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18
SYSTEM DIAGRAM
FOUR
Tweeter
eject
VOLUME
BASS
TREBLE
RIGHT
LEFT
BALANCE
TRACK
REVERSE
FOWARD
1
2
3
4
8
7
6
5
PPI
MAR
KET
ING
DPT
Trk 1
PAR-245
Preamp/Equalizer
FRX-456
Crossover
Subwoofer
Subwoofer
Mid Range
Mid Range
Tweeter
PSC-221
Phase Shift Control
High Pass Frequencies
Mid Range Frequencies
Low Pass Frequencies
Prec
ision
Pow
er
PSC
-221
Mad
e in
US
A
Pow
er
Pha
se S
hift C
ontr
ol
Left
Pha
se
o
-ø
Righ
t Pha
se
o
-ø
Pre
cis
ion
Po
we
r
Inpu
t
Gro
und
Rem
ote
Pow
er
L
R
in •
Non-i
nverte
d /
Acti
ve
out •
Invert
ed /
ByP
ass
L
By
Pas
s
L
Inv
ert
R
By
Pas
s
R
Inv
ert
600
100
220
600
100
220
Volu
me
Fader
Defea
t
Sub
Low
Low-M
id
High-M
id
Treble
PAR
-245
Powe
r
In-Clip
+
+
+
+
+
R
F
Precision
Power
PAR-245
Made in U
SA
Power
LED Sele
ct
Input
Output
Output
Rear
Front
R
L
Input S
ensitivit
y
1
3
2
4
Sub
Low
Low-Mid
Treble
Frequen
cy Adjus
t
High-Mid
R
L
R
L
Pre
cis
ion
Po
we
r
fron
t
Gro
und
Rem
ote
Pow
er
comb
ined
inputs
• in
Inpu
ts
L
R
rear
L
R
Prec
ision
Pow
er
FRX
-456
Mad
e in
USA
Pow
er
Four
/Five
/Six W
ay E
lectr
onic
Cros
sove
r
Sub S
onic
46
25
10
7
16
Low P
ass
264
118
36
22
70
Mid B
ass
492
272
92
56
172
Mid R
ange
1.77K
344
112
80
192
Mid R
ange
1.77K
344
112
80
192
Twee
ter
7.4K
752
152
80
344
Twee
ter
7.4K
752
152
80
344
Low P
ass G
ain
_
+
∞
+10
Rear
Fill Le
vel
_
+
Subw
oofer
Front
Rear
Source Unit
POWER
CLASS
™
Amplifier
Crossover off
POWER
CLASS
™
Amplifier
Crossover off
POWER
CLASS
™
Amplifier
Crossover off
PMQ-210
Ten Band Parametric EQ
Q
4
1.5
Q
4
1.5
Q
4
1.5
Q
4
1.5
Q
4
1.5
Q
4
1.5
Q
4
1.5
Q
4
1.5
Q
4
1.5
Q
4
1.5
PMQ
-210
9.37K
Hz-1
5.75K
Hz
H
L
4KH
z-9.3
7KH
z
H
L
1.95K
Hz-4
.5Kh
z
H
L
940H
z-1.2
5KH
z
H
L
330H
z-1K
Hz
H
L
160H
z-550
Hz
H
L
80Hz
-260
Hz
H
L
40Hz
-130
Hz
H
L
20Hz
-70H
z
H
L
14KH
z-23.
37KH
z
H
L
Pow
er
Pre
cisi
on
Pow
er
L
R
R
L
Mad
e in
US
A
10 B
and
Par
ame
tric
Equ
aliz
er
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Cut /
Boo
st
+12d
b
-12d
b
Def
eat
EQ
Gro
und
Re
mo
te
Pow
er
Inpu
t
Outp
ut
stereo
•out
mono
•in
attenu
ation
-12dB
in
Pre
cis
ion
Po
we
r