Harman Kardon HK930 Owners Manual - Page 8

Input, Connections

Page 8 highlights

INPUT CONNECTIONS CONNECTING the FM ANTENNA The antenna input has been designed to accept either a 300 ohm balanced transmission line (300 ohm twin lead) or a 75 ohm unbalanced co-axial cable transmission line. Due to the exceptionally high sensitivity of your receiver, a 48" wire is sufficient for all but the most difficult locations. When using the 48" antenna, connect one end of the 48" wire to either FM antenna terminal. Horizontal placement of the antenna will yield optimum reception. The antenna may be tacked to the back of the molding behind the equipment or to the shelf you use. As FM signals are in the same broadcast frequency range as TV signals, they arc affected by the same external conditions. Just as TV reception is improved, you can improve your FM reception with on external antenna. When using an external antenna, connect both leads of the antenna wire to the two 300 ohm FM antenna terminal posts on the rear of your receiver. When using a 75 ohm Coaxial Cable connect between the 75 ohm and GND terminal, with the outer conductor or shield of the cable connected to the GND terminal. CONNECTING THE AM ANTENNA The AM loopstick fastened to the rear of your receiver comprises all the antenna usually required for normal signal areas. In more remote locations an additional outdoor antenna may be required. This should consist of a single wire, as long as is reasonably practical. It must be kept away from large metal objects, power lines or electrical machinery to insure reception without extraneous noise. Attach this length of wire to the AM terminal of the ANTENNA terminal strip. PREAMP OUT AND AMP IN RECEPTACLES These receptacles are intended for use with any necessary equipment designed to be installed between a preamplifier and power amplifier. This includes such equipment as electronic audio equalizers, reverberation units, and a new quadraphonic processor offered by Harman-Kardon. In order to make use of this -facility, simply disconnect the two patch cords connected to these receptacles and follow the instructions supplied with the accessory equipment. NOTE: When no accessory equipment is being used, the two patch cords MUST he installed in order to use your receiver. PHONO 1 and PHONO 2 There are two sets of low level phono receptacles on the rear panel of your receiver. They are designed for use with any magnetic pickup with a nominal impedance of 42,000 to 52,000 ohms. This special convenience permits you to connect a record changer and a manual turntable simultaneously, and to switch between them with the function selector located on the front panel. Since both low level inputs are identical and each has been compensated for the RJAA recording curve of today's modern recordings, either or both may be used. When connecting a stereo record player (magnetic pickup) connect both leads to either the Phono 1 or Phono 2 LEFT and RIGHT input receptacles on the rear of the receiver chassis. When connecting a monophonic record player (magnetic pickup) connect the single lead to either the Phono 1 or Phono 2 LEFT or RIGHT input receptacle. GROUND CONNECTION Under certain conditions it may be necessary to provide a common "ground" between your receiver and your other associated equipment. This may be accomplished by using the GND terminal located on the rear panel of your receiver. AUX INPUTS Your receiver has two pair of AUX INPUT receptacles for use with high level program sources; ceramic or crystal pickup, reel-to-reel tape recorder, cassette tape recorder, TV or a second stereo tuner. When connecting a stereo record player (ceramic pickup) connect both leads to either the AUX 1 or AUX 2 LEFT and RIGHT input receptacles on the rear of the receiver chassis, When connecting a monophonic record player (ceramic pickup) connect the single lead to either the AUX 1 or AUX 2 LEFT or RIGHT input receptacle. When connecting a stereo tape recorder connect both output cables to either the AUX 1 or AUX 2 LEFT and RIGHT input receptacles on the rear of the receiver chassis. When connecting a monophonic tape recorder connect the single output lead to either the AUX 1 or AUX 2 LEFT or RIGHT input receptacle. In order to make a recording connect the input cable (if monophonic) or cables (if stereophonic) to either the TAPE OUT 1 or TAPE OUT 2 receptacles on the rear of the receiver chassis. TAPE MONITOR 1 and TAPE MONITOR 2 There are two pair of tape monitor receptacles on the rear of your receiver. Either one or both pair of receptacles may be used to monitor your tapes as you make a recording, provided your tape recorder or recorders have separate record and playback heads. Connect the LEFT and RIGHT output cables of your tape recorder to the TAPE MONITOR 1 or 2 input receptacles. Complete operation is explained in detail in the paragraph TAPE MONITOR SWITCH. 7

