Kenwood GE-9X User manual
GRAPHIC
EQUALIZER
hE-GR
INSTRUCTION
MANUAL
SKENWOOD
DEAR
AUDIO
FAN
The
purpose
of
this
manual
is
to
acquaint
you
with
ihe
operating
fealures
of
your
new
GE-9X
You
will
notice
that
in
every
detail
of
planning,
engineering,
styling,
operating
convenience,
and
adaptability,
we
have
sought
to
anticipate
your
needs
and
desires.
We
suggest
that
you
read
this
manua!
carefully.
Knowing
how
to
set
up
your
GE-9X
fo
ihe
best
advantage
wilf
enhance
your
listening
pleasure
right
from
the
start.
You
will
also
become
aware
of
the
ease
with
which
you
can
adiust
your
GE-8X
to
meet
your
special
requirements
CONTENTS
BEFORE
OPERATION
SYSTEM
CONNECTIONS..........
CONTROLS
AND
INDICATORS
..
OPERATING
INSTRUCTIONG......
eo
EFECTIVE
USE
OF
THE
MODEL
GE-SX
IN
CASE
OF
DIFFICULTY
SPECIFICATIONS........0...:ss0seees
~COMmoahwW
FOR
YOUR
RECORDS
Record
the
serial
number,
found
on
the
back
of
the
unit,
in
the
spaces
designated
on
the
warranty
card,
and
in
the
space
provided
below.
Refer
to
the
model
and
serial
numbers
whenever
you
call
upon
your
Kenwood
dealer
for
inforrnation
or
service
on
this
product.
Model
GE-9X
Serial
number.
UNPACKING
Unpack
the
unit
carefully
and
make
sure
that
all
ac-
cessories
end
cables
are
put
aside
so
they
will
not
be
lost.
Examine
the
unit
for
any
possibility
of
shipping
damage.
If
your
unit
is
damaged
or
fails
to
operate,
notify
your
dealer
immediately.
If
your
unit
was
shipped
to
you
directly,
notify
the
shipping
company
without
delay.
Only
the
consignee
(the
person
or
company
receiving
the
unit)
can
file
a
claim
against
the
carrier
for
shipping
damage.
We
recommend
that
you
retain
the
original
carton
and
packing
materials
for
use
should
you
transport
or
ship
the
unit
in
the
future,
WARNING:
TO
PREVENT
FIRE
OR
SHOCK
HAZARD,
DO
NOT
EXPOSE
THIS
APPLIANCE
TO
RAIN
OR
MOISTURE.
2
GFX
|
!
IMPORTANT!
i
i
U.S.A.
AND
CANADA
!
Units
shipped
to
the
U.S.A.
and
Canada
are
designed
for
operation
on
120
volts
AC
only.
These
units
are
not
equipped
with
an
AC
Voltage
Selector
switch
and
the
discussion
of
such
a
switch
that
follows
should
be
disregarded
1
H
ALL
OTHER
COUNTRIES
Unils
shipped
to
countries
other
than
the
U.S.A.
and
Canada
are
equipped
with
an
AC
Voltage
Selector
switch
on
the
rear
panel.
Refer
to
the
following
paragraph
for
the
proper
i
setting
of
this
switch.
ACG
VOLTAGE
SELECTION
This
unit
operates
on
110-120
volts
or
220-240
volts
AC.The
AC
Voltage
Selector
Switch
on
the
rear
panel
is
set
to
the
vollage
that
prevails
in
the
area
to
which
the
unit
is
shipped.
Before
connecting
the
power
cord
to
your
AC
outlet,
make
sure
that
the
setting
position
of
this
switch
matches
your
line
voltage.
If
not,
it
must
be
set
to
your
voltage
in
accor-
dance
with
the
following
direction
Note:
Our
warranty
does
rot
voltage
due
to
impr
1
cover
damage
caused
by
ex
AC
Voltage
Sel
sive
line
Switch.
110-120V~
4»
220-240V~
110-1
20V~
«m
220-240V~
_-:
Switch
lever
®
ER
esto
7)
6
This
shows
switch
~~
lever
is
locked
in
!
