Dbx 376 Manuale Utente

®376Vacuum TubeChannel Stripw/Digital OutUser Manual

Getting Started®376 User Manual2Section 1376Power SwitchTurns the 376 on and off.IEC Power Cord ReceptacleThis is the power cord receptacle of the 376

®Instrument InputThis unbalanced high-impedance input connection is used to insert an instrument signal direct-ly into the preamp. Use the LINE switc

Getting Started®376 User Manual4Section 1376Low control This control varies the gain of the low frequency equalization; the gain range is -15 to +15 d

®Output LevelThis knob controls the overall level of the output signal, and ranges from -20 to +20dB. Meter Select SwitchThis switch allows you to sel

Getting Started®6Section 1376

ANALOGAPPLICATIONS®ANALOG APPLICATIONSSection 2376

Analog Applications®3376 User Manual8Section 2376• Turn off all equipment before making any connections.• Install the 376 in your rack with the provid

®3). Turn the 376’s DRIVE control to the minimum position. Turn the OUTPUT LEVELcontrolto the 12 o’clock position, and apply power to the 376. Make s

Analog Applications®376 User Manual10Section 23763). Enable the record function of the specific track of the recorder and open the specific tapetrack

DIGITALAPPLICATIONS®DIGITAL APPLICATIONSSection 3376

WARNING FORYOUR PROTECTIONPLEASE READ THE FOLLOWING:KEEP THESE INSTRUCTIONSHEED ALL WARNINGSFOLLOW ALL INSTRUCTIONSCLEAN ONLY WITH A DAMP CLOTH.DO NOT

Dither SwitchThis switch is used to select the dither type algorithms including: TPDF, SNR2, or None. Ditheris random noise that is added to the audi

AES/EBU Digital ConnectorThe 376 provides AES/EBU digital output formatting through the XLR connector. Be sure to useshort lengths of 110 Ω digital ca

Rear Panel Connections • Connect the source to the desired 1/4” TRS or XLR input. • Connect the AES/EBU or S/PDIF output of the 376 and run into the A

Rear Panel Connections • Connect the source to the desired 1/4” TRS or XLR input jack. • Connect the AES/EBU or S/PDIF output of the 376 and run into

Rear Panel Connections • Connect the source to the desired 1/4” TRS or XLR input. • Connect the AES/EBU or S/PDIF output of the 376 and run into the A

Rear Panel Connections • Connect the source to the desired 1/4” TRS or XLR input jack. • Connect the AES/EBU or S/PDIF output of the 376 and run into

The 376 gives you the unique option of utilizing the analog and digital outputs simultaneously.This option is ideal for using the analog output sectio

APPENDIXSync Input InfoBlock Diagramdbx Type IV™ White PaperNoise-Shaping AlgorithmsTruncationSpecifications®APPENDIXAppendix376

Appendix AA- Sync Input InfoINSTRUCTIONS FOR QUALIFIED SERVICE PERSONNEL:CAUTION: These servicing instructions are for use by qualified servicepersonn

MicrophoneInput+48VOvereasy“ Slow20dB PadPhase InvertLow Cutdbx TYPE IV Conversion SystemDSPDitherSampleRateWordLengthOutputFormatShapePeak LEDsEQ Cl

U.K. MAINSPLUGWARNINGA molded mains plug that has been cut off from the cord is unsafe. Discard the mains plugat a suitable disposal facility. NEVER

Appendix Cdbx Type IV™ Conversion SystemWhite Paperby Roger JohnsonThe dbx Type IV™ Conversion System is a proprietary analog-to-digital (A/D) convers

to-noise performance since the signal is now closer to the noise floor. Because users of digital equipment have to beextremely careful not to exceed 0

Appendix CFig. 2 illustrates the mapping function in a different way. Input levels are shown on the left of the graph, while con-verted levels are sho

Figure 3b - Signal of Fig. 3a Going Beyond the A/D Clip LevelAmplitudeTimeA/D Clip LevelA/D Clip LevelFigure 3a - Signal Having Low and High Frequency

Appendix CNow you’re probably wondering, “What’s the catch? I can’t get something for nothing so what did I give up?” Youmay be worried that your A/D

16-Bit TPDF dither. (a) Shape “off”, (b) with shape set to “S1”, (c) with shape set to “S2.” Parameters: Input -60dBFS, 1kHz; FFT Length= 2048, Sample

Appendix DMicrophone InputConnector: Female XLR Pin 2 HotType: Electronically balanced/unbalancedImpedance: 330ΩMaximum Input Level: -9 dBu or +11 dBu

®8760 South Sandy Pkwy.Sandy, Utah 84070Phone: (801) 568-7660Fax: (801) 568-7662Int’l Fax: (603) 672-4246Questions or comments?E•mail us at: customer@

Table of Contents376Introduction0.1 Defining the 376...i0.2 Service Contact Info...

INTROCUSTOMER SERVICE INFO376 DEFINEDWARRANTY INFO®INTRODUCTION376

Introduction®376 User Manuali376Congratulations on your purchase of the dbx 376 Vacuum Tube Channel Strip with digital capa-bilities. For over 25 year

®Introduction376376 User ManualIf you require technical support, contact dbx Customer Service. Be prepared to accuratelydescribe the problem. Know the

Introduction®376 User Manualiii376FOR RACK MOUNT USE ONLY - Install the 376 in your rack with the provided rack screws.When installed in a rack, the u

GettingStarted®Getting StartedSection 1376