Alpine S-A60M Owner's Manual page 11

@
Crossover Frequency Adjustment Knob
(LP FILTER) (S-A60M/S-ASSV only)
Use this control to adjust the crossover
frequency between SO Hz to 400 Hz.
@
Bass EQ Adjustment Knob (S-A60M/ S-ASSV
only)
Add a SO Hz bass boost up to+ 12 dB to tune
your bass response.
®
Crossover Mode Selector Switch (S-A32F
only)
OFF HP LP
~
FILTER
OFF HP LP
LU
FILTER
OFF HP LP
FILTER
a) Set to the "OFF" position when the
amplifier will be used for driving
full range speakers or when using
an external electronic crossover.
The full frequency bandwidth will
be out put to the speakers with no
high or low frequency attenuation.
b) Set to the "HP" position when the
amplifier is used to drive a tweeter/
midrange system. The frequencies
below the crossover point will be
attenuated at 12 dB/octave.
NOTE:
• In this case the maximum Bass EQ
boost level is reduced.
c) Set to the "LP" position when the
amplifier is used to drive a
subwoofer. The frequencies above
the crossover point will be
attenuated at 12 dB/ octave.
®
Crossover Frequency Adjustment Knob
(S-A32F only)
Use this control to adjust the crossover
frequency between 50 Hz to 400 Hz.
0
Input Channel Selector Switch (CH-3/4)
(S-ASSV only)
INPUT
CHANNEL
CH-3/4
1/2 3/4
INPUT
CHANNEL
CH-3/4
1/2
3/ 4
10-EN
a) This switch setting is for selecting
either 2-channel or 4-channel input
mode. When set to "1 /2'; signal will
be copied from CH-1 / 2 and sent to
CH-3/ 4, eliminating the need for
Y-adapters.
b) Sett ing t his switch to"3/4"will keep
both inputs, CH-1/2 and CH-3/4
independent.
A 4-channel source is required for
this mode.
®
Crossover Frequency Adjustment Knob (HP
FILTER) (S-ASSV only)
Use this control to adjust the crossover
frequency between SO Hz to 400 Hz.
@
Input Channel Selector Switch (SUB) (S-ASSV
only)
SUB
~
1 +2+3+4 SUB
SUB
00
1+2+3+4 SUB
a) When this switch is placed in the
"1 +2+3+4" position, all the signals
are mixed and come out from the
subwoofer. This setting provides
sig nal to the subwoofer channel
when only 4 channel input is
available.
b) Setting this switch to "SUB" will
send the signal at the inputs of SUB
to su bwoofer of the 5-ASSV.