Soundstream Technologies 405 - Manual (Page 5)

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Power LED Indicates amplifier power.
Subsonic I Hawkins Bass Control Switch
Select “SUB SONIC” to engage the
Sub Sonic filter at 13 Hz. Select “HAWKINS BASS CONTROL” to engage the
subwoofer channel’s high pass filter 45 Hz with variable “Q” for optimum bass.
Low Pass XOVER Switch (Subwoofer Channel) Select
for use with the internal
crossover, or “OUT,, for use with external crossover.
Subwoofer Channel Input Select Selectable inputs from internal (CH
or ex-
ternal (“SUB” local RCA inputs).
Mid-Bass/Midrange Select Selectable mid-bass or midrange frequency control in
3-way operation.
High Pass XOVER Switch (Channels
Select “IN” for use with the internal
crossover or “OUT” for use with external crossover.
High Pass XOVER Switch (Channels Select “IN” for use with the internal
crossover or “OUT” for use with external crossover.
Rear Fill
Switch (Channels Select “IN” to activate 6 dB/Octave
filter 7
Channels Input Select Selectable inputs from internal (CH or external
(CH local RCA inputs).
Inputs Right and left channel RCA inputs for channels
Input Level Channels
input level control.
High Pass Filter Control Adjustment (Channels crossover frequency con-
trol for the internal high pass filter.
Speaker Connection Terminal Speaker connections for Ch’s
Inputs Right and left channel RCA inputs for channels
Input Level Channels
input level control.
High Pass Filter Control Adjustment (Channels crossover frequency con-
trol for the internal high pass filter.
Filter Control Adjustment Channels 3-way high pass crossover fre-
quency control and channels 3-way low pass crossover frequency control.
Speaker Connection Terminal Speaker connections for Ch’s
Inputs Right and left channel RCA inputs for the subwoofer channel.
Input Level Subwoofer channels input level control.
Low Pass Filter Control Adjustment (Subwoofer Channel) crossover frequency
control for the internal low pass filter.
Hawkins Bass Control “Boost” Adjustment Varies from 0 to of boost when
the Hawkins Bass Control is engaged.
Speaker Connection Terminal Speaker connections for Subwoofer Channel.
REMOTE Remote turn-on input from the head unit. Accepts
GND Main ground connection. Bolt to a clean chassis point in the vehicle.
Connected to a fuse or circuit breaker, then to the battery’s positive terminal.
Main Fuse Main power supply fuse.
Stereo/Mono Switch (Channels
Select “MONO” for bridged mono output in 3
channel operation (use right RCA input only). Select “STEREO” for stereo output in
5 channel operation.
I Switch (Channels Select for 2-way internal crossover.
Select for 3-way (band pass) internal crossover.
Stereo/Mono Switch (Channels Select “MONO’ for bridged mono output in 3
channel operation (use right RCA input only). Select “STEREO” for stereo output in
5 channel operation.
Switch (Channels Select for 2-way internal crossover.
Select for 3-way (band pass) internal crossover.
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