Specifications

6
PS Amp Controls & Features
Front Panel
No
te
: All fro
n
t p
a
n
e
l con
tro
ls a
nd
fe
a
tu
re
s a
re
th
e
sa
me
fo
r th
e
PS 1
0
0
0
a
n
d
th
e
PS 4
00
.
1
. 1
/4
” Pho
no
Plu
g in
p
ut –
Co
n
n
e
ct yo
ur in
stru
me
n
t’s ca
b
le
ja
ck h
e
re.
2
. Passive
/Active
Se
le
ctor – Desig
n
e
d to
ma
tch
th
e p
re
a
mp
lifie
r to
yo
u
r
in
stru
me
n
t. Ge
n
e
ra
lly, if yo
u
r in
stru
me
n
t u
ses a
n
y type
o
f b
atte
ry, it is a
ctive a
nd
it will wo
rk be
st if you
se
lect the
Active
p
o
sitio
n o
n
th
e PS a
mp
lifie
r.
3
. Pe
a
k L
ED
–
Glo
ws g
ree
n
an
d
fla
sh
e
s p
e
rio
d
ica
lly re
d
to
in
d
ica
te
wh
e
n
th
e
pre
a
mp
is p
rope
rly a
djuste
d
or glo
ws ste
a
d
ily re
d
to in
dicate that th
e pre
amp
is
o
ve
rd
rive
n
and clip
ping
. If th
is occurs, tu
rn
the ga
in
co
n
tro
l d
own (se
e
be
lo
w).
4
. Pre Amp
Gain
Knob – Ad
ju
sts th
e in
pu
t sig
n
a
l to th
e
a
ppro
p
riate
le
vel.
5
. Ba
ss Contro
l – Ad
ju
sts the a
mou
nt o
f lo
w frequ
en
cy.
6
. Midra
n
g
e Co
ntrol –
Ad
ju
sts th
e
a
mou
n
t of mid
ra
n
g
e
freq
uen
cy.
7. Tre
b
le
Contro
l – Ad
justs the
a
mount o
f high freq
u
en
cy.
8
. Treble
Sh
ift Selecto
r –
This fe
a
tu
re
“sh
ifts” the
Q p
oint from 3KHz to
6
KHz.
9. Mid Cut Selector – Engages the “Mid Cut” circuit.
10.
M
i
d
Cut
Cont
r
ol
LED
– Glows red when Mid Cut control is engaged.
11.
Mid Cut
Control –
Det
ermines the amount of mids to be cut.
12.
Mut
e
– Mut
es
the ent
i
re amplifier.
13.
Mut
e LED
–
Glows r
ed when the Mute is engaged.
14.
Master
–
M
aster
vol
ume.
15.
Power
–
T
ur
ns
the uni
t on or off.
16.
Power
LED – G
l
ows
green when the Power is on.
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