09
Functions & inputs
R
100Hz
700Hz
OFF
L
INPUT
LPF
HIGH INPUT
AUTOMATIC REMOTE
LEVEL
CH1 / CH2
BASS
BOOST
0
MAX.
0
10dB
CH3
L+R
L R
L R
2
3
1
4
5
25KHz
700Hz
Audio band
10Hz
25KHz
100Hz
Audio band
10Hz
Audio band
10Hz
25KHz
LED indicator
ON: Indicates that amplifier is on.
1- INPUT FOR SIGNALS L / R (HIGH LEVEL):
Signal connectors to be amplified. Connect them to the hi-level
output connections (WIRES) from CD / DVD player.
DS 800X3 has an audio recognition system which turn on the amplifier automatically.
In order to keep the amplifier ON, a minimum volume is required, around 2 to 5 (varying according to
song or CD player model). Notice that in case CD player is turned on with volume = 0, the amplifier won’t
turn on.
2 - INPUT L / R (RCA):
Inputs of signals to be amplified. Connect these signals to RCA outputs of Head Unit, using
good quality shielded cables to avoid noise interference.
In cause of absence of audio or turning CD player off, the amplifier will still remain on for around 30 seconds.
3 - LEVEL L / R:
It sets the amplifier input sensitivity, which allows an optimal adjustment to the output signals
levels of nearly all models of Head Units found in the market.
5 - CH3 L / R:
Setup for CH3 channel, which is resulting from the L and R summing:
4 - BASS BOOST:
Boost for bass levels in 50Hz, with variable gain up to 10 dB for CH3 channel.
Attention: Using this connector, the connection of the REMOTE cable is isn’t required.
SELECTOR POSITION - OFF
The CH3 channel amplifiers the whole audio range,
responding from 10Hz ~ 25KHz. This function is normally
used when there is an external crossover in the system.
SELECTOR POSITION - LPF 100Hz
The CH3 channel amplifiers only bass signal, the response is
limited to 100Hz (-12dB/8ª), an optimal frequency cutoff for
subwoofers.
SELECTOR POSITION - LPF 700Hz
The CH3 channel amplifiers the audio signals, the response
is limited to 700Hz(-12dB/8ª), for use with three way box
(Outside the vehicle).
Содержание DS 800X3
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