Alesis 24 Specifications

ALESIS Studio 24 Reference Manual

Important Safety InstructionsSTUDIO 24 REFERENCE MANUAL 9 BEIM BENUTZEN DIESES PRODUKTES BEACHTENSIE BITTE DIE FOLGENDEN SICHERHEITSHINWEISE:(GERMAN)1

SpecificationsSTUDIO 24 REFERENCE MANUAL 9 9 Top Panel:Mic Inputs XLR (8)Balanced Line Inputs 1/4" TRS (16)Channel Inserts 1/4" TRS (8)Aux S

Specifications1 0 0 STUDIO 24 REFERENCE MANUALDIMENSIONAL DRAWINGS:

SpecificationsSTUDIO 24 REFERENCE MANUAL 1 0 1 GAIN DIAGRAM+30+20+100-10-20-30-40-50-60-70-62 dBu MIC input-12 dBu MIC input-10 dBV TAPE input-2 dBu u

Specifications1 0 2 STUDIO 24 REFERENCE MANUALBLOCK DIAGRAM

IndexSTUDIO 24 REFERENCE MANUAL 1 0 3 INDEX2 TRACK, 18, 40, 85connecting, 43-20 dB (Signal Present) LED, 8175 Hz, 27, 76ADAT, 39normalling w. Groups,

Index1 0 4 STUDIO 24 REFERENCE MANUALGroup, 87overdubbing, 18, 58, 61Overload, 80PA systems, 69PanChannel, 80Monitor, 22, 79parametric EQ, 26Patchbay,

Important Safety Instructions1 0 STUDIO 24 REFERENCE MANUALCE DECLARATION OF CONFORMITYManufacturer’s Name: Alesis CorporationManufacturer’s Address:

IntroductionSTUDIO 24 REFERENCE MANUAL 1 1 CHAPTER 1INTRODUCTIONHOW TO USE THIS MANUALYou’ve taken the leap and purchased an Alesis Studio 24 Recordin

Introduction1 2 STUDIO 24 REFERENCE MANUALWe appreciate your feedback. If you have any suggestions on how to improve thismanual, please write to us at

IntroductionSTUDIO 24 REFERENCE MANUAL 1 3 FOR THE EXPERIENCED: A QUICK OVERVIEWIf you're already familiar with mixing consoles, here are some im

Introduction1 4 STUDIO 24 REFERENCE MANUALThink of them as an AUX 1/2 send with independent input source selection from thechannel source, which can b

IntroductionSTUDIO 24 REFERENCE MANUAL 1 5 ABOUT THE STUDIO 24The Studio 24 is an extremely flexible, 12-channel, 24-input, 2-group plus L/Routput, in

Introduction1 6 STUDIO 24 REFERENCE MANUALprovides insert points on Channels 1 - 8, both Groups and the stereo main outputs,for use with compressors a

IntroductionSTUDIO 24 REFERENCE MANUAL 1 7 BASIC PRINCIPLES OF MIXING & MULTITRACKRECORDINGSource select, level control, and destination assignmen

Introduction1 8 STUDIO 24 REFERENCE MANUALTHE STAGES OF MULTITRACK RECORDINGMost multitrack recording is a three-stage process. Instead of recording a

ContentsSTUDIO 24 REFERENCE MANUAL 1 ContentsImportant Safety Instructions ...

IntroductionSTUDIO 24 REFERENCE MANUAL 1 9 EQPCHDLYRVB1LMREQPCHDLYRVBLMREQPCHDLYRVBLMREQPCHDLYRVBLMREQPCHDLYRVBLMREQPCHDLYRVBLMREQPCHDLYRVBLMREQPCHDLY

Introduction2 0 STUDIO 24 REFERENCE MANUALTHE DIFFERENT MIXES AND WHAT THEY’RENEEDED FORNow that you understand the different sources and different de

