Alesis iMultiMix 8 USB manual

Reference Manual[...]

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Table Of Contents 1 Introduction .......................................................... 3 W elcome! ...................................................................................................... 3 About the iMultiMix 8 USB............................................... 4 iMultiMix 8 USB Key F eatures ....................................[...]

Table Of Contents 2 Rear of th e Mixer ................................................................ 15 P ow er Input ................................................................................................. 15 P ow er Supply Unit ...................................................................................... 15 P ow er On .......[...]

Introduction 3 Welcome! Thank you for making the Alesis iMultiMix 8 USB a par t of your studio . Since 1984, we'v e been designing and building creative tools for the au dio commu nity . W e be lieve in our products , because we've heard the results that creativ e people like y ou have achieved with them. One of Alesis' g oals is to [...]

Introduction 4 About the iMultiMix 8 USB The iMultiMix 8 USB mixer is the latest in the large family of Alesis audio mixers . W e’v e come a long way since the 1622 mix er we first built in 1989. Since that time audio tec hnolog y has grown in leaps and bou nds , pushing up quality and dri ving down pri ces . Only a few ye ars ago, y ou w ouldn ?[...]

Introduction 5 How to Use This Manual This manual is divided into the following sections describing the vari ous functions and applications f or the iMultiMix 8 USB . While it's a g ood idea to read through the en tire manual once carefully , those hav ing general kno wledge about mixi ng should u se the table of contents to look up specifi c [...]

Introduction 6 A Few Words for Beginners W e realize that s ome of you who hav e purc hased the iMu ltiMix 8 USB are fairly new to the art of mixing, and w e’ve written this manual with that in mind. W e al so designed the iMultiMix 8 USB to be both p owe rful and easy enou gh to use that ev en a beginner can quic kly pic k up the basi cs . Many [...]

1 Getting Started 7 Hooking up the iMultiMix 8 USB This diag ram will help you get the iMultiMix 8 USB hooked up and ready to go . The eq uipment you u se depends on personal preference and on wh ether you’ re p erfor ming live or recording . F or example, you’ll see below that the MAIN MIX OUT can be routed to a recording device for reco rding[...]

1 Getting Started 8 Using Proper Cables When conn ecting instr uments and other equipm ent to the iMultiMi x, it’ s important that y ou use the appropriate type s of cables . Here are some simple but impor tant guidelines:  F or the mic inputs, use XLR cables .  F or the line inputs and al l other 1/4 ” connections , use 1/4” mono TRS c[...]

2 A Tour of the iMultiMix USB 9 In this chapter, y ou’ll learn all about the iMultiMix’ s compon ents (except for the digital effects proces sor, whic h is explained in the next chapter). Please re fer to the diagrams as you read each section to see whic h componen ts we’ re talking about. Patchbay At the rear portion of the top of the iMulti[...]

2 A Tour of the iMultiMix USB 10 Line Input s (Channels 5 – 8) Unlike channels 1 – 4, the line inpu ts on channels 5 – 8 are stereo inputs that ha v e left and right inputs . If you’ re u sing one of these channel s as a mono i nput, plug y our instrument into t he left inpu t. Channels 5 – 8 d on ’ t hav e the e xtra gain found on c ha[...]

A Tour of the iMultiMix USB 2 11 Channel Strips The eight channel strip s are virtually identica l to each other , with the only diffe rence being that c hannels 1 – 4 are mono and channel s 5 – 8 are stereo . Each c hannel strip co ntains the foll owing c omponents . Level Control The level control kn ob controls how much of the signal from th[...]

2 A Tour of the iMultiMix USB 12 EQ The iMultiMix gi ve s you three bands of EQ per ch annel. Using these knobs , y ou can tail or the cha nnel’ s signal b y boosting s ome frequencies and cutting o thers . The LO and HI controls are shelving controls with fixed frequencies of 75 Hz and 12 kHz respectively . The MID contro l has a peaking respons[...]

A Tour of the iMultiMix USB 2 13 HDPH / CTRL RM The HDPH / CTRL RM knob controls the l eve l of the signal being sent to the CTRL RM OUT and the P HONES output. The level of this signal is re presented by the LED meters . T he “CTRL RM” in the name of this knob refers to th e fact that it controls the signal that typi cally is se nt to the cont[...]

2 A Tour of the iMultiMix USB 14 iPod Section The iP od section contains the co ntrols for y our iP od. With the iMultiMi x you ca n not only pl ay conte nt from y our iP od, but you can also record your mix directly to it. Please note that not all iP od models are compatible for playback and recording from the iMultiMix – check the compatibility[...]

