Manuals / Alesis / Home Audio / Stereo Equalizer

Alesis DEQ830 manual This page intentionally left blank

Models: DEQ830

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Alesis DEQ830 manual This page intentionally left blank

Contents

Reference Manual This page intentionally left blank 100%Table Of Contents Troubleshooting Index Alesis Limited WarrantyReceiving System Exclusive bulk dumps Demonstration modeIntroduction WelcomeDEQ830 Key Features How to Use This Manual This page intentionally left blank Important Safety Instructions English Important Safety InstructionsSafety symbols used in this product 12.Use only with a cart, stand, bracket, or table designed for use with professional audio or music equipment. In any installation, make sure that injury or damage will not result from cables pulling on the apparatus and its mounting. If a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over Instructions de Sécurité Importantes French Symboles utilisés dans ce produit12.N’utilisez qu’avec un stand, ou table conçus pour l’utilisation d’audio professionnel ou instruments de musique. Dans toute installation, veillez de ne rien endommager à cause de câbles qui tirent sur des appareils et leur support Sicherheit Symbole verwendet in diesem Produkt 12.Verwenden Sie ausschließlich Wagen, Ständer, oder Tische, die speziell für professionelle Audio- und Musikinstrumente geeignet sind. Achten Sie immer darauf, daß die jeweiligen Geräte sicher installiert sind, um Schäden und Verletzungen zu vermeiden. Wenn Sie einen Rollwagen benutzen, achten Sie darauf, das dieser nicht umkippt, um Verletzungen auszuschließen CE Declaration of Conformity FCC Compliance StatementThis page intentionally left blank Step 1 Hook it up to a mixer 1Quick Start GuideIf you can’t wait to get started… 1 Quick Start Guide Step 2 Try some equalizationStep 3 Store the Program Play some signal into the unitQuick Start Guide Step 4 Save an EQ CurveDEQ830 Diagram 1 Quick Start GuideInstalling in a Rack 2ConnectionsUnpacking and Inspection Thermal Considerations in Rack Mounting2 Connections AC Power HookupUsing the DEQ830 in another country Connecting Inputs and Outputs ConnectionsUnbalanced I/O 2 Connections Balanced I/OOperating Levels Mono connectionsConnecting to the inserts on an instrument amplifier ConnectionsAnalog Signal In, Digital Signal Out Digital Signal In, Analog Signal OutDigital Signal In, Digital Signal Out 2 ConnectionsAbout Audio Cables Connections2 Connections This page intentionally left blankWhat is equalization? 3Basics of Equalization3 Basics of Equalization Description of the Front PanelBand Select Channel LevelBasics of Equalization Bypass All ALLLink PUSH TO LINK Store3 Basics of Equalization ProgramValue Encoder VALUE Numerical LED DisplayDescription of the Basic Modes Basics of EqualizationProgram mode Edit mode3 Basics of Equalization Retrieve Curve modeBypass mode Channel Level modeBasics of Equalization Link modeUtility mode Real Time Analyzer modeBasic operation Program mode Basic operation Edit mode3 Basics of Equalization Single Band EditBand Solo Basics of EqualizationBand Gain Cut/Boost Ranges 3 Basics of Equalization Gain ChangeBasics of Equalization Multiple Band EditSelecting an Edit Group The Relative Gain display3 Basics of Equalization see fig. 1 on page 38. But it wont stop at 12 it will keep racing upward until it reaches 24. This is because that’s how far the band that was set to -12dB had to travel until it hit the “ceiling,” or + 12 dB see figBasics of Equalization The limits of Relative Gain3 Basics of Equalization The Release Edit Group functionBasic operation Store mode Basic operation Save Curve modeBasics of Equalization Basic operation Retrieve Curve modeBasic operation Channel Level mode Basic operation Link modeCopying settings between channels 3 Basics of EqualizationBasics of Equalization Using the VALUE encoder in RTA modeBasic operation Real Time Analyzer mode Setting 3 Basics of EqualizationDisplayed NameBasics of Equalization Basic operation Utility modeMaster Level +/- 6 dB 3 Basics of Equalization Release Edit Group On/OffBasics of Equalization Edit Time Out On/OffMIDI Channel ALL MIDI Program Change On/Off3 Basics of Equalization Internal Clock Sample Rate Select 44.1/48Force Analog Input Auto/Analog Fast Program Select On/OffBasics of Equalization Receiving System Exclusive bulk dumpsThe Hidden Modes 3 Basics of EqualizationDemonstration mode Lock modeEqualization Artifacts Basics of EqualizationDistortion Noise3 Basics of Equalization Constant Q vs. Variable QWhat makes the DEQ830 unique? Variable Q Basics of EqualizationConstant Q 3 Basics of Equalization Multi-bandapplication and resultsTo further illustrate the differences, here is a pair of examples in which three adjacent bands have settings of + 3 dB, -3dB, and + 3 dB, respectively Basics of Equalization3 Basics of Equalization This page intentionally left blank4Applications General EQ tipsRock Kick Drum Vocal Air4 Applications Filtering effectsEliminating Feedback The answering machineApplications Settings chartComb filtering Applications 5Troubleshooting Care and MaintenanceLine Conditioners and Protectors Cleaning5 Troubleshooting Troubleshooting IndexSolution Test with a known good input CauseObtaining Repair Service TroubleshootingRefer All Servicing to Alesis 5 Troubleshooting This page intentionally left blankSpecifications Rear Panel I/O switchableAudio Performance MechanicalThis page intentionally left blank Warranty / Contact Alesis Limited WarrantyAlesis Contact Information