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4826 Sterling Drive, Boulder, CO 80301

PH: 720.406.8946 [email protected] www.psaudio.com

Introduction i

®

Owner’s Reference

  

Owner’s Reference  

Humbuster HBAC

©2004 PS Audio International Inc.  All rights reserved.

Instructions for use

Humbuster HBAC 

Summary of Contents for Humbuster HBAC

Page 1: ...oulder CO 80301 PH 720 406 8946 service psaudio com www psaudio com Introduction i Owner s Reference Owner s Reference Humbuster HBAC 2004 PS Audio International Inc All rights reserved Instructions f...

Page 2: ...unding type plug has two blades and a third grounding prong All PS products ship with a grounding type plug If the provided plug does not fit into your outlet consult an electrician for replacement of...

Page 3: ...io com Table Of Contents Owner s Reference Humbuster HBAC Table Of Contens iii 2004 PS Audio International Inc All rights reserved Introduction Getting Started Quick Start Guide Eliminating Noise Ques...

Page 4: ...the voltage in the transformer in one direction and partially saturates the core of the transformer causing it to buzz In addition to buzzing noises the transformer is also at a performance disadvanta...

Page 5: ...d the use of a PS Audio xStream AC power cable and a PS Power Port AC receptacle to feed the HBAC power While the supplied power cable is adequate for the task it is not going to provide the best perf...

Page 6: ...receptacle to power the HBAC make sure the AC receptacle is not a switched outlet Switched outlets are those outlets that can be turned on off with the wall switch It is advisable to leave the HBAC p...

Page 7: ...al problem make sure your system has been on and warmed up for at least 10 minutes then simply place your ear near the loudspeaker with no music playing and listen to determine if the hum or buzz is c...

Page 8: ...the preamp or processor is connected only to the power amplifier turn the system on and again listen for hum Should the hum now appear it is a problem with your preamp or processor or their interactio...

Page 9: ...rns Cables can be a big problem Many audio cables and video cables are not well shielded You might find that the hum is isolated to a certain piece of gear in the chain but later discover any piece of...

Page 10: ...rmal The AC receptacle is a critical link in the electrical chain If you are using a standard AC wall receptacle to power your equipment we would recommend the use of a Power Port AC receptacle a hosp...

Page 11: ...pretty meaningless If you allow the meter to go to the 200mV DC scale then the input stages are being driven into clipping most of the time and again the reading is meaningless it doesn t tell you th...

Page 12: ...wer up Most switched receptacles are on the top AC receptacle in a two gang box Always use the lower receptacle on the wall port if you are unsure If the HBAC gets extremely hot to the touch the most...

Page 13: ...rization Number RA Number is required before any product is returned to our factory for any reason This number must be visible on the exterior of the shipping container for PS Audio to accept the retu...

Page 14: ...for product information or operation call or email PS Audio ANY IMPLIED WARRANTIES RELATING TO THE ABOVE PRODUCT SHALL BE LIMITED TO THE DURATION OF THIS WARRANTY THE WARRANTY DOES NOT EXTEND TO ANY...

Page 15: ...uthorization Number R A number and shipping address from the PS Audio Service Department 2 Insure and accept all liability for loss or damage to the product during shipment to the PS Audio factory and...

Page 16: ...s either unwilling or unable to service your PS Audio products please contact our service department at service psaudio com or at the above contact numbers to discuss the situation Voltage changes to...

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