IntroductionSTUDIO 24 REFERENCE MANUAL 2 1 MUTEPA NFADERDIRECTOUTGRP 1/2L/R(to MON 1/2)GROUPOUTPUTS(combined with signalsfrom other channels)(to AUXse

Introduction2 2 STUDIO 24 REFERENCE MANUALMONITOR (CONTROL ROOM) MIXThis mix is what the engineer and/or performer hears in headphones or the controlr

IntroductionSTUDIO 24 REFERENCE MANUAL 2 3 Monitor/Control Room/Solo SystemMONITOR PANTRIMLINEINTAPEINMICINCHAN/MON REVERSEMON 1/2 LEVELMONITOR1/2 MAS

Introduction2 4 STUDIO 24 REFERENCE MANUALAUX SENDS AND RETURNS: EFFECTSThe last important mix is usually used for adding effects (such as reverb, del

Guided TourSTUDIO 24 REFERENCE MANUAL 2 5 CHAPTER 2:GUIDED TOURRECORDER MIX/MONITOR MIX SYSTEMThe Studio 24 is designed to accommodate the two-way sig

Guided Tour2 6 STUDIO 24 REFERENCE MANUAL— and two paths that the audio signal can take: the main channel and the monitoroutputs. This is a key concep

Guided TourSTUDIO 24 REFERENCE MANUAL 2 7 The Mid EQ has two knobs: one to set the amount of boost or cut and one to selectthe frequency you want to c

Guided Tour2 8 STUDIO 24 REFERENCE MANUALMONITOR 1/2 SECTIONIn multitrack recording, once signal goes from the Group Outputs to the recorder, itcomes

Contents2 STUDIO 24 REFERENCE MANUALHeadphones...

Guided TourSTUDIO 24 REFERENCE MANUAL 2 9 AUX SEND/RETURN SYSTEMAUX SENDSIn the center of each channel module are the blue knobs that make up the Auxi

Guided Tour3 0 STUDIO 24 REFERENCE MANUALCONTROL ROOM SYSTEMThe SOLO switches in each channel, along with the Control Room switches andHeadphone secti

Guided TourSTUDIO 24 REFERENCE MANUAL 3 1 SOLORegardless of what’s chosen as the control room source, if any of the 14 SOLObuttons are pressed anywher

Guided Tour3 2 STUDIO 24 REFERENCE MANUAL

Hooking It UpSTUDIO 24 REFERENCE MANUAL 3 3 CHAPTER 3:HOOKING IT UPUNPACKING AND INSPECTIONYour Studio 24 was packed carefully at the factory, and the

Hooking It Up3 4 STUDIO 24 REFERENCE MANUALPOWERMake sure you read the initial Important Safety Instructions chapterat the front of this manual.The St

Hooking It UpSTUDIO 24 REFERENCE MANUAL 3 5 AVOIDING GROUND LOOP NOISEIn today’s studio, where it seems every piece of equipment has its own computerc

Hooking It Up3 6 STUDIO 24 REFERENCE MANUALCHANNEL INPUTS AND OUTPUTSEach of the first 8 channel modules on the Studio 24 contains an XLR balanced MIC

Hooking It UpSTUDIO 24 REFERENCE MANUAL 3 7 LINE INPUTSThe LINE IN of each channel is a 1/4" jack which will accept balanced or unbalancedline-le

Hooking It Up3 8 STUDIO 24 REFERENCE MANUALDIRECT OUTPUTSThe DIRECT OUT jack on each channel is an unbalanced RCA connector whichprovides a direct out

ContentsSTUDIO 24 REFERENCE MANUAL 3 MUTE ...

