SoundCraft Spirit Live 4 - Manual (Page 12)

GETTING TO KNOW YOUR CONSOLE
Refer to the fold -ou t front p anel d iagram w hich show s the
control fu nctions on the
SPIRIT LIVE 4 . Each facility is
d escribed below , and is id entified by the reference nu m ber.
FACILITIES
INPUT CHANNEL
1. M IC RO PHO N E IN PUT
The Microp hone inp u t is via a stand ard fem ale XLR-3
connector and is available w hen the LIN E -20dB sw itch is
released . It is d esigned to accep t a w id e range of balanced or
u nbalanced low im p ed ance inp u t signals.
+48V Phantom Pow er is available on each inp u t m icrop hone
socket. This is sw itched on globally from the p ow er su p p ly in
the case of the 12, 16 and 24 channel d esks, or from a rocker
sw itch ad jacent to the d .c. p ow er connector at the top right of
the 32 channel d esk. Shou ld you w ish to configu re inp u ts
w ithou t +48V p ow er, see Selectable Op tions on Page 27 for
d etails of this m od ification.
Transform er-cou p led d ynam ic m icrop hones m ay be u sed
w ithou t cau sing d am age, even w hen the +48V p ow er is
connected , bu t care m u st be taken w hen u sing u nbalanced
sou rces, becau se of the voltage p resent on p ins 2 and 3 of the
XLR connector. Microp hone inp u t level is set by the GAIN
control(6).
N OTE: Phantom p ow ered m ics shou ld not be p lu gged in
w ith the +48V sw itched on. Also you shou ld be aw are that
som e m icrop hones d raw an u nu su ally large cu rrent w hich
m ay overload the p ow er su p p ly, resu lting in d istortion.
Consu lt you r m icrop hone su p p lier for gu id ance if necessary.
2. DIREC T O UTPUT
A grou nd com p ensated D IRECT ou tp u t is p rovid ed , fed from
the ou tp u t of the fad er bu ffer, w hich is therefore u naffected
by the p osition of the ROUTIN G sw itches or PAN control.
This p rovid es an id eal sou rce for external p rocessing u nits,
the ou tp u t of w hich m ay be brou ght back to the console
throu gh the STEREO sections or grou p RETURN S, or to
d irectly send to the tracks of a tap e m achine for m u ltitrack
record ing. This p rovid es as m any Tap e Send s as there are
m ixer channels, w ithou t u sing the grou p or m ix ou tp u ts.
IN PUT
Pa g e 10