SoundCraft Audio Mixing Console Model Spirit Studio - Manual (Page 20)

The bargraphs may be calibrated by trimmers fitted on
the edge of the PCBs and accessed via holes in the
panel above each meter. Adjustments may be made
using a small screwdriver, taking care not to damage
Frequency Response Curves of the Equaliser
20.0
15.0
10.0
5.0
0.0
-5.0
-10.0
-15.0
-20.0
20 1k 10k 20k 100
dB
Frequency/Hz
LF Section
20.0
15.0
10.0
5.0
0.0
-5.0
-10.0
-15.0
-20.0
20 1k 10k 20k 100
dB
Frequency/Hz
HF Section
the trimmers.
32. AUXILIARY MASTER
Each of the Auxiliary Send busses is provided with a
rotary master level control and an AFL switch with indi-
cating LED which monitors the final output after the
fader.
33. AUXILIARY OUTPUT
The Auxiliary Send output is driven by a ground-com-
pensated amplifier to a standard 1 ⁄
4
" 3 pole ‘A’ gauge
jack socket.
34. STEREO EFFECTS RETURN
Four Stereo Effects Returns are provided on pairs of
1 ⁄
4
"
3 pole‘A’ gauge jack sockets, to allow external equip-
ment to be returned to the mixer and routed to the
stereo Mix or Groups, without using up valuable input
channels. A mono signal may be plugged into either
socket of each pair to be fed equally to left and right
busses. The Effects Returns are electronically bal-
anced.
35. TRIM
Each pair of Effects Returns has a centre-detented TRIM
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