UME ...

Page 6: ...gnal is then fed into a custom high frequency transformer that steps the voltage down a high frequency rectifier and high ESR filter capacitors fin ish the process off by converting the high frequency AC signal back to the DC voltages that the amplifier s internal circuitry uses One advantage of this conversion process is that the DC power supply rails are refreshed more than 1000 times more often...

Page 7: ...urs a qualified service technician is required to correct the problem CHASSIS DESIGN The SHUTTLE MAX S ULTRA LIGHT DESIGN utilizes the highest quality aircraft grade computer machined aluminum chassis To clean the amplifier nothing more than a damp cloth and a little bit of glass cleaner like Windex should be used RACK MOUNTING The SHUTTLE MAX is designed to be rack mounted in a standard EIA style...

Page 8: ...pment should attempt to operate this device In addition by use of this device the user agrees to hold Genz Benz and its designers sales agents and all other affiliates and related parties harmless in the event of any accident injury damage or loss resulting from such use Manufacturer s sole responsibility is to provide a warranty on the specified performance of the product under normal operating c...

Page 9: ...1 2009 Conforms to the Following Standards X EN 55013 2001 A1 2003 X EN 55020 2002 A1 2003 X EN 60065 2001 A1 X IEC 61000 3 3 1994 A1 2001 X IEC 61000 4 2 X IEC 61000 4 3 X IEC 61000 4 4 X FCC 15 107 and 15 109 X RoHS Directive 2002 95 EC X WEEE Directive 2002 96 EC X CE Mark LV Directive 73 23 EEC A division of KMC Music Corporation Bloomfield CT 7811 E Pierce St Scottsdale AZ 85257 Ph 480 941 07...

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