Read JBL PSW-D112 (serv.man3) User Guide / Operation Manual online
– 5 –
4) If your receiver/ampli-
fier has preamp output
jacks and main input
jacks for the left, center
and right channels, or
left and right channels
only, or you have a
separate preamp/
processor and
power amplifier.
jacks and main input
jacks for the left, center
and right channels, or
left and right channels
only, or you have a
separate preamp/
processor and
power amplifier.
This method of hookup can
offer the highest level of
performance for your
complete loudspeaker system.
The PSW-D112 and PSW-D115
incorporate a variable high-
pass crossover in addition to
offer the highest level of
performance for your
complete loudspeaker system.
The PSW-D112 and PSW-D115
incorporate a variable high-
pass crossover in addition to
a variable low-pass crossover.
When hooked up as shown
above, the subwoofer will
limit the low-frequency infor-
mation that is returned to
your receiver/amplifier. Your
receiver/amplifier does
not need to waste valuable
power reproducing the low
frequencies. In addition,
since no low-frequency
information is being sent
to your main loudspeakers,
they are able to reproduce
mid and high frequencies
with greater clarity.
When hooked up as shown
above, the subwoofer will
limit the low-frequency infor-
mation that is returned to
your receiver/amplifier. Your
receiver/amplifier does
not need to waste valuable
power reproducing the low
frequencies. In addition,
since no low-frequency
information is being sent
to your main loudspeakers,
they are able to reproduce
mid and high frequencies
with greater clarity.
RECEIVER/AMPLIFIER
MAIN SPEAKER OUTPUT
LEFT
CENTER
RIGHT
RIGHT
+ –
RIGHT
LOUDSPEAKER
LEFT
+ – – +
– +
LEFT
LOUDSPEAKER
PRE
OUT
OUT
MAIN
IN
Phase
0
180
+
+
+
+
+
+
High
Pass
60
180
120
90
150
Low
Pass
60
180
120
90
150
Off
On
Power
Direct
L
I
N
E
O
U
U
T
L
I
N
E
I
N
L
C
R
L
C
R
SPKR In
L
C
R
SPKR Out
PSW-D112/115 9/11/98 11:44 AM Page 5
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