Pioneer QX-8000-A Owners manual
A.CHANNEL
RECEIVER
ffiffiffiru
R
FEATURES
ACOUSTICAL
FIELD REPRODUCTION
4.CHANNEL STEREO
The amplifier section
having
tion,
channel source
CHOICE
The
matrix
recording
MATRIX
OX-8000A
realistic
is
NEL
Use of
excellent
providing
OF MATRIX
the
and
FM
or
4-channel
CIRCU
STEREO
the internal
for 4-channel
(recorded
dinary 2-channel
that normally
ALSO
STEREO
you
lf
only
OX-8000A as a
other two
the
PERMITS
obtainable.
WORKS AS STANDARD
RECEIVER
have one
speakers
4-CHANNEL
RECORDING
you
lf
go
ever, if
4-channel
There are
already
for recording and
on
fully the discrete
use
FULLY
ILIARY
rear left-right balance,
you
it
using
plan
you
pre-recorded
EOUIPPED
CONTROLS
three balance
complete
Also, separate
provided-important
channels
channel
in
loudness switch,
switch, 300Q and
are
tape recordings.
operation" indicator
a 4-position channel
consists
frequency
offers a choice
matrix.
SO
broadcast
reproduction.
IT FOR OR
matrix circuit
stereo
pair
regular
at a
own a 2-channel
to buy
4-channel
tapes
control
headphones
stereo
high and
(coaxial)
75O
mode selector.
four separate channets
of
response and very
discrete reproduction
tape).
DECODER
of two decoders;
The source
of a matrix
may
recording.
DINARY
over and
now,
receiver
tape
recorder,
tape
4-channel
the effect
2-CHANNEL
you
deck,
before.
as
playing
enhances
source material,
of speakers
2-channel
a 4-channel
stereo
later date.
2-CHANNEL
OR
stereo
playback
capabilities,
with true
WITH 4-CHANNEL
AND
controls:
and
over the
Other
lamps,
INPUTS
front left-right
front-rear balance.
4-channel sou
for the
when monitoring
low
features
program
filter
FM
include
indicator
switches,
antenna
front and
terminals,
FROM
distor-
low
of
regular
the
matrix
be a
The
2-CHAN-
of or-
above
use
can
and
TAPE
you
you
sound.
AUX-
balance,
These
nd
"speakers
lamps,
FM
muting
a
result
the
add
can
How-
can
back
give
f
ield.
rear
and
VERSATILE
TAPE-TO-TAPE
DUPLICATING
FACILITIES
possible
Normal
well
4-
FET-EOUIPPED
The
improve
employs
numerous
tuner's
works
excellent
linear
zerol
2-channel
4-channel
as
FM
tuner
selectivity
one
transistors, ceramic
sensitivity and selectivity.
according
channel
FM
dial
tuning meters.
BUILT-IN
Sensitive
not
and
required in most cases.
tape-to-tape
tape-to-tape
FM TUNER
is equipped
and sensitivity.
hybrid and
to the time
separation.
and the double
FERRITE BAR
AM
highly directional.
LOW-DISTORTION,
dubbing
duplicating.
with an
one monolithic
filters, etc.,
switching
Tuning is made
(signal
An
HIGH-POWER
is
FET
in its
Also,
and
FM MPX decoder
The
system
strength
ANTENNA
outdoor AM
AUDIO
too, as
front end
the lF stage
lC, replacing
the
raising
boasts
and
the
by
easy
center
and
antenna
AM-
to
is
PLIFIER
equalization
tone controls
Both
generous
a
quency
a
is
construction.
ALL
Cabinet
Pioneer
square
control
color styling.
4-
amount
response
quasi-complementary
NEW
and control
"4-channel"
tuning dial, a modernistic
panel,
and
of negative
accuracy and
design, a tried-and-true
''4-CHANNEL''
panels
are visual
concept,
famous
the
and
amplifier
feedback
flatness.
