Description - McIntosh C20 Instruction Manual

,
DESCRIPTION
The Mclntosh Model
C-20 is a Stereo
Prearnplifier
designed
for
home entertainrnent
sys-
tems and
professional applications.
The Modet C-20 offers extreme fiexibility for either
stereo or monophonic
reproduction. The perforrnance and reliability offered bythe C-20
is
obtained
through the use
of
advanced
circuit
design and top
quality
cornponents.
Input
Se
lec
tor
:
INPUT SELECTOR
PHONO I
SM
2,,41\.s
TUNER
/ \
PHoNo
(l
TAPE
T /r
\ /
TAPE l{D
Aux\_/2
Mode Selector:
FACILITIES
Selects any
one
of eight prograrrl
sources. Also para-
llels stereo cartridges for
monophonic operation:
Use
Phono
S position for norrndl
stereo
Use Phono
M position for normal
rrlonophonic
Reve
rse:
conne
cts
left channel to right
s
peake
r, right
Ertlrffii"
left speaker, corrects for left-right rever-
sal of prograrn.
Ste
reo: (norrnal
ste
reo rnode selector
pos
ition) left
channel to
left
s
peake
r, right
channel
to right
s
peake
r
.
Left: left
channel to
left speaker;
no prograrrl
to right
Effit"".
Right: right channel to right
speaker; no
prograrn
to
left
s
pe
ake
r
.
M
Left: left
channel
only to
both speakers
.
M Right: right
channel
only to both
speake
rs.
Separate bass and
treble
cofirpensator switches
includ-
i.g 'rRIAA",
"
LP",
"
TApE
-
HEA
D"
, flat
pos
ition
f
or
rnicrophone
and other positions for rnonophonic
re
-
cords. (Turning "TREBLE" control to "TAPE"
gives
flat response. Turning "BASS" to
I
I
Or
I
give
s
f
lat
re
-
sponse.
)
Treble: boost l3
db
at 20,000
cycles.
at
20,000
cycles, attenuate l8
db
Bass: boost 16dbat
Z0
cycles,attenuate
ZO
db at
Z0
cycles.
STEREO
L R
MLEFT
REv
>1
M RrGHr
()
\_-.
Record Cornpensator:
RECORD COMPENSATOR
oou8oss*oo
:"2-\'*,.
YAPE
-()
\/
\__-,
Tone Controls:
TREBLE
-lo -r2
-z-