Duncan BASS 400 X 2 Owner'S Manual Download | Manualshive

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OWNER’ S MANUAL

for the

BASS 400 X 2

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Summary of Contents for BASS 400 X 2

Page 1: ...OWNER S MANUAL for the BASS 400 X 2 ...

Page 2: ...e you versatility from functional controls and switches This manual will show you the easy way of getting a wide variety of great sounds just by pro perly setting up the amp Enjoy it If you have any comments about the design of your amp I d like to here from you If you have any ideas for other related products please write me at the address below Thank You Seymour Duncan P S If you haven t mailed ...

Page 3: ... full power 2 Slew rate 50V ms Power bandwidth 10hz to 100 khz 3db S N ratio preamp and power amp 84dB S N ratio power amp only 90dB Input impedance 1 megohm Effects Loop Output impedance 10k ohms Effects Loop Input impedance 50k ohms Dimensions 5 5 x 10 5 x 17 2 Weight 36 lbs Power requirements 1200 watts line current required for 400 watts output with both channels running Out 120 VAC internally...

Page 4: ...xpose this amplifier to rain or moisture Unpacking Inspect your bass amp for hidden damage that may have occurred in transit Your amp was inspected and sound tested before shipment from the factory All claims for shipping damage must be made by the receiver Save your box and packing material for evidence of damage if it has occurred Packing Materials The original box and packing materials are spec...

Page 5: ...The bottom red L E D shows 3 db past the rated power Sustained operation in the top red L E D region can cause severe damage to speaker systems due to the high level of distortion 5 GRAPHIC EQUILIZER This is an active equalizer system that provides 15 db of boost and cut total range is 30 db per band Each band of the E Q is independent You can vary the individual bands as much as you want without ...

Page 6: ...h to select Bi Amp or Dual Mono operation In the Bi Amp mode the built in crossover is activated low frequencies are sent through the low channel and high frequencies are sent through the high channel In the Mono mode the same signal is sent through both channels 9 BRIDGE SWITCH Use this switch to change amp operation into and out of the bridge mode Bridge mode combines the two output sections int...

Page 7: ...er volume 13 HIGH MASTER VOLUME Use this control to set the volume of the high frequency channel in the Bi Amp mode In the Dual Mono mode this control affects the speaker plugged into the upper speaker jack In the bridge mode this control is non functional REAR PANEL CONTROLS 1 ON OFF ON SWITCH This switch is designed to turn your amp on and to allow you to reverse the A C polarity If you re picki...

Page 8: ...are protection devices that prevent the electronics from damage if there is a serious electrical problem If your amp repeatedly has fuse failures check page under Fuse Failure for troubleshooting tips 3 BALANCED LINE OUTPUT Use this jack for patching the output signal of the amp directly into a mixer or tape recorder This circuit is wired post E Q so all tone settings will affect the outgoing sign...

Page 9: ...fect and OUT of the effect INTO your amp Output impedance is 10k ohms TROUBLESHOOTING The following table should enable you with little or no knowledge of electronics to isolate the cause of some problems you may experience with your amplifier and the steps required for repair Most causes of impaired amplifier performance are due to minor problems or irregularities which can be easily corrected by...

Page 10: ...r driven effect 5 Remove effect or reduce input sensitivity 6 Internal fuse blown 6 Replace with ABC 10 fuse see diagram If it continues to blow call service center 7 Defective speaker 7 Replace speaker 8 Low battery active pickups 8 Replace battery in pickups Muddy Sound 1 E Q setting set too high in lower frequency ranges 1 Reduce low frequency E Q settings 2 Speakers are wired for Bridge mode b...

Page 11: ...Speaker Hookup To Full Range Cabinet Bridged Mono Mode Optimum Load 8 To Full Range To High Cabinet Frequency Cabinet To Full Range To Low Cabinet Frequency Cabinet Dual Mono Mode Bi Amp Mode Optimum Load 4 Optimum Load 4 ...

Page 12: ...Schematic Drawing For the Bass 400x2 Amp ...

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