Filter
Top Products
10
© 2003 Directed Electronics, Inc
TOP PANEL CONTROLS
GAIN
GAIN
FREQ
FREQ
MIN 50HzMA X 500Hz
MIN 50HzMA X 500Hz
LPF
LPF
HPF
HPF
FLAT
FLAT
FLAT
BASSEQ
BASSEQ
OFF
OFF
ON
ON
REAR
FRONT
FIGURE 3—AMPLIFIER CONTROLS 600/4 TOP
4
1.
IInnppuutt GGaaiinn AAddjjuussttmmeenntt
- Controls
amplifier sensitivity and is used to
match the input level of the ampli-
fier to the output level of the signal
source.
2.
CCrroossssoovveerr SSeelleeccttiioonn SSwwiittcchh
-
Controls the type of filter for the on-
board active crossovers. FLAT does
not attenuate any frequencies and
is for full-range speaker systems.
HPF attenuates low frequencies and
is used for mid-range speakers and
tweeters. LPF attenuates high
frequencies and is typically used for
subwoofers.
3.
CCrroossssoovveerr FFrreeqquueennccyy AAddjjuussttmmeenntt
-
Adjusts the crossover point for the
on board active crossovers.
4.
BBaassss EEQQ SSwwiittcchh
- Adds an additional
8 db of boost to the speaker output
when on.
1
3
2
TOP PANEL FEATURES
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.