Alesis DEQ830 manual Bypass All ALL, Link Push to Link, Store, Compare, Utility, Save Curve

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Basics of Equalization 3

the original signal so you can decide if you like the edit you made. Press the button again to get out of Bypass mode and hear the effect.

Bypass All (ALL)

This button is located just above the [BYPASS] button. It will toggle the Bypass status of all eight channels at once. The first press of the [ALL] button will cause any unbypassed channels to enter Bypass mode. Subsequent presses will toggle the Bypass status of all eight chanels together. The red LEDs below each channel meter will light to indicate that the channels are bypassed.

Link (PUSH TO LINK)

This button is used to link channels together so that their EQ settings are locked together. Any edits you make to a band on one channel will also be applied to that same band on all linked channels. This is useful for quickly setting up a program without having to make independent adjustments for each channel.

Store

Once you have created a program you would like to keep, press this button to enter Store mode. From there you can use the [VALUE] encoder to select one of the 100 memory locations to become the new home for the edited program. For more information on this function, see page 41.

Compare

This button will help you if you are editing a program and would like to hear how the program sounded before you edited it. Pressing this button will temporarily recall the original program, and pressing it a second time will restore the edited program. The green LED above this button will light to indicate that the Band Gain LEDs are now showing the EQ curve as it appeared before your edits.

Utility

If you press [UTILITY] while you are in Program mode, you will enter Utility mode, which lets you edit the Master Level, MIDI Settings, the internal clock rate and other global parameters. If you hold down this button at startup as the DEQ830’s splash screen is displayed, you will enter Lock mode. This mode allows you to lock the front panel buttons. For more information on Utility mode, see page 50.

Save Curve

Press [SAVE CURVE] to save a channel’s EQ curve to the DEQ830’s curve bank so that it can be retrieved at a later time. We’ve provided 100 locations (00-99) in which to save curves. Curves 00-49 contain factory presets, and curves 50-99 are blank. Any of the 100 curves may be modified and saved. For more information on saving curves, see page 40.

When you press [COMPARE], the stored settings for all eight channels of the current program are temporarily recalled.

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Contents Reference Manual This page intentionally left blank Table Of Contents Chapter Four Applications Welcome IntroductionDEQ830 Key Features How to Use This Manual This page intentionally left blank Please follow these precautions when using this product Important Safety InstructionsImportant Safety Instructions English Safety symbols used in this productPage Instructions de Sécurité Importantes French Symboles utilisés dans ce produitPage Lesen Sie bitte die folgende Sicherheitshinweise German Sicherheit Symbole verwendet in diesem ProduktPage FCC Compliance Statement CE Declaration of ConformityThis page intentionally left blank If you can’t wait to get started… Quick Start GuideHook it up to a mixer Try some equalization Play some signal into the unitStore the Program Save an EQ Curve DEQ830 Diagram Thermal Considerations in Rack Mounting Installing in a RackConnections Unpacking and InspectionUsing the DEQ830 in another country AC Power HookupUnbalanced I/O Connecting Inputs and OutputsStereo connections Balanced I/OOperating Levels Mono connectionsConnecting to equipment with XLR inputs and outputs Connecting to the inserts on an instrument amplifierDigital Signal In, Analog Signal Out Analog Signal In, Digital Signal OutDigital Signal In, Digital Signal Out About Audio Cables This page intentionally left blank Basics of Equalization What is equalization?Description of the Front Panel Compare Bypass All ALLLink Push to Link StoreValue Encoder Value ProgramNumerical LED Display Save Curve mode Program modeEdit mode Store modeBypass mode Retrieve Curve modeChannel Level mode Utility mode Link modeReal Time Analyzer mode Basic operation Edit mode Basic operation Program modeSingle Band Edit Band Gain Cut/Boost Ranges Band SoloLED Proportional Gain Memory Multiple Band EditSelecting an Edit Group Relative Gain displayBasics of Equalization Limits of Relative Gain Release Edit Group function Basic operation Save Curve mode Basic operation Store modeBasic operation Link mode Basic operation Channel Level modeCopying settings between channels Using the Value encoder in RTA mode Basic operation Real Time Analyzer modeMetering modes SettingMaster Level +/- 6 dB Basic operation Utility modeRelease Edit Group On/Off Midi Out/Thru Select Out/Thru Edit Time Out On/OffMidi Channel ALL Midi Program Change On/OffFast Program Select On/Off Peak Mode 0, 1, 2, InfInternal Clock Sample Rate Select 44.1/48 Force Analog Input Auto/AnalogReceiving System Exclusive bulk dumps Lock mode Demonstration modeHidden Modes Phasing Equalization ArtifactsDistortion NoiseWhat makes the DEQ830 unique? Constant Q vs. Variable QConstant Q Variable QMulti-band application and results Basics of Equalization This page intentionally left blank Vocal Air ApplicationsGeneral EQ tips Rock Kick DrumEliminating Feedback Filtering effectsAnswering machine Comb filtering Settings chartApplications Line Conditioners and Protectors TroubleshootingCare and Maintenance CleaningTroubleshooting Index TroubleshootingCustomers outside the USA and Canada Obtaining Repair ServiceRefer All Servicing to Alesis Customers in the USA and CanadaThis page intentionally left blank Audio Performance SpecificationsMechanical This page intentionally left blank Alesis Limited Warranty Warranty / ContactAlesis Contact Information