The
EXTERIOR
symbolizations
with a
and
silver-black-wood
operate
for
improved
power
recessed,
logically
with
f
amplifier
circuit
DESIGN
of the
framed,
arranged
Pioneer
re-
PION ETI
COMPOSITION
To compose
a solid
four
speaker
Fig.
1.
If
electronic
SF-500 or
multi-amplifier
an ideal
4-channel
state AM/FM
systems,
crossover
SF-700) is installed
system can be
OF
stereo receiver,
tape decks, turntables, etc.
network
PERFORMANCE
4-CHANNEL
With
a 4-channel
installed,
playback
4.CHANNEL
NE L
SOURCE
The self-contained
tion from
The mode
STE REO
the
QX-8000A
programs
of
REPRODUCTION FROM MATRIX
matrix
4-channel records or FM
switch has
matrix reproduction,
of
these forms.
PER
stereo
tape
can
recorded
matrix circuit
positions
allowing reproduction
A 4.CHANNEL
stereo system,
can be combined
(separately
as shown in
set up.
OF
FORMANCE
OX-8OOOA
deck or
provide
on
tape.
permits
for
regular matrix
the
QX-8000A,
as shown
available Pioneer
Fig.
cartridge
discrete
a
4-channel reproduc-
tape
stereo broadcasts.
to take
with
2,
e 2-way
player
4-channel
4-CHAN-
and
either
STEREO SYSTEM
in
STEREO
HEAD-
PHONES
SPEAKER
rAPE DEcK
SQ
SYSTEMS
,ii?'JJ?$E-
Fig.
1
MATRIX
SOURCE
A 2-channel
reproduced
circuit. In this
nary
z-CHANNEL
REPRODUCTION
signal
in
4-channel form
case,
2-channel
stereo reproduction.
STEREO PER
from
the result
Conventional 2-channel
vided
through
front;
A
Ieft-side
2-way
electronic
an arruutgement
speaker system
multi-amplifier
crossover
network (see
FROM
record
a
FORMANCE
stereo
or
and
system
2-CHANNEL
of FM
via
the regular or
is an improvement
performance
two
right-side
can
be
Fig.
broadcast
can
speaker systems
speaker
set
up by installing
2).
STEREO
can
SQ
matrix
over
be
in the
system.
be
ordi-
pro-
an
ox-8000A
ELECTRONIC
CROSSOVER
NETWORK
(SF-7O0
or
SF-5OO)
Highrange
Lowrange
SPEAKER
SYSTEMS
High-
ra
nge
Lowrange
Fis.2
LINE
VOLTAGE
AND FUSE
The
QX-8000A
ates only on
line
voltages; 110V, 120V, 130V, 22OV and
your
If
per
CHANGING LINE
QX-8000A
line voltage by following the
To remove the fuse, tum the fuse
voltage selector in the direction indicated
remove the fuse
that the
proper
cut in the
selector
fuse is
3-ampere
rating of the fuse is correct,
FUSE
is
to be used
REPLACEMENT
If the fuse
with
a new one.
is available in two models: one model
120V, ffid
plug
line voltage
of the
edge
changed,
the other
is the latter model,
VOLTAGE
from the unit.
plug.
check the rating of the
operates
procedure
SETTING
marking
Whenever
set
cap
Put
can
for either 220Y or 24OY
fuse for 110V, 72OV or 130V
blows, remove the
replace
fuse
cap.
cap and
INSTALLATION
fully-transistorized
The
installing it, however,
o
o
o
place
The
ness
and
The
unit should
place
The
surface
should be
dust.
should
should be
not
be
level
QX-8000A
check the
well-ventilated,
be exposed to
free from
and stable.
generates
following
direct sunlight.
significant
oper-
on one of
240V.
the unit to the
described
AND
located on
by the arrow.
fuse
the
be seen through the
position
the
fuse. A
operation
operation. If
replace
no heat.
points:
free
and
vibration,
the five
below.
