Krell Industries Digital to Analog Processor STUDIO 2 Owner'S Reference Manual Download Page 1 | Manualshive

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Summary of Contents for Digital to Analog Processor STUDIO 2

Page 1: ...STUDIO 2 O O 0 0 0 0 0 0 0 STUDIO 2 DIGITAL TO ANALOG PROCESSOR OWNER S REFERENCE ...

Page 2: ...ong life for the STUDIO2 and related system components This Owner s Reference is divided into several sections which describe the features and functions of the STUDIO2 A Question and Answer section is included to provide answers to common questions Shouldyou have any questions or suggestions please feel free to contact your authorized dealer or the KRELL staff for assistance In the unlikely event ...

Page 3: ...ACKING INSTRUCTIONS 5 PLACEMENT 6 AC POWER CONSIDERATIONS 7 INPUT AND OUTPUT CONNECTIONS i i PROCESSOR OPERATION 13 OPERATING INSTRUCTIONS 15 QUESTIONS AND ANSWERS 18 SPECIFICATIONS 19 WARRANTY AND SERVICE INFORMATION PAGE 3 ...

Page 4: ... s Reference and Warranty Card NOTE If any of these items are not included please contact your authorized dealer immediately for assistance 2 Carefully remove the STUDIO 2 from the box Remove the protective plastic wrap from the Processor NOTE Save all packing materials If you must ship your STUDIO2 in the future repack the unit in its original packaging to prevent transit damage PAGE ...

Page 5: ...in the chassis are free from obstruction allowing the Processor to dissipate heat created by its power supply and Class A output stage Place the unit on a clean level surface away from excessive dirt or moisture Make sure the STUDIO2 has at least 2 inches of clearance on either side and 2 3 inches of space at the top Components that are heat sensitive should not sit directly above the unit 3 The S...

Page 6: ...rds or multiple AC adaptors High quality 15 amp grounded AC strips are acceptable High quality ACline conditioners or filters can be utilized if they are grounded and meet or exceed the unit s power supply rating of 150VA CAUTION Do not remove or bypass the ground pin on the end of the ACcord This may cause RFI radio frequency interference to be induced into your playback system PAGE6 ...

Page 7: ...t configurations Single ended via RCAconnectors and balanced via XLRconnec tors If your preamplifier has high level balanced inputs we recommend the balanced outputs of the Processor be used There are considerable sonic benefits associated with the use of balanced interconnection The XLRpin configuration is described below Pin 1 Pin 2 Pin 3 Ground Non inverting 0 Inverting 180 NOTE The two outputs...

Page 8: ...h the following inputs two coaxial one AT Twide bandwidth fiber optic standard TOSHfiber optic and one AES EBU All inputs can accept a signal from any digital source such as Compact Disc players Laser Disc players DATs or satellite receivers Whena powered digital source is introduced to an input and that input is selected with the specific Input switch the corresponding signal LED will illuminate ...

Page 9: ...thout data corruption and proves to be sonically superior If the AT T format is not available a high quality quartz fiber optic cable TOSHformat can work well Using a fiber optic interconnect reduces ground loop problems often associated with quality audio systems If coaxial cable is used it should be non capacitive and have a bandwidth in excess of 10MHzto prevent drop out errors For best results...

Page 10: ...n the top of the AT T receptacle e Locate the key on the top of the AT T cable d Removethe plastic cap from both ends of the fiber optic cable e Slide the cable connector into the AT T receptacle with the key sliding into the designated slot f Gently push the connector into place depressing the internal spring and twist the outer collar clockwise to secure the con nection PAGE 10 ...

Page 11: ...ced AES EBU digital input Coaxial input Coaxial input or Optional 2nd AT TST input SYNC INDICATOR When the input signal locks with the Processor the SYNCLED will illuminate The input frequency is automatically selected by the Processor As an example if you select the AT Tinput from a CD transport the 44 1 KHz frequency will automatically be selected and the SYNCLED will illuminate The STUDIO 2 wil...

Page 12: ...ress the 180 DEGbutton To change back to normal phase press the 0 DEG button Utilizing the Phase Switching can in some instances restore life to a previously dull sounding recording EMPHASIS LED Emphasis is a recording technique that accentuates the treble region of recorded music Discs and or Tracks that were recorded with Pre emphasis will cause the Emphasis LED to illuminate When the Emphasis L...

Page 13: ...st compo nent to be energized should be your amplifier The amplifier should only be turned ONafter all other components in the system have been on for at least two minutes This will insure that no large pulse will be created whenthe amplifier is turned on 4 Switch the source selector of your preamp to the position correlating to your chosen input connection for the STUDIO2 5 You may now start play...

Page 14: ...ties It will continue to improve over time Discrete components are utilized in the analog output stage and the warm up period allows them to reach thermal equilibrium Your installation is now complete Should you have any further questions which are not covered in the remainder of this Refer ence contact your authorized Krell dealer We wish you many hours of listening fulfillment PAGE 14 ...

Page 15: ... cable must be used we suggest the AES EBUbalanced format This inter connection utilizes a 5v digital format and the additional benefit of balanced termination Q o Will I damage my STUDIO 2 if I leave the power ON all the time A No The Class A discrete analog circuits perform more consis tently once they reach thermal equilibrium This Processor has been designed to be left On at all times The STUD...

Page 16: ...ou selected the correct source on the STUDIO 2 and preamp Check the front panel LED s for power supply stability If you still have no sound turn off the power and contact your dealer Q I have some very fine audiophile interconnect cable which has superior sonic characteristics Can I use this for my coaxial digital input A You may experiment with any high quality cable Do note that most audio inter...

Page 17: ...ns If these are not the cause speak with your dealer about obtaining different cabling If you are using fiber optics and source material and connections are not the problem speak with your authorized dealer Q Since I installed the Processor in my system I have a low level hum that increases as I turn up the volume There was no hum in my system until I added the Processor Is the Processor malfuncti...

Page 18: ...O ANALOG CONVERTER 18 bit PROCESSING 1 Motorola DSP 56001 Upgradable software contained in socketed EPROM LINEAt TY 3dB at 90dB THD N 0025 92dB CHANNEL SEPARATION _ 109dB ANALOG OUTPUT VOLTAGE 2 00 volts DIMENSIONS 19 00 WIDE 12 50 DEEP 2 50 TALL with feet SHIPPING WEIGHT 16 pounds PAGE18 ...

Page 19: ...ry If you think there are problems with your unit please contact your dealer distributor or the factory immediately The operating voltage of this unit is determined by the factory and can only be changed by an authorized KRELL distributor or the KRELL factory Any unauthorized voltage conversion will void the warranty Should the operating voltage of your STUDIO 2 require changing contact KRELLIndus...

Page 20: ...KRELL 35 Higgins Drive Milford CT 06460 SALES 203 874 3139 FAX 203 878 8373 1993 KRELL DIGITAL STUDIO29303 ...

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