SoundCraft Spirit Live 4 - Manual (Page 27)

CARE OF YOUR MIXER
Genera l Preca utions Avoid storing or u sing the m ixer in cond itions of excessive
heat or cold , or in p ositions w here it is likely to be su bject to
vibration, d u st or m oistu re.
Keep the m ixer clean u sing a soft d ry bru sh, and an
occasional w ip e w ith a d am p cloth or ethyl alcohol. Do not
u se any other solvents w hich m ay cau se d am age to p aint or
p lastic p arts.
Avoid p lacing d rinks or sm oking m aterials on or near the
m ixer. Sticky d rinks and cigarette ash are frequ ent cau ses of
d am age to fad ers and sw itches.
Regu lar care and insp ection w ill be rew ard ed by a long life
and m axim u m reliability.
Glossa ry
auxiliary send an ou tp u t from the console com p rising a m ix of signals from
channels and grou p s d erived ind ep end ently of the m ain
stereo/ grou p m ixes. Typ ically the feed s to the m ix are
im p lem ented on rotary level controls.
balance the relative levels of the left and right channels of a
stereo signal.
clipping the onset of severe d istortion in the signal p ath, u su ally
cau sed by the p eak signal voltage being lim ited by the
circu it’s p ow er su p p ly voltage.
dB (decibel) a ratio of tw o voltages or signal levels, exp ressed by the
equ ation d B=20Log
10
(V1/ V2). Ad d ing the su ffix ’u ’ d enotes
the ratio is relative to 0.775V RMS.
D I(direct injection) the p ractice of connecting an electric m u sical instru m ent
d irectly to the inp u t of the m ixing console, rather than to an
am p lifier and lou d sp eaker w hich is covered by a m icrop hone
feed ing the console.
direct output a p ost fad e line level ou tp u t from the inp u t channel, byp assing
the su m m ing am p lifiers, typ ically for send ing to ind ivid u al
tap e tracks d u ring record ing.
equaliser a d evice that allow s the boosting or cu tting of selected
band s of frequ encies in the signal p ath.
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