Directed Electronics 1100d Car Amplifier User Manual


 
10
© 2002 Directed Electronics, Inc
TOP PANEL CONTROLS
GAIN FREQ
MIN 30HzMAX 250Hz
PHASE
BASSEQ SUBSONIC
OFF OFF
0
ON ON
180
FIGURE 4—AMPLIFIER CONTROLS TOP
1.
IInnppuutt GGaaiinn AAddjjuussttmmeenntt
- 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 AAddjjuussttmmeenntt
-
Adjusts the crossover point for the
on-board low-pass crossover.
3.
SSuubbssoonniicc FFrreeqquueennccyy SSwwiittcchh
- Sets
the cutoff point for subsonic
frequencies below 30Hz. Frequen-
cies below 30Hz will be attenuated
by 24db per octave.
4.
BBaassss EEQQ SSwwiittcchh
- Adds 8db of addi-
tional boost to the subwoofer
output when active.
5.
SSuubb PPhhaassee SSwwiittcchh
- 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