Hooking It UpSTUDIO 24 REFERENCE MANUAL 3 9 MASTER INPUTS AND OUTPUTSTop panel: at the upper right-hand corner of the top panel of the Studio 24 you’l

Hooking It Up4 0 STUDIO 24 REFERENCE MANUALGROUP INSERTSThese are identical to the Main Insert jacks described above. They are used to insert aoutboar

Hooking It UpSTUDIO 24 REFERENCE MANUAL 4 1 HeadphonesTipSleeveLEFT SignalGroundTipSleeveRingRingRIGHT SignalCHART OF CONNECTIONSThe Studio 24 may be

Hooking It Up4 2 STUDIO 24 REFERENCE MANUALCONNECTING TO AN UNBALANCED -10 DBV MULTITRACKRECORDERInterfacing the Studio 24 with a typical multitrack r

Hooking It UpSTUDIO 24 REFERENCE MANUAL 4 3 CONNECTING TO A 2-TRACK MIXDOWN DECKThe mixdown deck is where everything comes together: the final mix. Th

Hooking It Up4 4 STUDIO 24 REFERENCE MANUALCONNECTING TO A CONTROL ROOM AMPLIFIERConnect the Studio 24’s CONTROL ROOM OUTS to the inputs of the ampli

Effects and Signal ProcessingSTUDIO 24 REFERENCE MANUAL 4 5 CHAPTER 4:EFFECTS AND SIGNALPROCESSINGCONNECTING AUX SENDS AND RETURNS TOOUTBOARD EFFECTSA

Effects and Signal Processing4 6 STUDIO 24 REFERENCE MANUALLeft/RightOutputsLeft InputDry Defeat = ONSHOULD YOU USE ONE OR TWO INPUTS TO EFFECTS?If yo

Effects and Signal ProcessingSTUDIO 24 REFERENCE MANUAL 4 7 Channels 1 - 8.Effects returned to a stereo Channel can be SOLOed, MUTEd, sent to the Grou

Effects and Signal Processing4 8 STUDIO 24 REFERENCE MANUALtoo loud even at low settings of the Stereo Aux Return LEVEL controls.To hear effects in th

Contents4 STUDIO 24 REFERENCE MANUALImpedance...

Effects and Signal ProcessingSTUDIO 24 REFERENCE MANUAL 4 9 CONNECTING SIGNAL PROCESSORS TO INSERTJACKSInserts are used to connect signal processing d

Effects and Signal Processing5 0 STUDIO 24 REFERENCE MANUAL

RecordingSTUDIO 24 REFERENCE MANUAL 5 1 CHAPTER 5:MULTITRACK RECORDINGAPPLICATIONSRECORDINGSETTING LEVELSTo get the maximum performance from your mixe

Recording5 2 STUDIO 24 REFERENCE MANUALThe Studio 24 has been designed with plenty of headroom on the internal summingamplifiers (23 dB of headroom ab

RecordingSTUDIO 24 REFERENCE MANUAL 5 3 HOW TO RECORD A SINGLE SOURCE TO ONE TRACKWhen recording a single source appearing on one Channel onto a singl

Recording5 4 STUDIO 24 REFERENCE MANUALRECORDING MULTIPLE SOURCES TO ONE TRACKWhen more than one Channel is to be recorded onto the same track of a mu

RecordingSTUDIO 24 REFERENCE MANUAL 5 5 Tip: Note that the overall level of Channels panned left is controlled by the GRP 1FADER; the overall level of

Recording5 6 STUDIO 24 REFERENCE MANUALmachine tracks you wish to record on into the record-ready or “input” mode,and raise the MON 1/2 LEVEL control

RecordingSTUDIO 24 REFERENCE MANUAL 5 7 RECORDING TIPSFor the cleanest possible recording, the Group FADERS (or Channel FADERS if theDIRECT OUTS are b

Recording5 8 STUDIO 24 REFERENCE MANUALOVERDUBBINGUSING MONITOR 1/2 TO MONITOR THE MULTITRACKOnce you have recorded onto the multitrack tape machine,

Important Safety InstructionsSTUDIO 24 REFERENCE MANUAL 5 IMPORTANT SAFETYINSTRUCTIONSSAFETY SYMBOLS USED IN THIS PRODUCTThis symbol alerts the user t

RecordingSTUDIO 24 REFERENCE MANUAL 5 9 USING THE CHANNEL FADERS TO MONITOR THE MULTITRACKIf you’re only recording a few inputs at a time, you may wan