A Tour of the iMultiMix USB 2 15 Rear of the Mixer Here’ s what you’ll find at the rear of the mixer . Power Input Here’ s where you plug in your mixer’ s external power supply . Y ou sho uld alwa ys connect your power supply to the mixer before you pl ug the pow er suppl y into an electrical outlet. Power Supply Unit This unit provides 18.[...]

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3 Digital Effects Processor 17 Onboard you r iMultiMix 8 USB™ i s a pow erful effe cts unit that has 100 preset prog rams . W e offer a few tips on where to use these, but don ’ t limit yourself to our sug g estions . W e recommend that you experiment with these effects to g et a good feel fo r how they can improve y our mixes . Effects Section[...]

3 Digital Effects Processor 18 CHORUS These create the effect of multip le voices (or instruments) sounding at onc e from a single input. FLANGE These create a sweeping, swoosh ing sound effe ct that you will probably recogni ze. DELA Y These effects are bas ed on a discreet repetition or echo of the input. PITCH These effects trans pose the pitch [...]

4 Applications 19 Y our iMultiMix 8 USB can be used in a wide variety of ways in both li ve and re cording applications . Y ou have seve ral options for bringing sound into and out of the board. And w hen it’ s brought in, you can route it to various parts of the mixer for certain desired effects, or ev en send it to an exter nal processor or tap[...]

4 Applications 20 It is also important to understand that n ot all iP ods are created equal and different models have different capabilities. Please refer to the following compatibility table to check whether y our iP od is recording-compatible. Simple Live Setup This is similar to the recordin g setup . In a liv e setup , you most likely will conn[...]

Applications 3 21 recorder—or use dedicated Digita l Au dio W orkstation software— to record and play back CD-quality audio within your computer. A 2-meter USB cable is included. If you need to connect the Multimix across a longer distance, w e recommend that you purchase a longer USB cable , as using hubs and other extende rs with USB audio of[...]

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5 Troubleshooting 23 If you’ re ha ving problems oper ating the iMultiMi x 8 USB , this troubleshooting index will help you cor rect them. Symptoms Cause Solution No sound from t he mixer. Mixe r is not plugged in or turned on. Plug in mixer and tu rn it on. Channel levels are too low. Turn up channel levels. Control room level is turned down Tur[...]

5 Troubleshooting 24 Audio signal carries an unwanted hum. Too much low-level noise in the mix. Engage the channel’s high-pass filter by pressing the HPF switc h. Interference from appliances such as air conditioners. Engage the channel’s high-pass filter by pressing the HPF switc h. Not using TRS cables. Make sure you are using 1/4” TRS cabl[...]

Troubleshooting 5 25 External effects aren’t working. Effects processor is not plugged in or turned on. Make sure unit is plugged in and turned on. Aux outputs of mixe r aren’t connected to inputs of processor or processor’s outputs aren’t connected to mixer’s inputs. Make sure the mixer’s aux ou tputs are connected to the processor’s[...]

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6 Specifications 27 F or the more technical-minded, here are some detailed specifications fo r the iMultiMix’ s operating levels . Input Channels Mic In Sensiti vity Range: -60dBu to –10dBu nomin al, +5dBu maximum Line In Sensiti vity Range: -40dBu to -+10dBu nomi nal, +25dBu maximum Mic/Line Gain Range: +10 to +60dB Equalization High-P ass Fil[...]

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7 Block Diagram 29[...]

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Glossary 31 Here are the definition s to some ter ms you’ll probab ly encounter while using your iMultiMix 8 USB . T erm Definition aux (auxiliar y) An additional set of outputs and inputs found on many mixers . Th ese allow the addition of exter nal effects and other audio sources. balance A control that lets you control the position of sound in[...]

Glossary 32 gain Th e measure of extra amplification applied to an audio signal. Chann els 1 – 4 on your iM ultiMix 8 US B have gain co ntrols, which are us eful for boosting mic and line sign als . level T he amount of power dri ving an audio signal. The most commo n names giv en to lev els of var ying v oltage are, from lo west to highest, micr[...]

Warranty / Contact 33 Alesis Limited W arranty ALESIS COR PORA TION (" ALESIS") wa rrants this prod uct to be free of defects in mate rial and w orkma nship for a period of one (1) ye ar for parts and for a period of one (1) yea r for labor from the date of original retail purchase. This war ranty is enforceable only by the original retai[...]

Warranty/Contact 34 Alesis Cont act Information Alesis , LLC Los Angeles , CA USA E-mail: support@alesis .com We b s i t e : http://www .alesis .com iMultiMix 8 USB Referen ce Manual Revision 1.0 by Ed win Erdmann, Fred Morgenstern, Step han Vankov Copyright 2007, Alesis, LLC . All rights reser ved Reproduc tion in whole or in part is prohibited. ?[...]