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© 2002 Directed Electronics, Inc
TOP PANEL CONTROLS
GAIN
FREQ
MIN
30Hz
MAX
250Hz
PHASE
BASS EQ
SUBSONIC
OFF
OFF
0
ON
ON
180
FIGURE 4—AMPLIFIER CONTROLS TOP
1. IInnppuutt GGaaiinn AAddjjuussttm
meenntt - Controls
the amplifier’s sensitivity and is
used to match the input level of the
amplifier to the output level of the
signal source.
2. CCrroossssoovveerr FFrreeqquueennccyy AAddjjuussttm
meenntt -
Adjusts the crossover point for the
on-board low-pass crossover.
3. SSuubbssoonniicc FFrreeqquueennccyy SSw
wiittcchh - Sets
the cutoff point for subsonic
frequencies at 30Hz. Frequencies
below 30Hz will be attenuated by
24db per octave.
4. BBaassss EEQQ SSw
wiittcchh - Adds 8 db of addi-
tional boost to the subwoofer
output when active.
5. SSuubb PPhhaassee SSw
wiittcchh - Changes the
phase of the subwoofer output by
180 degrees.
4
1
2
3
5
Control Panel Cover
The gain and filter controls are located
under a control panel cover on top of
the amplifier. The control panel cover
must be removed to gain access to the
gain and filter controls.
Remove/Install
Four Allen-head screws hold the control
panel cover to the amplifier top panel,
one at each corner. They can be
removed with the wrench supplied in
the hardware pack.
TOP PANEL FEATURES