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INPUT
CONNECTIONS
CONNECTING
the
FM
ANTENNA
The
antenna
input
has
been
designed
to
accept
either
a
300
ohm
balanced
transmission
line
(300
ohm
twin
lead)
or
a
75
ohm
unbalanced
co
-axial
cable
transmission
line.
Due
to
the
exceptionally
high
sensitivity
of
your
receiver,
a
48"
wire
is
sufficient
for
all
but
the
most
difficult
locations.
When
using
the
48"
antenna,
connect
one
end
of
the
48"
wire
to
either
FM
antenna
terminal.
Horizontal
placement
of
the
antenna
will
yield
optimum
reception.
The
antenna
may
be
tacked
to
the
back
of
the
molding
behind
the
equipment
or
to
the
shelf
you
use.
As
FM
signals
are
in
the
same
broadcast
frequency
range
as
TV
signals,
they
arc
affected
by
the
same
external
conditions.
Just
as
TV
reception
is
im-
proved,
you
can
improve
your
FM
reception
with
on
external
antenna.
When
using
an
external
antenna,
connect
both
leads
of
the
antenna
wire
to
the
two
300
ohm
FM
antenna
terminal
posts
on
the
rear
of
your
receiver.
When
using
a
75
ohm
Coaxial
Cable
connect
between
the
75
ohm
and
GND
terminal,
with
the
outer
conductor
or
shield
of
the
cable
connected
to
the
GND
terminal
.
CONNECTING
THE
AM
ANTENNA
The
AM
loopstick
fastened
to
the
rear
of
your
receiver
comprises
all
the
antenna
usually
required
for
normal
signal
areas.
In
more
remote
locations
an
additional
outdoor
antenna
may
be
required.
This
should
consist
of
a
single
wire,
as
long
as
is
reasonably
practical.
It
must
be
kept
away
from
large
metal
objects,
power
lines
or
electrical
machinery
to
insure
reception
without
extraneous
noise.
Attach
this
length
of
wire
to
the
AM
terminal
of
the
ANTENNA
terminal
strip.
PREAMP
OUT
AND
AMP
IN
RECEPTACLES
These
receptacles
are
intended
for
use
with
any
necessary
equipment
de-
signed
to
be
installed
between
a
preamplifier
and
power
amplifier.
This
includes
such
equipment
as
electronic
audio
equalizers,
reverberation
units,
and
a
new
quadraphonic
processor
offered
by
Harman-Kardon.
In
order
to
make
use
of
this
-
facility,
simply
disconnect
the
two
patch
cords
connected
to
these
receptacles
and
follow
the
instructions
supplied
with
the
accessory
equipment.
NOTE:
When
no
accessory
equipment
is
being
used,
the
two
patch
cords
MUST
he
installed
in
order
to
use
your
receiver.
PHONO
1
and
PHONO
2
There
are
two
sets
of
low
level
phono
receptacles
on
the
rear
panel
of
your
receiver.
They
are
designed
for
use
with
any
magnetic
pickup
with
a
nominal
impedance
of
42,000
to
52,000
ohms.
This
special
convenience
permits
you
to
connect
a
record
changer
and
a
manual
turntable
simultaneously,
and
to
switch
between
them
with
the
function
selector
located
on
the
front
panel.
Since
both
low
level
inputs
are
identical
and
each
has
been
compensated
for
the
RJAA
recording
curve
of
today's
modern
recordings,
either
or
both
may
be
used.
When
connecting
a
stereo
record
player
(magnetic
pickup)
connect
both
leads
to
either
the
Phono
1
or
Phono
2
LEFT
and
RIGHT
input
receptacles
on
the
rear
of
the
receiver
chassis.
When
connecting
a
monophonic
record
player
(magnetic
pickup)
connect
the
single
lead
to
either
the
Phono
1
or
Phono
2
LEFT
or
RIGHT
input
receptacle.
GROUND
CONNECTION
Under
certain
conditions
it
may
be
necessary
to
provide
a
common
"ground"
between
your
receiver
and
your
other
associated
equipment.
This
may
be
ac-
complished
by
using the
GND
terminal
located
on
the
rear
panel
of
your
receiver.
AUX
INPUTS
Your
receiver
has
two
pair
of
AUX
INPUT
receptacles
for
use
with
high
level
program
sources;
ceramic
or
crystal
pickup,
reel-to-reel
tape
recorder,
cassette
tape
recorder,
TV
or
a
second
stereo
tuner.
When
connecting
a
stereo
record
player
(ceramic
pickup)
connect
both
leads
to
either
the
AUX
1
or
AUX
2
LEFT
and
RIGHT
input
receptacles
on
the
rear
of
the
receiver
chassis,
When
connecting
a
monophonic
record
player
(ceramic
pickup)
connect
the
single
lead
to
either
the
AUX
1
or
AUX
2
LEFT
or
RIGHT
input
receptacle.
When
connecting
a
stereo
tape
recorder
connect
both
output
cables
to
either
the
AUX
1
or
AUX
2
LEFT
and
RIGHT
input
receptacles
on
the
rear
of
the
receiver
chassis.
When
connecting
a
monophonic
tape
recorder
connect
the
single
output
lead
to
either
the
AUX
1
or
AUX
2
LEFT
or
RIGHT
input
receptacle.
In
order
to
make
a
recording
connect
the
input
cable
(if
monophonic)
or
cables
(if
stereophonic)
to
either
the
TAPE
OUT
1
or
TAPE
OUT
2
receptacles
on
the
rear
of
the
receiver
chassis.
TAPE
MONITOR
1
and
TAPE
MONITOR
2
There
are
two
pair
of
tape
monitor
receptacles
on
the
rear
of
your
receiver.
Either
one
or
both
pair
of
receptacles
may
be
used
to
monitor
your
tapes
as
you
make
a
recording,
provided
your
tape
recorder
or
recorders
have
separate
record
and
playback
heads.
Connect
the
LEFT
and
RIGHT
output
cables
of
your
tape
recorder
to
the
TAPE
MONITOR
1
or
2
input
receptacles.
Complete
opera-
tion
is
explained
in
detail
in
the
paragraph
TAPE
MONITOR
SWITCH.
7