Spirit LIVE 4 User Manual

If the use of unbalanced connections is unavoidable, you canmimimise noise by following these wiring guidelines:• On INPUTS, unbalance at the source

Fault Finding GuideRepairing a sound mixing console requires specialist skills, butbasic Fault Finding is within the scope of any user if a fewbasic r

GETTING TO KNOW YOUR CONSOLERefer to the fold-out front panel diagram which shows thecontrol functions on the SPIRIT LIVE 4. Each facility isdescribed

3. LINE INPUTThe LINE Input is a 3-pole 1⁄4"‘A’ gauge jack socket, to acceptbalanced or unbalanced line level sources when the LINEswitch(5) is

7. HI- PASS FILTERPressing this switch inserts a 12dB per octave 100Hz Hi-PassFilter in the signal path, immediately after the input amplifier.This is

9. AUXILIARY SENDSThese controls route the input channel signal to any one ormore Auxiliary busses. These are separate from the mainoutputs and can t

10. PANThe PAN control determines the position of the signal withinthe stereo mix image or may be used to route the channelsignal to particular output

STEREO SEC TIO N S1. STEREO IN PUTSEach Stereo Input section comprises a pair of similar inputs.The inputs are electronically balanced and separate

4. A UX SENDA single control feeds a mono sum of the stereo signal to achoice of Aux Send busses (see 5 below).5. A UX SELEC TIO NThe flexibility o

10. FADERLinear faders are provided for precise and smooth levelcontrol for each Stereo section.GROUP SECTION1. RETURNA mono Return is provided to eac

7. GROUP OUTPUTThe Group outputs are driven by ground compensatedamplifiers to a standard 1⁄4" 3 pole ‘A’ gauge jack socket. M A STER SEC TIO N8.

13. MONOThe level of the MONO output (9) is set by a rotary fader.The associated AFL switch with indicating LED monitors thefinal output after the fad

USING YOUR SPIRIT LIVE 4 CONSOLEThe final sound from your P.A. system can only ever be asgood as the quality of the source signal. Just as you need t

• If you cannot obtain a satisfactory setting, e.g. the gaincontrol is right at the extreme low end of the scale onMicrophone Input, try using the Lin

APPLICATIONSSPIRIT LIVE 4 is designed primarily as a soundreinforcement mixer, but may also be used for basicmultitrack recording. The following diagr

output signal path via the Left and Right insert points.Exa m p le 2: Pub lic Ad d re ss - Ste re o + Centre FeedIn this second example the Group

EFFECTS PROCESSORfinal output.Exa m p le 4: Stereo RecordingThe console may also be used for 2-Track or basic multitrackrecording live or in the stu

CARE OF YOUR MIXERGeneral PrecautionsAvoid storing or using the mixer in conditions of excessiveheat or cold, or in positions where it is likely to be

feedback the ‘howling’ sound caused by bringing a microphone too close to a loudspeaker driven from its amplified signal.foldback a feed sent back to

Selectable OptionsRemoval of +48V on Mic InputsTo disable the +48V phantom powering on the microphoneinputs, remove link J3 from Input PCB SC3209. Th

Use r GuideContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Basic Principles of PA Mixing . .

Reconfiguring Aux 2 as a Post Fade SendAux 2 is configured as a PRE FADE send at the factory, butmay be altered to be POST FADE if required by reposit

SPEC IFI C A TI O N STypical Figures for a 16 Channel ConsoleNOISEMeasured RMS, 22Hz to 22kHz BandwidthLine inputs selected at unity gain and terminat

DISTORTIONTHD measured at +20dBuLine Input to Mix Output < 0.0025% @ 1kHz, < 0.015% @ 10kHzI N PUT & O UTPUT I M PED A N C ESMicrophone Inp

INPUT STEREOGROUPS & MASTERMICLINESTE 1STE 1GRP 1GRP 1 GRP 2GRP 2 GRP 3GRP 3 GRP 4GRP 4AUX 1AUX 1 AUX 2AUX 2 AUX 3AUX 3 AUX 4AUX 4 AUX 5AUX 5DC PO

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I N TRO D U C TI O NCongratulations on your purchase of a SPIRIT LIVE 4 mixer.Owning a Soundcraft console brings you the expertise andsupport of one o

BASIC PRINC IPLES O F PA M IXINGThere was a time when the P.A. system and the operatorexisted only to increase the overall volume of the performers,s

Th e M ix e rAs one would expect, the main purpose of the mixer is tocombine sounds, but under precise and smooth control. Thisis why long-throw fad

Each input channel and the three main outputs have an Insert‘A’ gauge jack socket, which is a break point in the signalpath. It allows the signal to

GETTING STARTEDCONNECTIONS AND CONNECTORSAlthough this may seem a simple subject, faulty connectors andcabling are the source of most sound system pro

Ba la nc e d a nd Unba la nc e dAll channel inputs are balanced, i.e. there are separate+ve(hot) and -ve (cold) wires for each signal plus a ground.