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Equalizer/Spectrum Analyzer
Features and Operation
This sophisticated graphic equalizer/spectrum
analyzer provides a range of tonal adjustments
far beyond the capabilities of
conventional tone
controls. Because altering frequency response
for better sound
quality requires that you pay
very
close attention
to
what
you
are
hearing,
it
is
strongly recommended that the equalizer be
manually
adjusted
only
when
the
car
is
stationary.
Similarly,
because
the
spectrum
analyzer
enables
you to see the
frequency
band
components
and
sound levels of
the
music
you
are
listening
to
,
it
could prove distracting
on
the
road
and
should not
be
used
while driving.
However,
you
can
easily
and
safely summon
up
any
of
four preferred frequency band equalizer
settings simply by tapping the programmed
memory preset switches.
As
shown above, your equalizer
has
been
set
at
the
factory to enhance four types
of
music.
You
may
keep these settings
or
store new ones
to
suit your listening taste.
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_.E~qualizer
Featuresand Operation (Optional) 27
CJ
JAZZ
[J
CLASSICAL
~
VOICE
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ROCK
Equalizer Memory
This equalizer
is
capable
of
storing
up
to four
separate
settings
in its
memory.
Use the
frequency band
control switches to make your
equalizer adjustment.
As
an
example, suppose
you
want to decrease
the
treble content of the music (at 10kHz) to
reduce tape hiss. Deemphasize this frequency
by depressing the
lower portion of the 10kHz
frequency band 'control switch. Release the
switch when you
think
you"ve reduced this
frequency
far
enough.
Conversely,
to
emphasize
the
selected
frequency
band,
depress the upper half of the frequency band
control switch.
Repeat this procedure with each frequency band
that needs adjusting. Then, if
you
wish
to
enter
your settings
in
memory, simply press
and
hold
an
appropriate memory preset (1-4) until the
indicator
light above the switch flashes, then
release the switch. The displayed equalizer
curve
is
now stored
in
that memory location.
60 Hz Frequency Band
Controls the extreme low frequencies.
Can
be
used
to
counter
the
masking effect
of
road
noise,
etc.
125Hz
Frequency Band
Controls the low frequencies. Boosting this
frequency range emphasizes the sound of bass
drums, etc. Cutting
t~is
frequency range can
help
to
alleviate muffled speaker sound.
250 Hz Frequency Band
Controls the medium-low frequencies. Rhythm
section instruments (drums, bass, etc.) are
centered around this frequency range.