THX subwoofers page 9
FIGURE 5 - WIRING ONE SUBWOOFER TO AN AMP
OR PREAMP WITH ONE SET OF PREAMP OUTPUTS
If your surround processor has only one PREAMP OUTPUT (and no SUBWOOFER OUT), and you
do not have an M&K High-Pass Filter or crossover, you must use a Y-connector to feed the amplifier
and subwoofer. See Figure 5 above. If you have a surround sound processor with a SUBWOOFER
OUTPUT jack, use it to feed the subwoofer. See Figure 3 on page 8.
Some surround processors/receivers/amps have very low output levels from their SUBWOOFER
OUTPUT jacks. If you do not get enough bass when using the SUBWOOFER OUTPUT jacks on a
non-THX processor, use that processor's PREAMP OUTPUT jacks instead. See Figure 5 above.
10391 Jefferson Blvd, Culver City, CA 90232 310/204-2854
MILLER & KREISEL SOUND CORPORATION
Made in U.S.A.
T
4 AMP
120 VAC 50/60 Hz
SLOW-BLOW
ATTENTION:
DEBRANCHER AVANT DE
REMPLACER LE FUSIBLE.
UTILIZER UN FUSIBLE
DE RECHANGE
DE MEME TYPE.
CAUTION:
DISCONNECT SUPPLY CORD
BEFORE CHANGING FUSE.
REPLACE FUSE ONLY
WITH SAME TYPE.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
AVIS:
RISQUE DE CHOC
ELECTRIQUE. NE PAS OUVRIR
.
Manufactured under license
from Lucasfilm Ltd.
Lucasfilm and THX are
registered trademarks
of Lucasfilm Ltd.
use one Y-connector
for each channel
to split the output
of the preamp
RIGHT
LEFT
PREAMP
MAIN OUT
POWER AMP
RIGHT
LEFT
MAIN IN
RIGHT
LEFT/MONO
INPUT
REFERENCE
80 Hz
24 dB/OCTAVE
THX
VARIABLE
+
PHASE
THX
LOW PASS
FILTER
+3 dB
+6 dB
BASS LEVEL
RIGHT
LEFT/MONO
INPUT
REFERENCE
80 Hz
24 dB/OCTAVE
THX
VARIABLE
+
PHASE
THX
LOW PASS
FILTER
+3 dB
+6 dB
BASS LEVEL
10391 Jefferson Blvd, Culver City, CA 90232 310/204-2854
MILLER & KREISEL SOUND CORPORATION
Made in U.S.A.
T
4 AMP
120 VAC 50/60 Hz
SLOW-BLOW
ATTENTION:
DEBRANCHER AVANT DE
REMPLACER LE FUSIBLE.
UTILIZER UN FUSIBLE
DE RECHANGE
DE MEME TYPE.
CAUTION:
DISCONNECT SUPPLY CORD
BEFORE CHANGING FUSE.
REPLACE FUSE ONLY
WITH SAME TYPE.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
AVIS:
RISQUE DE CHOC
ELECTRIQUE. NE PAS OUVRIR
.
Manufactured under license
from Lucasfilm Ltd.
Lucasfilm and THX are
registered trademarks
of Lucasfilm Ltd.
FIGURE 6 - WIRING TWO SUBWOOFERS TO AN AMP
OR PREAMP WITH ONE SET OF PREAMP OUTPUTS
use one Y-connector for
each channel to split the
output of the preamp
PREAMP
POWER AMP
RIGHT
LEFT
MAIN IN
RIGHT
LEFT
RIGHT
LEFT/MONO
INPUT
REFERENCE
80 Hz
24 dB/OCTAVE
THX
VARIABLE
+
PHASE
THX
LOW PASS
FILTER
+3 dB
+6 dB
BASS LEVEL
10391 Jefferson Blvd, Culver City, CA 90232 310/204-2854
MILLER & KREISEL SOUND CORPORATION
Made in U.S.A.
T
4 AMP
120 VAC 50/60 Hz
SLOW-BLOW
ATTENTION:
DEBRANCHER AVANT DE
REMPLACER LE FUSIBLE.
UTILIZER UN FUSIBLE
DE RECHANGE
DE MEME TYPE.
CAUTION:
DISCONNECT SUPPLY CORD
BEFORE CHANGING FUSE.
REPLACE FUSE ONLY
WITH SAME TYPE.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
AVIS:
RISQUE DE CHOC
ELECTRIQUE. NE PAS OUVRIR
.
Manufactured under license
from Lucasfilm Ltd.
Lucasfilm and THX are
registered trademarks
of Lucasfilm Ltd.