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match typical satellite speaker systems to enhance the over all
On behalf of everyone here at Earthquake Sound Corporation,
sound quality and performance of your system.
thank you for choosing the Couch Potato (model no. CP-8) by
Earthquake.
The slim enclosure design allows the user to place the CP-8
under the sofa, behind it or under the bed. Now you can have
The CP-8 is a self-powered subwoofer that allows the user to
massive bass while using unused space.
deliver massive fast bass into their seating position. By placing
the subwoofer close to you, the bass is faster, more powerful
Enjoy.
and it also carries massive sub harmonic vibrations with it.
With an integral high-power 300 Watts MAX amplifier, the CP-8
subwoofer provides for an RCA input, high level input with a
crossed high level output. CP-8 high output level is designed to
Dear Valued Customer,
POWER SWITCH (Off/AUTO/On) - Complete with light
indicator. When switched to “AUTO” mode, the CP-8 will
turn off after 15 minutes if no audio signal is detected.
PHASE SHIFT - 0 to 180° subwoofer phase shift switch.
VOLUME CONTROL - Manual adjustment of the
subwoofer’s sound level. Always start at MIN position
and slowly increase the volume to reach the desired
subwoofer sound level.
XOVER FILTER - This 12dB/Oct variable crossover filter
is designed to control the subwoofer’s cut off frequency
(range: 40Hz to 130Hz).
LINE OUT RCA - High pass filtered RCA output jacks with
left and right line output signals. The line out RCAs are
not functional when the line in signal is derived from a
sub-filtered output of an external processor.
LINE IN RCA - Input jacks to accept up to 2.3 Volts of audio
input signal (mono and stereo).
HIGH LEVEL OUTPUT - High pass filtered output
terminals designed to power up stereo satellite
speakers.
MAIN POWER FUSE - Always replace protection fuse
with one with similar value. An extra fuse is provided for
your convenience.
POWER INPUT SELECTOR - The CP-8 operates in 115V
or 230V environment. Simply slide the selector to the
required power input setting.
HIGH LEVEL INPUT - Clamp style input terminal accepts
high level audio input from main or front system
speakers (up to 10 Volts).
Let’s get familiar with Your Couch Potato (CP-8)
www.earthquakesound.com 2
CP-8 Installation Manual
Figure 1.
Key Connection and Controls
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PHASE
AUTO
POWER
HIGH LEVEL INPUT
VOLUME
CROSSOVER
OFF ON
0
O
180
O
120Hz
80Hz
LEFT
FUSE: 115V, T2A/250V
FUSE: 230V, T1A/250V
FUSE
LEFT RIGHT
RIGHT
HIGH LEVEL OUTPUT
P O W E R E D S U B W O O F E R
DIGITAL
P O W E R
Couch Potato
1 5 0 W A T T S
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