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Alesis DEQ230D manual Reference Manual

Models: DEQ230 DEQ230D

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Reference Manual

Reference Manual

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Alesis DEQ230D manual Reference Manual

Contents

Reference Manual 100% This page intentionally left blankTable Of Contents Chapter Four Applications Welcome Introduction13.BYPASS button DEQ230 Key FeaturesDEQ230D only 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 Symboles utilisés dans ce produit Instructions de Sécurité Importantes French12.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 FCC Compliance Statement CE Declaration Of ConformityThis page intentionally left blank Step 1 Hook it up to a mixer 1Quick Start GuideIf you cant wait to get started Step 2 Try some equalization 1 Quick Start GuideStep 3 Store the Program Play some signal into the unitQuick Start Guide 1 Quick Start Guide 2Connections Installing in a RackUnpacking and Inspection Thermal Considerations in Rack Mounting2 Connections AC Power HookupTo use the DEQ230 in another country Connections Connecting Inputs and OutputsUnbalanced I/O 2 Connections Stereo connectionsBalanced I/O Operating LevelsConnecting to the inserts on an instrument amplifier ConnectionsDigital Signal In, Analog Signal Out Analog Signal In, Digital Signal OutDigital Signal In, Digital Signal Out 2 ConnectionsConnections About Audio CablesThis page intentionally left blank 2 Connections3Basics of Equalization What is equalization?Description of the Controls 3 Basics of EqualizationBYPASS STOREDescription of the Basic Modes Basics of EqualizationProgram mode Edit modeBypass mode 3 Basics of EqualizationAudition mode Channel Level modeBasics of Equalization Basic operation Program mode3 Basics of Equalization Basic operation Edit modeSingle Band Edit Band SoloBand Gain Cut/Boost Ranges Basics of EqualizationMultiple Band Edit 3 Basics of EqualizationSelecting an Edit Group The Relative Gain Displayupward until it reaches 24. This is because thats how far the band that was set to -12dB had to travel until it hit the ceiling, or + 12 dB see fig Basics of EqualizationThe Limits of Relative Gain 3 Basics of EqualizationThe Release Edit Group function Basics of Equalization3 Basics of Equalization Basic operation Store modeChannel Copy Basics of Equalization3 Basics of Equalization Basic operation Audition modeAudition Automation Basics of EqualizationManual Audition Audition Automation override3 Basics of Equalization Basic operation Channel Level modeBasics of Equalization The Hidden ModesDemonstration mode Real-timeAnalysis mode DEQ230D onlyDefault Setup mode3 Basics of Equalization Item buttonButton 1 Master Level +/- 6 dB Basics of EqualizationButton 2 Release Edit Group On/Off Button 3 Audition Automation On/Off 3 Basics of EqualizationButton 4 Edit Time Out On/Off Button 5 Lock On/OffButtons 6-12DEQ230D only Basics of EqualizationButton 6 MIDI Channel ALL Button 7 MIDI Program Change On/OffButton 9 System Exclusive Receive Waiting 3 Basics of EqualizationButton 10 MIDI Out/Thru Select Out/Thru Button 11 Sample Rate Select 44.1/48Hold Basics of EqualizationPress Result3 Basics of Equalization Equalization ArtifactsDistortion NoiseBasics of Equalization Constant Q vs. Variable QWhat makes the DEQ230 unique? Variable Q 3 Basics of EqualizationConstant Q Multi-bandapplication and results Basics of Equalization3 Basics of Equalization To further illustrate the differences, here is a pair of examples in which three adjacent bands have settings of + 3 dB, -3dB, and + 3 dB, respectivelyRock Kick Drum 4ApplicationsVocal Air Tape Hiss RemovalFiltering effects 4 ApplicationsEliminating Feedback The answering machineComb filtering ApplicationsThis page intentionally left blank 4 ApplicationsNote for all program charts 5Program ChartsProgram Charts Note for programs 16-20and Program ChartsNarrow Boost 3 800Hz Program ChartsNote for programs Program Chartsfrom magnetic media Program Chartsand hot treble, send it through this curve Program ChartsNote for programs Program Chartsartifacts of the sampling process more the bass is emphasized Program Charts5 Program Charts Program Charts DEQ230 Settings ChartThis page intentionally left blank 5 Program ChartsCare and Maintenance 6TroubleshootingLine Conditioners and Protectors CleaningTroubleshooting Index 6 TroubleshootingSolution Test with a known good input CauseObtaining Repair Service TroubleshootingRefer All Servicing to Alesis Customers in the USA and CanadaThis page intentionally left blank 6 TroubleshootingAnalog I/O switchable SpecificationsDEQ230D DEQ230This page intentionally left blank Alesis Limited Warranty Warranty / ContactAlesis Contact Information