12
FEATURES
1. Slide
co
ntrols with LED
indicators
The 7 slide
controls
for
frequency
adju$lment each
contain
a LED
indicato
r, wtlich makes for easv
adjustment
and
leU
the
U5el'"
cheek
the
settings
at
,glance.
2. Defeat switch
By
pressing
the
defeat
switch, flat response
can
be
restored
instantly,
regardless
of
tna
slide
control
linings.
Wnen
thl
switch
is
set
to
"defeat"
linl,
tne
LED indicators
on
the
slide
controls
go
out.
OPERATING PRECAUTIONS
1.
Protect
the
unit
from
moislure,
high
ambilnt
tempe
r
atu
re
and
humidity.
Take
sufficient
care
when cleaning
the
in·
terior
of
the
car
and
provide
adequatl
ventilation.
2.
For
reasons
of
traffic safety,
the
unit
shou
ld
beit
be
operated
while
the
car
is
stationary
. Volume levels while driving
should be set
so
as
not
to
mask el(terior $Ounds.
3.
Wipe
the
unit
with a
so
h,
dry
cloth
for cleaning. In cases
of
servere
contaminat
i
on,
use
some
cleaning
alcohol.
Never
use
benzine
,
sol'llnU
or
the
like.
•
Slide
controls
for
60
Hz,
125
Hz, 250 Hz,
500
Hz, 1 kHz,
3 kHz.
10
kHz
By
operating
these 7
controls,
any
desired
frequlncy
balance
can
be
created.
Center
frequenci"
for
adjustment
arl
60
Hz,
125
Hz,
250
Hz,.
500
Hz, 1 kHz, 3 kHz
and
10kHz.
Sliding
the
contrOl
to
wards
(+1
emphasizes
the
respective
frequency
band,
and
sliding it
towards
I- I
anenuates
it.
Adjustment
range for emphasis
and
attinuation
is
.t
12
dB. When
the
equalizer
circuit
is
active,
the
LED
indicator
of
eac:h
contr
ol
lights
up.
60
Hz frequenc:y b
.nd
Controls
the
IIII:Ulme
low frequencies.
Can
be
used
to
counter
Ihe mIIsking eH!'Ct
of
road
noise,
etc.
125
Hz
frequency
Mnd
Controh
the
low
frequene
;" .
Boosting this
frequency
range
emphasizes
the
sound
of
bass
drums,
etc
.
Cutting
this
frequency
range
can
help
to
alleviate muffl
ed
S4)eake.
sound.
250
Hz frequenc:y
bend
Controls
Ihe
medium·low
frequencies.
Rhythm
sectio
n in
struments
(drums, bass, etc
.1
are
centered
.round
this
frequency
ral'lgl
.
500
Hz
f,-.qulncy
b
and
Controls
Ihe
lower mid-range frequencies.
The
main
so
un
d energy
01
most
i"5t
rumen"
and
human
YOiCH
is
centered around this frequency r,nge.
1
kHz
frequency band
Controls the
mid-range freQuencies (above 500 Hz).
3
kHz
frM!utncy
band
Controls the upper
mid
-
range
frequencies. The humen ear
is
most
sensitive in this range. El(cessive
boos
t
can
therefore
lend
a
stringent
qual
itv
to
the
rou
nd
. .
,0
kHz
frequ
e
ncy
b
ind
ContrOls
the
nigh
frequ
encies. Can be used
to
attenuate
tape hiss,
etc
.
•
Defat
switch
Depressing
this
switch
insUintiy restores fl
at
fr
equency
response, regardless
of
the
settings
of
tne
7
frequency
con·
trois. When this switch
is
pushed,
the
equalizer circuits
are
bypau.ed
and
the
LED indiCllton in
the
slide control$
go
out.