FEATURE OVERVIEW
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High Efficiency MOSFET Power Supplies
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Wire Free PC Board Layout
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Multi-standed Power Torroids
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Fully Varibale Electronic Crossover
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2 ohm Stable Stereo Operation
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4 Way Protection Circuitry
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Gold Plated Input and Output Connectors
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Soft Turn On/Off Circuitry
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Variable Bass Boost
(1)RCA INPUT
(4) HIGH PASS
This allows connection to any head unit that has a RCA outputs.
Set the crossover switch (3) to high pass and turn this control to
65Hz when using speaker's smaller than 6 x 9".
(2) LEVEL
NOTE : Failure to do so could result in speaker damage.
This allows level adjustment of the input signal. Use this control
to correctly match the head unit to the amplifier. To set this
(5) LOW PASS
control correctoly, turn the amplifier level to MIN and the head
Set the crossover switch (3) to low pass when a subwoofer is
unit to 3/4 volume, with the BASS and TREBLE on zero, then slowly
connected. Ensure th crossover frequency is set at 100Hz or below.
turn up the amplifier level control (2) towards the MAX end
NOTE : Failure to do so could result in speaker damage.
of the control. NOTE : If the sound becomes distorted, turn this
control down.
(6) BASS BOOST
This is a variable control to increase the bass boost at 45Hz,
(3) CROSSOVER SELECTOR
adjust to suit.
Set the apporpriate mode of operation. The 3 positions available
are FLAT, HIGH PASS and LOW PASS.
(7) POWER LED
(11) +12V
When illuminated the amplifier is turned on.
This must be connected directly to the vehicle batterie's
po) terminal via an inline fuse at the battery end.
(8) PROTECTION LED
NOTE : This is to be the last wire to hook up during installation
When illuminated it indicates a fault has occurred. Check installation.
as damage could result.
(9) GROUND
(12) FUSE
Connect directly to the vehicle's chassis.
Please ensure correct type of fuse if fitted, as specified in
NOTE : This is to be the first wire to hook up during installation
this manual.
as damage sould result.
(13) SPEAKERS
(10) REMOTE
See 4 Channel and 3/2 Channel installation illustrations for
This terminal is for turning the amplifier on and off. This requires a
correct speaker hookup.
requires a switched positive (+12V) to power "on" the amplifier, this
can be found on the rear of the head unit in the form of a electric
antenna output, or a remote on output. Of not available you can
wire to the ACC position on the key.
FEATURE OVERVIEW
4Channel Power Amplifier
TM300.4
