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RUBlCON404
Front View
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Bottom View
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KEY TO CALLOUTS
Power LEO
-
Indicates amplifier power, either in High Power or Auto High
CWWt.
Subsonic
/
Hawkins Bass Control Switch
-
“SUB SONIC” to engage
the Sub Sonic filter at 13 Hz.
‘“Hawkins Bass Control” to engage the high
pass filter
@
45 Hz with variable boost (Q) for optimum bass for any chan-
nel in Low Pass.
XOVER Switch
-
(Channels
l&2)
Select “L.P.” for use with the internal low
pass filter, “IN” for use with the internal high pass filter, or “OUT” for use
with external crossover.
Channels
3&4
INPUT SELECT
-
Selectable inputs from internal (from
channels
l&2)
or external (from channels 3&4 local RCA inputs).
XOVER Switch
-
(Channels 3&4) Select “L.P.” for use with the internal low
pass filter, “H.P.” for use with the internal high pass filter, or “OUT” for use
with external crossover.
Inputs
-
Right and left channel RCA inputs for channels 3&4.
Input LEVEL
-
Channels 3&4 independent left and right input level control.
High Pass Control Adjustment
-
(Channels 3&4) crossover frequency
control for the internal high pass filter.
Speaker Connection Terminal
-
Speaker connections for Ch’s 3&4.
Inputs
-
Right and left channel RCA inputs for channels
l&2.
Input LEVEL
-
Channels
l&2
independent left and right input level control.
High Pass Control Adjustment
-
(Channels
l&2)
crossover frequency
control for the internal high pass filter.
Low Pass Control Adjustment
-
Crossover frequency control for the
internal low pass filter.
Applies to any channel with the low pass filter
engaged.
Hawkins Bass Control “Boost” Adjustment
-
Varies from 0 to
+9
dB
of
boost when the Hawkins Bass Control is engaged. Note: Applies to any
channel with the low pass filter engaged.
LINE OUTPUTS
-
Full range outputs to external amplifier. Note: Signal is
driven from channel
l&2
inputs.
Speaker Connection Terminal
-
Speaker connections for Ch’s
l&2.
REMOTE
-
Remote turn-on input from the head unit. Accepts
+12V.
GND
-
Main ground connection.
Bolt to a clean chassis point in the
vehicle.
+12V
- Connected to a fuse or circuit breaker, then to the battery’s positive
terminal
Main Fuse
-
Main power supply fuses.
Stereo/Mono Switch
-
(Channels
l&2)
Select “MONO” for bridged mono
output (use right RCA input only). Select “STEREO” for stereo output.
Stereo/Mono Switch
-
(Channels 3&4) Select “MONO” for bridged mono
output (use right RCA input only). Select “STEREO” for stereo output.