220-240V~posttion.
This
shows
switch
|
lever
is
locked
in
140-1
20Vposition.
Move
switch
fever
to
match
your
line
voltage
with
a
small
screw
driver
or
other
pointed
toot.
AC
VOLTAGE
SELECTOR
SWITCH
BEFORE
OPERATION
NOTES
ON
INSTALLATION
Do
not
place
Ihe
unit
in
a
place
which
direct
suntighl,
near
a
heating
appliance,
To
maintain
good
ventilation,
do
not
put
records
or
a
table-cloth
on
the
unit.
Place
the
unit
at
least
10
cm
away
from
the
walls
Choose
a
tocation
that
is
relatively
free
from
vibra-
tion
or
excessive
dust
SAFETY
PRECAUTIONS
Never
rernove
the
case.
If
the
internal
parts
are
touched,
accidently,
a
serious
electric
shock
might
oc-
cur
Never
touch
internal
parts,
lf
a
metal
object,
such
as
a
hair
pin
or
a
needie,
comes
into
contact
with
the
power
socket
on
the
rear
panel,
a
dangerous
electric
shock
may
result.
For
farnilies
with
children,
never
permit
children
to
put
anything,
especially
metal,
inside
this
unit
‘e
a®
Do
net
connect
olher
audio
equipment
with
a
power
consumption
farger
than
that
specified
to
the
AC
cultet
on
the
rear
panel.
Never
connect
other
electrical
appliances,
such
as an
iron
or
toaster
Never
connect
other
electrical
apptiances.
Touching
the
power
plug
when
your
hands
are
wet
may
result
in
a
serious
electric
shock.
Never
puil,
bend
or
extend
the
power
cord.
This
could
damage
the
power
cord,
resulting
in
a
broken
cord
or
short-circuit.
Sf
pa
$
Always
grasp
the
plug.
OX
IN
CASE
OF
ABNORMAL
SMELL
If
an
abnormal
smell
or
smoke
is
detected,
im-
mediately
turn
the
power
OFF
and
pull
out
the
power
cord.
Contact
your
dealer
or
nearest
Kenwood
Service
Station
CLEANING
Do
not
use
volatile
solvents
such
as
alcohol,
paint
thinner,
gasoline,
benzine,
etc.
to
clean
the
cabinet.
Use
a
silicone
cloth
or
a
clean
dry
cloth.
5
|
xetLee
Silicone
“Paynes
det
SE
Oxi)
3
SYSTEM
CONNECTIONS
TAPE
DECK
A
TAPE
DECK
B
TO
TAPE
REC
JACKS
\Sunswi
cHEo-7
MAX.
400%
TO
AC
OUTLET
or
Connecting
the
GE-3X
to
Your
Amplifier
or
Receiver
The
Model
GE-9X
is
designed
to
be
connected
in
your
system's
tape
monitoring
path.
Hf
your
amplifier
or
receiver
has
two
sels
(A
and
B)
of
TAPE
jacks,
the
GE-
9X
may
be
connected
te
either
set
of
jacks.
Using
shielded
audio
cables
with
phono-type
connector
plugs,
connect
the
GE-9X’s
LINE
IN
jacks
to
the
TAPE
REC
jacks
ot
your
arnplifier
or
receiver,
and
the
LINE
OUT
jacks
to
the
TAPE PLAY
jacks
of
your
equipment.
To
avoid
confusion,
connect
one
channe!
at
a
time.
Connecting
Tape
Deck
Model
GE-9X
has
two
sets
of
TAPE
jacks,
A
and
B,
which
may
he
used
lo
record
with
two
decks
at
a
time
or
to
dub
from
one
deck
to
the
other
Recording-path
connection
Connect
lhe
GE-9X’s
REC
jacks
to
the
LINE
IN
jacks
of
your
tape
deck,
taking
care
to
avoid
cross-
connection
between
the
lefl
and
right
channels.