Recording6 0 STUDIO 24 REFERENCE MANUALTape Returns

RecordingSTUDIO 24 REFERENCE MANUAL 6 1 GETTING THE MIX TO THE HEADPHONESOnce you have the tape tracks returning to the mixer, it is simple to create

Recording6 2 STUDIO 24 REFERENCE MANUALMONITORING MIDI VIRTUAL TRACKSIf you are using a MIDI sequencer, the tracks being played “live” from synthesize

RecordingSTUDIO 24 REFERENCE MANUAL 6 3 BOUNCING TRACKSSometimes it is necessary to combine several tracks onto another track, particularlywhen you ar

Recording6 4 STUDIO 24 REFERENCE MANUALTo bounce multiple tracks to two tracks (stereo):1 For each Channel (tape track) you wish to bounce, press the

RecordingSTUDIO 24 REFERENCE MANUAL 6 5 PLAYBACK/MIXDOWNGETTING THE MIX TO THE 2-TRACK DECKOnce you have recorded your tracks and overdubs, you’re rea

Recording6 6 STUDIO 24 REFERENCE MANUALGUIDELINES FOR A ROUGH MIXCreating a mix is easy; creating a great mix (one that jumps off the tape and hits yo

RecordingSTUDIO 24 REFERENCE MANUAL 6 7 instruments so that the LED meters read “-12.”13 Unmute all Channels and make balance adjustments as necessary

Recording6 8 STUDIO 24 REFERENCE MANUAL

Important Safety Instructions6 STUDIO 24 REFERENCE MANUAL9. Do not defeat the safety purpose of the polarized or grounding-type plug. Apolarized plug

Sound ReinforcementSTUDIO 24 REFERENCE MANUAL 6 9 CHAPTER 6:SOUND REINFORCEMENTAPPLICATIONSThough the Studio 24 has been designed as a recording conso

Sound Reinforcement7 0 STUDIO 24 REFERENCE MANUALTo control a stereo submix of all the vocal mics from the Group 1 and 2 faders:If you are doing a ste

Sound ReinforcementSTUDIO 24 REFERENCE MANUAL 7 1 4 Route the MONITOR OUTS L and R jacks to the input of a stereo poweramplifier.Usually, a 1/3 octave

Sound Reinforcement7 2 STUDIO 24 REFERENCE MANUALbeing fed by the same microphones, a whole set of possibilities open up.USING MONITOR 1/2 TO FEED A C

Sound ReinforcementSTUDIO 24 REFERENCE MANUAL 7 3 USING MONITOR 1/2 AS THE PA MIX DURINGMULTITRACK RECORDINGYou may run into some situations where you

Sound Reinforcement7 4 STUDIO 24 REFERENCE MANUALVIDEO PRODUCTION AND POST-PRODUCTIONThe Studio 24 lends itself extremely well to post-production appl

Description of ControlsSTUDIO 24 REFERENCE MANUAL 7 5 CHAPTER 7:DESCRIPTION OFCONTROLSCHANNEL INPUT CONTROLSTRIMThe TRIM knob adjusts the sensitivity

Description of Controls7 6 STUDIO 24 REFERENCE MANUALDIRECT OUT SOURCE SWITCHOn many mixing consoles, the concept of a Direct Out signal path is simpl

Description of ControlsSTUDIO 24 REFERENCE MANUAL 7 7 HIGH AND LOW These are standard shelving “treble and bass” tone controls. The HIGH knob range i

Description of Controls7 8 STUDIO 24 REFERENCE MANUAL MID EQ CONTROLS: LEVEL AND FREQ For Channels 1 - 8, the Studio 24 features a “semi-parametric mi

Important Safety InstructionsSTUDIO 24 REFERENCE MANUAL 7 INSTRUCTIONS DE SÉCURITÉ IMPORTANTES(FRENCH)SYMBOLES UTILISÉS DANS CE PRODUITCe symbole alèr

