Alesis 1622 Especificaciones

ALESIS 1622 Mixer Reference Manual

7SOLO disconnects the normal signal feed to the monitor speakers and replaces it with the signalpresent at the Channel Fader. When a channel is soloe

8The SUB MASTER Faders can serve several different functions, depending upon theapplication. In sound reinforcement or in recording during mixdown, t

9signal path of only that channel. A special cable consisting of a single stereo 1/4" jack on oneend and two mono 1/4" jacks on the other i

10ON/OFF SWITCHTurns power on or off to the 1622. This should always be the first device turned on in the systemand the last device turned off.SIGNAL

11InputInput TrimEQ SectionAux Sends 1 - 2 (Pre-Fader Sends)Channel InsertInput FaderAux Sends 3 - 6 (Post - Fader Sends)Direct Out (Channels 1 - 8)Le

12channels 1-8 will defeat the XLR jack for that channel). The signal is then boosted by the InputTrim to a level that the board can deal with easily.

13long fade on the whole mix at the end of the tune. This mixed signal, however, is also sent to themonitoring system. Since the Master Out jacks are

14piano or the output of a drum machine, perhaps), then you would connect theSUB OUT Left and Right Jacks to the INPUT of Tracks 3 and 4. If you only

15With a Patchbay, it is also easier to make use of the DIRECT OUTPUTS of the 1622. ADIRECT OUT is used when only one signal is going to be recorded

16There are two different sets of Sends on the 1622 MIXER. Sends 1 and 2, which are derivedbefore the Channel Fader, are used primarily for setting u

TABLE OF CONTENTSINTRODUCTION...2WHAT

17RING (RETURN)TIP (SEND)SEND (TO INPUT)RETURN (FROM OUTPUT)WIRING OF INSERT CABLEHOW TO ADJUST LEVELSIn order to ensure the cleanest signal with the

18decrease the possibility of overload distortion and keep the amount of backgroundnoise to a minimum.SEVERAL CAUTIONS!! Even if you observe the

19INTRODUCTION TO MULTITRACK RECORDINGThe function of the 1622 MIXER, or any recording console for that matter, is to provide control ofvolume, tone,

20which means that the headphone mix will not change if the fader level changeswhile the engineer makes adjustments to his monitor mix. Since the 162

21frequency information, such as cymbals, which should be recorded at -10 or -15VU to prevent unwanted peaks which the meters won't indicate.6) B

22RECORDING TIPS• For cleanest recording, the SUB MASTER Faders (or Channel Faders if the DIRECTOUTPUTS are being used) should be adjusted so that the

23PLEASE NOTE: For quietest operation with the greatest headroom, it's best to run theindividual channel SENDS at about the 3/4 level and the SE

24A BIT OF MIXING THEORYAny mix can be separated into 5 parts or "Elements". It is the balance between these elementsthat is responsible fo

2510) Bring up the Bass Guitar Channel Fader. Set so that the meters read "-6".11) Mute the Bass12) Raise the Channel Faders with the Motio

263) Unassign the Channel Faders that are being used as Tape Returns (in thiscase Channels 1 through 4) by switching the "MASTER" assign swi

SECTION 3APPLICATIONS ...18MULTITRACK RECORDING..

27SOUND REINFORCEMENTThe 1622 MIXER performs well in a Sound Reinforcement application. Here are some helpfulhints to help you get the most out of y

28FIGURE 14MONO OUTPUT FROM THE 1622 MIXER FOR SOUND REINFORCEMENT USING ALL 8RETURNSLINE INPUTSMICDIRECT OUTPUTCHANNEL INSERTSSENDSRETURNSMAIN OUTTA

291) Raise the selected Channel Faders to the desired levels See Section 2,HOW TO ADJUST LEVELS2) Unassign the selected Channel Faders by switching t

30FIGURE 15USING THE SUB MASTERS OF THE 1622 MIXER FOR SEPARATE OUTPUTSLINE INPUTSMICDIRECT OUTPUTCHANNEL INSERTSSENDSRETURNSMAIN OUTMON TAPESUB OUTI

31FIGURE 16THE 1622 MIXER USED AS A DEDICATED KEYBOARD MIXERLINE INPUTSMICDIRECT OUTPUTCHANNEL INSERTSSENDSRETURNSMAIN OUTTAPEMONSUB OUTINININOUTOUT

32FIGURE 17USING THE 1622 MIXER FOR A MIX MINUS OUTPUTLINE INPUTSMICDIRECT OUTPUTCHANNEL INSERTSSENDSRETURNSMAIN OUTTAPEMONSUB OUTINININOUTOUTOUTEFFE

332) Tape Machine input is overloaded. Set tape recorder input level control or SUB MASTERlevels so that the meters of the tape deck hit 0 VU or less

34diminished. If the power amp has a grounded type plug (3 pin), use a 3 to2 pin adapter (ground lift) instead of flipping the plug.C) Plug in each

35SECTION 6SPECIFICATIONSELECTRICAL CHARACTERISTICSFREQUENCY RESPONSE +0/-2 dBV 20 to 20KHz HARMONIC DISTORTION Better than .015% @ 1KHz @ 0dBVCROS

36GLOSSARY1/4" plug - Also known as a phone plug, this is the common "guitar" type plug used on mostelectronic music instruments and a

Alesis 1622Monolithic/Integrated Surface™ Audio ConsoleUSER'S MANUAL

37vocal. A compression ratio of 10:1 or above changes the compressor into a limiter. A limiter isused to prevent short term peaks, which add little

38or QUADRAVERB. The effect of flanging, either electronically or mechanically done, isachieved by slightly delaying a signal, then constantly varyin

39Monitor - In recording, Control Room Monitors are the primary speaker for listening to either aperformance or tape playback. In sound reinforceme

40Post-Fader - A signal that is derived from a point in the circuitry after the Channel Fader. Thismeans that the Post-Fader signal is subject to a

41Sub Master - A Sub Master (sometimes called a "SubGroup" or "Group") is used to control thelevel of several channels with the

42APPENDIXThere may be situations that arise that the 1/4" type outputs of the 1622 MIXER must beinterfaced to a balanced XLR type input. This

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44INDEXAAux Returns, 13Aux Send Master, 13Aux Sends, 8, 13, 25, 32Auxiliary Sends, 6, 7, 48BBalanced, 15, 16, 40Buss, 7, 10, 13, 28, 40CChannel Fader,

45Phone Plug, 46, 49Phono Plug (RCA), 14, 46Post-fader, 7, 13, 25, 46Power LED, 11Pre-Fader, 7, 13, 25, 32, 47Punching In, 20, 47Q1/4 " plug, 31,

2Alesis 1622Monolithic/Integrated Surface™ Audio ConsoleINTRODUCTIONThe Alesis 1622 Monolithic/Integrated Surface™ Audio Console is a 16 channel, two

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4SECTION 1DESCRIPTION OF CONTROLSTOP PANELINPUT TRIMThe INPUT TRIM is a variable gain control that allows the preamp stage of the mixer to boostthe le

5faders will not upset the headphone balance. Pre-Fader SENDS can also be used to send asignal to outboard effects as well. See Figure 2A and 2BFIGU

6POST-FADER SENDTO HEADPHONES OR EFFECTS+3 0VU -10 -20 -30 -40 -50 -60 INPUT LED METERINSTRUMENT/MICEFFECTS DEVICEA. POST-FADER SEND WITH CHANNEL