4
Geax
or
i
foc
E
AMPLIFIER
;
I
'
\-e|
RECEIVER
Piayback-path
connection
Connect
the
GE-9X's
PLAY
jacks
to
the
LINE
OUT
jacks
of
your
tape
deck.
Note:
—
~
2s
2
When
this
unit
is
ted
to
an
amplitier
or
reveiver
equipped
with
&
REC
OUI
SELECTOR
switch,
it
should
be
noted
that
no
His
applied
to
Uns
unit
when
the
REC
OUT
SELECTOR.
switch
is
ieft
at
OF!
.
In
this
case,
set the
RLC
OUT
SELECTOR
switen
to
your
desired
source.
CONTROLS
AND
INDICATORS
yore
|
ST
eeexwone
eee
Doan
|
i
rc
@
POWER
switch
Used
to
ture
the
power
on
and
off
@
POWER
indicator
Lighls
to
show
that
the
power
is
supplied
to
the
unit
@
REC
indicator
Lights
when
the
REC
switch
is
set
to
ON
and
equatiza-
tian
operating,
€)
REVERSE
indicator
Lights
to
show
that
the
NOR.JREV
“REV.
switch
:s
set
16
@
NOR./REV.
switch
Depressing
this
swilch
reverses
the
response
set
with
the
slide
controls
The
next
time
it
is
depressed
restores
the
reversed
characteristics
frequency
@
ATT
—6
dB
switch
Used
to
attenuate
the
inpul
signal
by.6
dB.
Depress
lhis
switch
when
answering
a
leiephone
call
or
a
sud-
den
interruption
is
required
:
@
Slide
controls
Used
to
compensate
the
frequency
response.
Right
and
ieft
charinels
can
be
controlled
independently
Maximum
range
of
adjustment
1s
+
12
dB.
@
LOW
FREQUENCY
SPLITTER
switch
Selects
Ihe
low
cut
frequency,
16
and
32
Hz,
for
each
channel)
Set
to
the
32
Hz
setting
in
normal
use
and
change
to
the
16
Hz
setting
when
necessary
@
HIGH
FREQUENCY
SPLITTER
switch
Sets
the
high
cut
frequency,
12,
16,
or
2G
kHz,
for
each
channel.
Set
to
the
16
kHz
setting
in
normal
use
and
change
to
the
12
or
20
kHz
setling
when
required.
@®
REC
SELECTOR
switch
Seiects
the
source
signal
available
at
the
TAPE
A
and
B
jacks
SOURCE
switch
—
With
the
REC
switch
in
the
OFF
selling,
setting
this
switch
to
ON
permits
the
recor-
g
of
the
signal
fed
to
the
LINE
IN
jacks
of
this
unit.
Wilt
the
REC
switch
in
the
ON
setting,
setting
itch
to
ON
permits
recording
of
the
sens!
s
ed
with
the
INPUT
SELECTOR
switches
REC
AwB
~
Used
to
dub
from
tape
A
to
tape
3.
REC
B»
A
--
Used
to
dub
from
tape
B
to
tape
A,
@
iNPUT
SELECTOR
switches
Select
the
desired
source
signal.
LINE
switch
~~
Used
to
tisten
to
the
source
signal
of
the
amplifier
or
receiver
to
which
this
unit
is
con-
nected
TAPE
A.
Used
to
monitor
a
recording
in
progress
or
to
play
back
the
tape
on
the
tape
deck
connected
to
the
TAPE
A
jacks
TAPE
B
-
Used
to
monitor
a
recording
in
progress
or
to
playback
the
tape
on
the
tape
deck
connected
to
the
TAPE
B
jacks.
@
REC
switch
When
the
switch
is
pressed
so
that
the
REC
indicator
lights
with
the
SOURCE
switch
of
REC
SELECTOR
ed
with
the
INPUT
SELEC-
TOR
switches
is
present
at
the
REC
jacks
of
TAPE
A
and
TAPE
B.
®
EQUALIZER
{ON/DEFEAT)
switch
Delermines
whether
or
not
the
signal
selected
by
the
INPUT
SELECTOR
switches
is
given
equalization.
