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       GS-3a STUDIO MONITOR SYSTEM

   USERS MANUAL 

(SYSTEM CONFIGURATION 2.0)

Summary of Contents for GS-3a

Page 1: ...GS 3a STUDIO MONITOR SYSTEM USERS MANUAL SYSTEM CONFIGURATION 2 0 ...

Page 2: ... use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning 7 DO NOT BLOCK ANY VENTILATION OPENINGS Slots and openings in the cabinet back or bottom are provided for ventilation to ensure reliable operation of the limit and to protect it from overheating These openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or similar...

Page 3: ...use the product and cart combination to overturn 13 UNPLUG THIS APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PERIODS OF TIME For added protection for this unit during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet and disconnect the antenna or cable system This will prevent damage to the unit due to lightning and powe...

Page 4: ...s Page 6 Loudspeaker Set Up Page 7 Iso Bracket Assembly Mounting Page 8 Horizontal vs Vertical Positioning Page 7 8 Amplifier Module GS A3 and DSP GS XD4080 Set Up Page 10 GS A3 Amplifier Unit Page 10 11 GS XD4080 DSP Unit Page 12 18 Trouble Shooting Page 19 ...

Page 5: ...slat able system for mixing function all in a 14 x 23 x 15 cabinet or 2 cubic foot sealed enclosure Intended for professional use the system also offers the end user a high degree of room frequency compensation through its front end DSP processor This allows for very precise integration into the acoustical environment in which it is installed Essential Pre installation Instructions Please be caref...

Page 6: ...ncy Driver Enclosure 2 Mid High Frequency Driver Enclosure w Integrated Acoustical Decoupling System 3 Mounting Bracket for Mid High Frequency Enclosure 4 GS A3 Power Amplifier Module 5 GS XD4080 DSP Processor Module 6 DB 25 Connector w XLR Breakout 1 7 8 Pin Speakon Loudspeaker Cables 2 8 4 Pin Speakon Mid High Frequency Driver Wiring Harness 2 ...

Page 7: ...Guzauski Swist recommends that the vertical configuration be used in a mid field application where there is sufficient distance from speaker to the listening position The horizontal configuration is best used in near field applications when the loudspeakers are set up close to the listening position such as over a console meter bridge The vertical configuration provides the most linear phase align...

Page 8: ...he following diagrams CAUTION DO NOT OVER TIGHTEN THE SCREWS TURN SCREW UNTIL THE BRACKET JUST SEATS FIRMLY AGAINST THE ENCLOSURE Vertical Configuration Horizontal Configuration NOTE There are defined left and right mounting holes as shown in the diagram These place the mid high frequency enclosures on the outside of the low frequency enclosures ...

Page 9: ...mounting bracket Connect the 4 Pin Speakon connector to the 4 Pin Female Speakon on the Low Frequency enclosure It may be helpful for someone to help hold the M T enclosure while you perform this operation Slide the M T enclosure onto the bracket forks as shown below Push the M T enclosure onto the forks as far as it will go The M T enclosure should move freely on its isolation springs Horizontal ...

Page 10: ...pace in between Historical Note The GS A3 Amplifier Module can produce over 3 5 kilowatts per stereo pair The Class D power amplifier circuits utilized are approximately 85 efficient and produce much less heat than older Class AB circuit designs You could roast a pig on the heat sinks required on an AB amplifier producing similar power output as the GS A3 Amplifier Module B Seat the DB 25 Connecto...

Page 11: ...ifier Module to the speakers The connectors insert and lock into position with a slight twist E Connect the power cables to the appropriate source The power supplies in both units are self detecting 100 240 Volts You are now ready to power the system up ...

Page 12: ... the first channel key then pushing the other desired channels This eases programming for same parameters across multiple channels Multiple Inputs can be linked together and multiple outputs can be linked together Inputs and Outputs are linked separately 5 Peak Level LED Indicates the current peak level of the Signal Signal 12dB 6dB 3dB Over Limit The Input Limit LED references to the device s max...

Page 13: ...s 1 Main Power Connects via a standard IEC socket A compatible power cord is supplied with the unit The voltage input is 90 240VAC 50 60Hz 2 Main Fuse T2 5A 250V Slow blow type 3 Power switch Controls power On Off 4 Ethernet RJ45 connector for Ethernet control The device should be connected to a router switch hub via a straight through CAT 5 cable 5 Analog Inputs and Outputs Separate 3 pin connect...

Page 14: ...14 Standard DB25 female connector ...

Page 15: ... 36 TYP PEQ LVL 0 00dB IN_1 ______ MENU EQ EQ 1 FRQ 1000Hz BYP Off DEG 15 5 deg TYP PEQ LVL 0 00dB Each input channel has 8 bands of equalization This control selects one of the 8 available bands BYP This control will un bypass Off or bypass On the currently selected band TYP The 5 types of EQ that can be used are parametric PEQ low shelf LO SHF high shelf HI SHF 1st degree all pass AP 1 and 2nd d...

Page 16: ...BYPASS This control will un bypass Off or bypass On the entire GEQ for this channel F Operating the System Menus The System Menus allow the user to control and change parameters that are related to the system behavior and general operation It can be accessed by pressing the Sys key in the main menu when no Input Output or System Menu is activated Al System Menus require pressing the Enter key to c...

Page 17: ... any sample rate on the Inputs and will automatically up sample to its internal clock The GS XD4080 has a fixed output sample rate of 96kHz G PC Control Software The GS XD4080 is shipped with a special PC Graphic User Interface GUI application referred to in the software as the Guzauski Swist DSP Processor G S DSP G S DSP gives the user an option to control the unit from a remote PC The GUI applic...

Page 18: ...d User Presets H GS XD4080 Preset Selection Factory loaded presets 1 Flat 2 2 dB 80Hz Shelf 3 2 dB High Frequency Shaping 4 2 dB 80 Hz and 2 dB High Frequency Shaping 5 Flat plus 12 dB Oct Hi Pass 20Hz 6 2 dB 80Hz Shelf plus 12 dB Oct Hi Pass 20Hz 7 2 dB High Frequency Shaping plus 12 dB Oct Hi Pass 20Hz 8 2 dB 80 Hz and 2 dB High Frequency Shaping plus 12 dB Oct Hi Pass 20Hz NOTE 12 dB Oct Hi Pas...

Page 19: ...and Midrange J Procedure to Localize Problems Switch speaker cables If the problem stays on the same speaker it is a driver or driver connection problem on that speaker Check for mechanical damage to the drivers If the problem switches to the other speaker switch around the red and white set of XLR outputs on the DSP Processor If the problem does not switch to the other speaker it is a power modul...

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