Autotek AT950 - At2000.1; At3000.1; 1-Channel Amplifier Applications

FULL RANGE
STEREO LINE INPUT
NOT USED
Y-ADAPTOR
Note: You can use the Radio/CD designated mono line output
or a full range stereo line output. For full range stereo line output,
you will need an optional “Y-Adaptor” as shown
PARALLEL MONO
SUBWOOFERS
2-OHMS EACH MINIMUM
GND REM +12V
POWER INPUT FUSE
SPEAKER OUTPUT
+ + - -
6
AT2000.1 / AT3000.1 / MONO AMPLIFIER APPLICATIONS
Basic application
SUBSONIC:15 Hz to 55 Hz
These sub bass amplifiers can be used in any of the bi-amplification systems
BASS EQ: 0 to +12dB
described in this manual, replacing the 2 channel amplifiers as per the
illustrations.
PHASE: 0 to 180 degrees
Interconnect cable checklist:
Connect the inputs to a suitable source, e.g. a head unit with good quality RCA
Level control checklist:
cables. Connect the LINE OUT to the inputs of the system highs amplifier.
Refer to the section “Setting up systems after installation for best performance”
Use at least #12 gauge speaker wiring. The amps have dual speaker terminals,
Minimum final loudspeaker impedance: 1-Ohm.
simplifying the hookup of multiple speakers
Crossover frequency control checklist:
LOW PASS: 35Hz to 250Hz
GND REM +12V
POWER INPUT FUSE
SPEAKER OUTPUT
+ + - -
OUTPUT INPUT
BASS SUB LOW
REMOTE
CONTROL
POWER
PROTECT
R R
L L
0dB 12dB 15Hz 55Hz 40Hz 150Hz 6V 0.2V
BOOST SONIC PASS LEVEL
REMOTE TURN-ON
CHASSIS GROUND
TO BATTERY +12 Volts VIA FUSE
DESIGNATED MONO
OUTPUT FROM HEAD UNIT
MONO
SUBWOOFER
utotek
a
0dB 18dB
ATR-1