DB Research DB Drive WDX Mini 300.4 Manuale d'uso - Pagina 5

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2-2. WDX Multi-Channel Class D Amplifiers
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
GAIN ( 6V ~ 0.2V )
The gain control matches the voltage of the head unit's
RCA line-outs to WDX amplifiers' input section.
ADAPTIVE CROSSOVER TECHNOLOGY
CROSSOVER SELECTOR
Selectable @ HP-LP
Band pass function ready.
*Refer to section 2-3C for more details.
HIGH PASS FILTER
(20Hz - 5KHz @ 12dB/Oct) - 4 Channel
(40Hz - 300Hz @ 12dB/Oct) - 5 Channel
Controls the high pass point
for the speaker outputs.
LOW PASS FILTER
(50Hz - 5KHz @ 12dB/Oct) - 4 Channel
(40Hz - 300Hz @12dB/Oct) - 5 Channel
Controls the low pass x-over point for the
speaker outputs.
REMOTE LEVEL CONTROL PORT
This port is for connecting the remote gain
level control.
GND ( GROUND CONNECTION )
It is connected to the Negative or ground cables of
the Vehicle.
Refer to chart below for recommended gauge values.
POWER CONNECTION GAUGE SIZE
MODEL
GAUGE
WDX 100.4
4
WDX 200.4
4
WDX 300.4
4
WDX 5500.5
4
REM ( REMOTE )
Connected to switched +12V remote cable
from the head unit.
+12V ( POWER CONNECTION )
This must be connected to a fused positive terminal
( +12V ) of the battery.
Refer to chart above for recommended gauge values.
SPEAKER OUTPUTS
The minimum recomended speaker wire is 12 guage.
The minimum impedance is 2 ohm stereo or 4 ohm mono.
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.
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