Description of ControlsSTUDIO 24 REFERENCE MANUAL 7 9 AUXILIARY SEND SECTION AUX 3 AND AUX 4 SENDS These blue knobs are both mono post-fader sends ty

Description of Controls8 0 STUDIO 24 REFERENCE MANUALof a mono signal to the MON 1/2 MASTER, the BAL (balance) control sets theleft/right blend of a s

Description of ControlsSTUDIO 24 REFERENCE MANUAL 8 1 -20 DB (SIGNAL PRESENT) LED The green “-20” LED will light whenever a signal of -20 dB or high

Description of Controls8 2 STUDIO 24 REFERENCE MANUAL CHANNEL FADER This linear 60 mm slide fader varies the level feeding the Channel PAN control and

Description of ControlsSTUDIO 24 REFERENCE MANUAL 8 3 HEADPHONE LEVEL The LEVEL knob sets the overall level of the headphone output jack. TheHeadph

Description of Controls8 4 STUDIO 24 REFERENCE MANUALMONITOR OUTS 1 and 2 jacks on the back panel. The LINK switch simply mixes orassigns the 12x2 mon

Description of ControlsSTUDIO 24 REFERENCE MANUAL 8 5 CONTROL ROOM/SOLO SECTION The Control Room section determines what you’ll hear in the control r

Description of Controls8 6 STUDIO 24 REFERENCE MANUAL METERS The L and R meters will display whatever is selected as the Control Room source,including

Description of ControlsSTUDIO 24 REFERENCE MANUAL 8 7 drum Channels’ L/R switches off, assign them to Group 1/2, and press Group 1/2’sTO L/R switch. T

Description of Controls8 8 STUDIO 24 REFERENCE MANUAL TOP PANEL INPUTS AND OUTPUTS MAIN OUTS Connect these jacks to your primary destination: the PA s

Important Safety Instructions8 STUDIO 24 REFERENCE MANUAL12. N’utilisez qu’avec un stand, ou table conçus pour l’utilisation d’audioprofessionnel ou i

Description of ControlsSTUDIO 24 REFERENCE MANUAL 8 9 BACK PANEL POWER SWITCH This is the master power switch for the Studio 24. When it’s ON, the gr

Description of Controls9 0 STUDIO 24 REFERENCE MANUAL 2 TRACK TAPE IN Connect the output of your 2-track (cassette, DAT, CD, reel-to-reel, etc.) to th

Description of ControlsSTUDIO 24 REFERENCE MANUAL 9 1 CHANNEL INPUT/OUTPUT JACKS (8) DIRECT OUT This jack provides the output of the channel, post-fa

Description of Controls9 2 STUDIO 24 REFERENCE MANUAL LINE IN JACKS (STEREO CHANNELS) Similar to the LINE IN jacks on Channels 1 - 8, these input jack

Troubleshooting STUDIO 24 REFERENCE MANUAL 9 3 CHAPTER 8: TROUBLESHOOTING TROUBLESHOOTING INDEX If you are experience problems while operating the St

Troubleshooting 9 4 STUDIO 24 REFERENCE MANUAL MAINTENANCE/SERVICE CLEANING AND MAINTENANCE Disconnect the AC cord, then use a damp cloth to clean the

Troubleshooting STUDIO 24 REFERENCE MANUAL 9 5 REFER ALL SERVICING TO ALESISWe believe that the Studio 24 is one of the most reliable mixing consoles

Troubleshooting 9 6 STUDIO 24 REFERENCE MANUAL

SpecificationsSTUDIO 24 REFERENCE MANUAL 9 7 SPECIFICATIONSAll measurements taken with an Audio Precision System One. All noise measurements takenwith

Specifications9 8 STUDIO 24 REFERENCE MANUALMAXIMUM GAIN +76 dB, MIC IN to L/R outputs,balanced+70 dB unbalanced+72 dB MIC IN to MON 1/2 OUT+82 dB MIC