McIntosh C20 Instruction Manual page 11

PHONO
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HEADT
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ITAPE
HEAD
2-1
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7
& 8.
TaPe Head.
The output
of
s
te
reo or
mon-
ophonic tape heads
can
be
fed di-
rectly into the inputs
on
the
back
panel
identified
as
''
Tape Head
l "
and
''
Tape
He
ad
Z"
. Note
that
each input is arranged in
two
groups of two jacks.
The
first
g
roup is rnarked
"
Low" or
"
2
to
l0 MV" and is for
use
with
tape
he ad
s having an
o
utp
ut of
le
s s
than
l0 MV.
The
second
group
is
rnarked
"High" or
"
10
to
70 MV"
and is
used
with tape heads
hav-
irg
I
0
MV or rnore
output.
Tape
Cornpare
The
C-
20
pe
rrnits
the Inon-
itoring of a tape as it is
being
recorded. This
rnake s
pos
s
ible
the
instantaneous
cornparison
of
the recorded rnaterial with the signal source. Jacks marked'TTAPE-COMPARE" have
been
provided
on
the
back panel to accept the signal from
a tape
recorder
equipped
with
a
monitor
head and
preamplifier.
When
the
"TAPE
COMPARE'|
push button, located on
the
front
panel,
is in the
out
position the prograrn source is
fed
through
the
power amplifiers
and
loudspeakers.
When the button
is
depressed
(I'IN'r position) the signal source
becomes the monitored prograrn
frorn the recorded
tape and
is fed
through
the power
amplifiers
and
loudspeakers.
IMPORTANT: WHEN THE 'TTAPE COMPARE'i PUSH BUTTON
IS
DEPRESSED,
SIG-
NAL
FROM
ANY
OTHER
SOURCES
WILL
NOT
BE
HEARD FROM THE
LOUDSPEAKERS.
WHEN NOT
IN
USE
LEAVE THIS
PUSH BUTTON
IN
THE IIOUTII
POSITION,
Tape
Jack Front Panel
Inputs.
The two
telephone
jacks on the frontpanelsupplyleftandrightstereoinputfacilitiesfor
playback
or left and right stereo output facilities for recording on
a
portable
tape
recorder
without
disconnecting a tape
recorder
connected
to
the back
panel
jacks. Theleft
hand
jack
is
the left channel input and the right
hand
jack is the right channel input.
The "TAPE JACK"
switch
controls the signal to or frorn
the
front panel
telephone
jacks.
When
the
push
button is
"IN" then any prograrn originating at
the
portable
rnachine can
be
heard by rotating
the input
selector to 'TTAPE'|. Note, when
the push button is in the "IN" position "TAPE" input
is
switched
frorn the rear
tape
jacks to
the
front
telephone
jacks.
The
"TAPE JACK"
push button
rnust be
rrOUTrr
to connect
signals from the rear
tape
jacks to
the
"TAPE" input selector switch
position.
When
the
push
button
is "OUT" any prograrn being picked
up
by the C-20
is
connected
to
the
portable
machine
to
be
recorded
on
it. (Note, with
sorne
recorders it
rnay be possible to
feed a
signal into the
C-ZO vi.a
the telephone
jacks
when the push button
is
"OUT.
" This
is
not
a norrnal rnode
of operation
and a
distorted signal
rnay
result.
)
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