Set-
ting
this
switch
te
ON
lights
the
LED
indicators
in
the
slide
controls
GEaxu
&
OPERATING
INSTRUCTIONS
(A)
To
record
the
signal
selected
with
the
LINE
switch
and
listen
to
the
signal
after
equalization
Procedure:
1)
Set
the
LINE
switch
of
INPUT
SELECTOR
to
ON
2)Sei
the
EQUALIZER
swilch
so
that
the
LED
indicators
in
thi
ide
controls
light
31Set
the
REC
switch
so
that
the
REC
indicator
does
not
light.
A)
Set
the
SOURCE
switch
of
REC
SELECTOR
to
ON
5)
Operate
the
tape
deck
A
or
B
to
record
the
signal
(B
To
listen
to
a
source
signal
after
equalization
and
record
the
processed
signa!
on
tape
deck
A
or
B.
Procedure
1)
Set
the
REC
switch
so
that
the
REC
indicator
tights
2)
Repeat
steps
ti,
2)
,
4)
and
5)
in
procedure
(Ai
{C)
To
listen
to
a
source
signal
after
equalization
while
dubbing
from
tape
A
to
B.
Procedure:
1)
Repeat
stops
1)
and
2)
in
procedure
(A)
2)
Depress
the
REC
Aw
B
switch
of
REC
SELECTOR
to
ON
3)
Playback
tape
on
the
tape
deck
A
and
record
on
tape
B
(D
To
fisten
to
a
source
signal
after
equatization
while
dubbing
trom
tape
B
to
tape
A.
Procedure:
4)
Repeal
sleps
1)
and
2)
in
procedure
{A}
3s
the
REC
Be
A
switch
of
REC
SELECTOR
6
Ge
sxili
TAPE
DECK
B
TAPE
DECK
A
From
TAPE
REC
of
amp.
‘or
receiver
To
TAPE
PLAY
of
amp.
of
receiver
GE-9X
TAPE
DECK
B
To
TAPE
PLAY
of
ainp.
or
receiver
GE-9X
TAPE DECK
A
From
TAPE
REC
of
amp
or
receiver
To
TAPE PLAY
of
amp.
or
receiver
TAPE DECK
B
TAPE
DECK
A
From
TAPE
REC
of
amp.
To
TAPE PLAY
of
amp.
or
receiver
or
receiver
({E)
To
listen
to
tape
A
after
equalization
and
record
the
processed
signa!
on
tape
B.
Procedure:
1)
Depress
the
TAPE
A
swilch
of
INPUT
SELECTOR
to
ON
2}Press
the
EQUALIZER
switch
so
that
the
LED
indicators
in-the
slide
controls
light.
3)
Set
the
REC
switch
so
that
the
REC
indicator
lights
4)
Depress
the
SOURCE
switch
of
REC
SELECTOR
to
ON
5)
Playback
lape
A
and
record
on
tape
B.
{F)
To
listen
to
tape
B
after
equalization
and
record
processed
signal
on
tape
A
Procedure:
1)
Depress
the
TAPE
B
swilch
of
INPUT
SELECTOR
to
ON.
2)
Repeat
steps
2)
through
4)
in
the
procedure
(E}
3)
Playback
tape
B
ard
record
on
tape
A
{G)
To
listen
to
tape
A
after
equalizatian
and
record
the
source
signal
on
tape
B
Procedure:
1}
Depress
the
TAPE
A
switch
of
INPUT
SELECTOR
to
ON
2)Set
the
EQUALIZER
switch
so
that
the
LED
indicators
in
the
slide
controls
light
3)
Set
the
REC
switch
so
that
the
REC
indicator
does
not
light
4)
Depress
the
SOURCE
switch
of
REC
SELECTOR
to
ON
5)
Playback
the
tape
on
tape
deck
A
and
record
on
tape
deck
B
{H
To
listen
to
tape
B
after
equalization
and
record
the
source
signal
on
tape
A
Procedure:
1}
Depress
the
TAPE
B
of
INPUT
SELECTOR
switch
to
ON.
