GAIN ( 6V ~ 0.2V )
The gain control matches the voltage of the head unit's
RCA line-outs to WDX amplifiers’ input section.
SUBSONIC FILTER ( 10Hz ~ 40Hz @ 12dB/Oct )
Controls the high Pass filter for the subwoofer outputs
to eliminate extreme low frequencies that can damage
your subwoofers.
REMOTE LEVEL CONTROL PORT
This port is for connecting remote gain level control.
+12V ( POWER CONNECTION )
This must be connected to the fuse positive terminal
( +12V ) of the battery.
*
Refer to chart below for recommended gauge values.
GND ( GROUND CONNECTION )
POWER CONNECTION GAUGE SIZE
It is connected to the Negative or ground cables of
the Vehicle.
*Refer to chart below for recommended gauge values.
REM ( REMOTE )
It is connected to sw12V with a trigger cable
coming from the head unit
SPEAKER OUTPUTS
It connects amplifier’s terminals to subwoofer speakers.
Minimum speaker wire is 12 guage.
Minimum impedance is 1 ohm for single unit.
Linked connection’s minimum impedance is 2 ohm.
2. WDX AMPLIFIER’S CONTROL & CONNECTION.
3
FUSES
WDX amplifiers require external fuses. Protect the amplifiers
power supply from any shorts by externally fusing your
amplifier. Any use of overvalued fuses will
void all warranty.
*Refer to page 6 for recommended fuse values.
2-1. WDX Digital Monoblock
Class D Amplifiers
ADAPTIVE CROSSOVER TECHNOLOGY
LOW PASS FILTER
( 40Hz ~ 300Hz @ 12dB/Oct )
Controls the low pass filter for the
speaker outputs.
AUDIO PROTECTION CIRCUIT
POWER & PROTECTION INDICATOR
Power LED - GREEN-lit shows
normal operation
Protect LED - RED-lit shows general
malfunction, faulty connection or
thermal protection
SIGNAL EVALUATION STATUS
INDICATOR.
RED-lit LED shows clipping peaks of
audio signal
WDX 1000.1
MODEL
GAUGE
4
4
4
4
WDX 1500.1
WDX 2000.1
0
WDX 4000.1
WDX 3000.1
BASS EQUALIZER (0-9dB @45Hz)
The Bass EQ allows you to boost the low-end
frequencies centered around 45Hz. This is helpful for
tuning your enclosure to your vehicle. The setting will
vary according to gain setting, enclosure and
vehicle type
.
