Functional Instructions; Features And Operational Controls - Autotek A690RXA Benutzerhandbuch

FEATURES AND OPERATIONAL CONTROLS

O U T PU T
L EV EL
1
MIN.
L O W
P A S S
2
50 Hz
B A S S
B O O ST
3
0 dB
A 690 RXA
300 WATTS MAX.
The OUTPUT LEVEL controller allows you to adjust the volume to match the sound system with the head unit. Please avoid
1
any distortions while listening. If the enclosed bass remote (#8) is connected, the OUTPUT LEVEL controller is without function.
The LOW PASS controller (low pass filter) adjusts the cut-off point of the frequency range to above. The cut-off frequency is
2
continuously adjustable from 50 Hz to 150 Hz.
The BASS BOOST controller allows to enhance the bass continuously from 0dB to +12dB at 45 Hz.
3
The PHASE SHIFT switch allows to switch the phase from 0° to 180°. Hence, you are able to adjust the subwoofer perfect to
4
the vehicle's acustics.
The INPUT LEVEL switch determines the type of input signal. If you want to operate the sound system with a linear preamplifier
5
signal (low level), the switch must be in position LOW. If you want to operate the sound system with the speaker outputs of the
head unit (high level), the switch must be in position HIGH. Please refer to the instructions under #9.
12

FUNCTIONAL INSTRUCTIONS

4 5
PH ASE I NP U T AU TO
SH IF T LE VE L TU RN O N
0° LOW REM
DC OFFSET
180° HIGH AUTO
MAX.
R E MOT E
POWER
PROTECT
150 Hz
AUDIO
INPUT
POWER
INPUT
12 dB
7 8
6
9
FUSE