2)
Repeat
steps
2)
through
4)
in
procedure
(G}
3)
Playback
the
tape
on
tape
deck
B,
and
record
the
source
on
tape
deck
A.
TAPE
DECK
A
TAPE
DECK
B
row
From
TAPE
REC
of
amp.
or
receiver
To
TAPE
PLAY
of
amp.
or
receiver
yee
GE-9X
TAPE
DECK
A
TAPE
DECK
B
From
TAPE
REC
of
amp.
‘or
receiver
To
TAPE
PLAY
of
amp
or
receiver
GE-9X
TAPE
DECK
B
From
TAPE
REC.
of
amp
or
receiver
To
TAPE
PLAY
of
amp.
or
receiver
GE-8X
TAPE DECK
B
TAPE
DECK
A
From
TAPE
REC
of
amp.
or
receiver
To
TAPE
PLAY
of
amp.
or
receiver
Ge-oxiu)
7
{i}
Te
listen
to
the
source
signa!
without
equalization
and
record
the
signal
on
tape
A
and/or
tape
B
TAPE
DECK
A
Procedure:
41}
Depress
the
LINE
switch
of
INPUT
SELECTOR
to
ON
2)
Press
ihe
EQUALIZER’
switch
so
that
the
LED
indicators
in
the
slide
contro’s
do
not
light
3}
Press
the
REC
swilch
so
that
the
SEC
indicator
TAPE
DECK
B
From
TAPE
REC
does
nol
tight
of
aia.
To
TAPE PLAY
Aj
Depress
the
SOURCE
switch
of
REC
SELECIOR
or
receiver
of
amp.
or
recaiver
to
ON
—
5)
Put
the
tape
deck
A
and/or
B
is
ihe
recording
GE-3K
mode
EFECTIVE
USE
OF
THE
MODEL
GE-9X
{1}
Anot
very
spacious
room
with
solid
concrete
wails
—™
tends
to
have
atively
“‘live’’
acoustic
characteristics
with
its
low
freauency
onse
\e
often
unnaturally
emphasized.
tf
your
room
sutfers
[rom
this
kind
of
negalive
acoustic
effect,
reduce
the
slider
controls
between
32
Hz
and
250
Hz
o
until
a
‘flat’
low
frequency
response
is
obtained
6
Heres
(6/22He
Gate
(25H2
250HE
SOOKE
(KE
Bkbe
Ake
Bab
@AG/2OKHE
(2)
Hissing
noise
or
residual
noise
of
amplifier
or
receiver
may
be
produced
wher
playing
back
a
recorded
tape.
These
noise
components
are
in
the
range
of
high
frequency
over
2
kHz.
To
reduce
the
noises,
boost
the
stide
contrals
in
those
ranges
where
the
noise
occurs
to
give
the
recording
pre-
emphasis,
and
depress
the
NOR./REV.
swilch
to
ON
to
obtain
the
reversed
characteris
of
this
pre-emphasis
when
playing
back
U
recorded
tape.
As
described
abuve,
this
unit
can
work
as
a
noise
reduction
system
iBeSee
GAHe
20h
50H
SOOKE
Ihhe
aa
Skis
Bue
12/6/204H
|
Ba
8
6
4
°
2
4
6
8
{3}
Untike
floor-standing
or
large
book:
shelf
[
systems,
compact
ane
or
lwo
way
loudspeaker
i
systems
usually
have
limiled
low-
and
high-end
13
response.
To
campensate
for
this
iendency,
use
6
the
32
and
64
Hz
slider
controis
tor
the
low-end
4
response,
and
8
and
12/16/20
kHz
for
the
high-
é
end
response
on
a
trial-and-error
basis.
4
H
10
2
le/22ne
6aHy
(PSH
250He
SOOM:
ikH
2kM2
4kiz
Bkiw
12/16/20KH2
B
se-sxin
(4)
The
GE 9X
may
aiso
be
used
to
eliminale
annoying
tape
hiss
or
record
scratch
noise
generated
dui
playback.