FUSE
the line
Then
plug
back so
of the
1.5-ampere
and a
the fuse
When
from
damp-
or
pro-
,urrlr.uo
the
the
A WORD
quality
The
ABOUT
of reproduced
and shape of the room,
ceiling and the
harsh or
reflecting
improved
(especially
On the other hand,
"soak
Furniture
"bright" a sound usually results from too
up" the sound, resulting
the sound. In
trvo
speaker systems are
corrected
reducing
the distance between them.
amount and arrangement
surfaces,
by having
that facing
and/or
ample
the speakers) with a thick
too many
may be
rearranged
event,
any
by angling them slightly toward each other or
ROOM ACOUSTICS
sound varies
the materials of walls,
too
low a ceiling. This condition is
carpeted area or covering
absorbing surfaces will
provide
to
the true stereo
placed
too
according to the
of furniture.
in a certain
irregular
effect
far
apart. This
floor and
many hard
"deadness."
reflection
is lost if the
size
Too
the wall
curtain.
to
tend
of
be
may
TJIONEEfiI
SPEAKER
TO
SPEAKER
SPEAKER
As
shown
speakers,
Locating
area
of this
NOTES:
SPEAKER
For
the
use four
Since it
that
speaker
1.
Select
and
2.
Select two
tics
CONN
1.
connect
plug
(+)
negative (-)
that
2.
Connect
speaker
panel.
RIGHT (CH.
3. connect
system
for
CH.
SYSTEM
in Fig.
one each
the
figure
Front
Front
Rear
Rear right
For
t.
speaker systems
than the
2- when
speaker
SYSTEMS
best
4-channel
speaker
is
difficult
systems
two
speaker
arrange
speaker systems
compared
ECTION
the leads
as
shown
lead
to
all
connections
the
system
Likewise,
the
to
the
REAR
4.
RIGHT
rear
left
a better 4-channel
them
lead
speaker
SYSTEM
SYSTEMS
ARRANGEMENTS
3, the
on
speakers
will
left
right
listenrng
listening
systems
systems
to
systems
in
with
from
Fig.
in
positive
the
to
speaker
to
the
connect
3)
speaker
speaker
4-channel
the left
give
Channel
Channel
Channel
Channel
in the
posttton.
to a 4-channel
as
suggested for
stereo
having
satisfy
be
selected
the front.
the front
the
Make
4.
the negative
are
correct.
plug
speaker
system
plug
for
socket
(cH.
4) speaker
POSITIONS
system
and right
anywhere
an ample
stereophonlc
rear
performance,
this
having
having
speaker
speaker
terminal
for FRONT
the
REAR
CH. 2,
4-channel
1
3
2
4
placed
be
program
particular
that
the
requirement,
and
the same
as identical
system to
sure to
of
terminal.
socket
speaker
to
the socket
LEFT
and the
system
employs
at the front
in
the
blue
effect.
effect,
it
is
on
source,
same
arranged
systems
suggested
level
a
arrange
program.
it
is
desirable
characteristics.
it
is
as follows:
characteristics,
characteris-
as
the
connect
the
cH. 1
plug
plug,
Then,
LE
FT (
the
on
for
(cH.
speaker plug
to
and rear.
shaded
a
little
the
suggested
possible.
speaker
positive
and
confirm
CH
the
FRONT
CH.
B.
speaker
2)
the
socket
AND
four
that
higher
four
to
the
1)
.
rear
CONNECTION
F RONT
FRONT
(LEFT
REAR
(LEFT
LEFT
RIGHT L,
SPEAKER
SOC KE
(CH.1)
LEFT
SPEAKER)
(CH.2)
LEFT
SPEAKER)
T
al
REAR
FRONT
RIGHT
(RIGHT
SPEAKER)
REAR
RIGHT
(RIGHT
SPEAKER)
SPEAKER
(CH.3)
(CH.4)
Fis.3
SYSTEM
Fis.4
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