For
this
use
the
8
and
12/16/20
slider
controls
(5)
Low
frequency
and
subsonic
noise,
such
as
hum,
(7
rurbie,
and
low
frequency
vibrations,
can
be
atfectively
suppressed
by
adjusting
the
16/32
Hz
and
64
Hz
slider
controls
When
you
wish
to
add
‘punch''
lo
your
music,
emphasize
low
and mid
frequency
bands
of
125,
250,
500
Hz
and
1
and
2
kHz
as
you
require
To
spotlight
the
vocal
out
of
its
orchestral
background,
increase
the
250
Hz,
50G
Hz,
1
kHz
or
2
kHz
slider
controls,
where
most
of
the
vocal
encray
is
concentrated.
BEBARVOND
1G
32H:
S4Hz
125H2
250Me SOOH:
Ike
2kHZ OkMZ
BKH
ie
12/16/20kH2
sonn
BSPOSNONEMOTH
/3QH2
64H
tse
250H2
SOOHS
1kHe
@kH2 4kMz
BiH
Iz
2/16/20KH2
$6
/32M2
G4Hz
[252
250H2
SOOM:
IkHz
2kHz
@kHe
BkH2
12/16/20kHz
sEox)
9
Approximate
frequency
ranges
for
musical
instruments
and
voice.
|
[Piano
an
iF
|
Pest
{_
PIPE
ORGAN
=
]
H
L_vIOLA
;
;
is]
7
ms
-
{
PE
viouin
VOICE,
[FEMALE
VOICE
ALE
VOICE,
Ter,
a2;
GaHe
125M,
250Hz
SOOHs
The
2kHz
kHz
BkHz
16k:
32
KHr
IN
CASE
OF
DIFFICULTY
If
your
unit
should
not
perform
as
expected,
can:
from
your
Kenwood
dealer
or
service
representative
the
table
below
to
see
if
the
problem
can
be
corrected
before
seeking
help
a
_
Cause
_
;
_____
Remedy
_
Power
AC
piug
connection
Che
AC
piug
connected
to
the
AC
outiet
turn
marked
SWITCHED"
on
the
rear
_
_
__panel
of
the
ampiifier
ov
receiver.
The
input
signal
fed
through
the
Either
the
TAPE
A
or
1APE
8
switch
_LINE
IN
jacks
is
not
output.
of
INPUT
SELECTOR
is
sett
ON.
Equalization
effect
not
obtained.
Input
and
output
connections
reversed.
Symptom
Power
not
turned
on.
AC
piug
connection
i
the
POWER
switch
of
the
output
correctly.
ch
of
the
ampl
receiver
is
not
sel
properly
iver
properly.
Indicators
{LEDs}
in
the
slide
controls
the
EQUALIZER
switch
so
that
the
10
Ge
sxin
SPECIFICATIONS
Equalizer
Section
Equalizer
Characteristics
Variable
Range
individual
Channel!
Adjust
+12
dB
500
Hz,
1
kHz,
2
kHz,
4
kHz,
8
kHz,
42
kHzi16 KHziZ6
Total
Harmonic
Distortion
.......
20
Hz
to
20
kHz,
all
controls
defeated
1
V~
Output
0.006%
4.V_
Output
at
1
kHz
0.003%
3
.V_
Output
at
1
kHz
0.003%
O
dB
(all
controls
defeated)
9
V
at
1
kHz,
0.01%
THD
.
10
Hz
to
30
kHz,
+0
dB,
—1
dB
+103
dB
at
1
V
Insertion
Loss
Maximum
Output
Voltage
Frequency
Response
.
Signa!
to
Noise
Ratio.
(IHF-A
Short-circuited)
115
dBat7V
Attenuator
(ATT)
—6
dB
Input
impedance..
50
kohms.
Output
Impedance
.
600
ohms
General
Power
Consumption
0.15
A(U.S.A.)/17
WiOthers)
Dimensions
W440
mm
(17-5/16")
H
109mm
=
¢
4-5/16")
D
315mm
=
(12-13/32")
Weight
(Net)
4.4kg
Note:
-
16
Hzi32
Hz,
64
Hz,
125
Hz,
250
Hz,
GEOXUI
TE
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