SCOTT R-316 User Manual

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NOTES
K40149
|
—s2y
Resistance
in
ohms
+10%
1/4
watt,
capacitance
in
microfarads,
unless
otherwise
specified.
TO
PIIT
FM
RF
B+
s2
DECK
|
39
Arrowhe
indicate
in signal pach.
TO PIO
OSC
KILL
TO P2I0
AM
RF
B+
ine
120V
AC,
300
ohn
external
antenna
terminal
terminated
with
300
ohm
d
input
selector
in
"FM"
position.
AM
voltages
measured
off
position,
DC
OFfsct
Voltage
-
(25
mV
is
1.25
mA
on
signal
applied,
read
0
t
630A
12
mA
seale),
volts +25 mV at speaker A ouvput terminal
MAI50
Bias
current
of
output
transistors
is
measured
as
follows:
Set
VOM
to
12
mA
range,
Measure
current
across
both
0.27
ohm
resistors
on
the
driver
amplifier
board.
Read
1.2
mA on
triplett
636A
on
i2
scale,
Use
same
procedure
for
other
channel,
Allow
5
minute
warm-up
before
adjusting
bias.
(See
also
Test
Procedure.)
FM
AGC
Voltage
(Front
End
AGU
Terminal)
+.10
to
-2.10V
with
0
to
100K
y!V
signal
fed
into
300
ohn
external
FM
antenna,
560
The
£
w
the
rig
jlowing
controls
in
the
left
channel
are
mechanically
ganged
with
identical
controls
in
channel.
BASS,
TREBLE
&
VOLUME
Rotary
switches
S-1
and
S-2
are
shown
in
maxisum
counter
clockwise
position
(Position
1).
Positios
are:
QS...
ee
Q404......
Q602,
Q603,
Q604
.
Q802,
Q811,
Q812.
Q809,
Q813,
Q819
.
Q814...
.
Q806,
Q8l6
»
.
.
ww
QS...
ewe
Qb18..
ee
Q810,
Q817,
Q820
.
Q903,
QI04
2...
(Front
decks
shown
from
knob
end
and
rear
decks
shown
from
end
opposite
knob.)
Power
switch
is
mechanically
ganged
to
speaker
selector
switch,
Indicator
lamp
for
LW
and
MW
in
long
wave
models
are
wired
directly
to
AM
P.C.
board.
Fuses
Q90l,
2.5A
Normal
blow
Suitable lengths of #38 SWG copper wire (0.006 inch, 0,15mm dia.)
100-120V
.
.
.
2.5A
Slow
blowing
time
delay
type
220-240V
.
.
.
1.25A
Slow
blowing
time
delay
type
Time
delay
type
--
3.0A.
Pigtail
leads,
wired
internally.
(May
not
be
used
in
all
production
units)
Speaker
ss
ee
ee
ee
eee
Dial
and
Function
Lamp...
.
Power
Fl
se
see
ee
eee
Power
P26
ee
ee
ee
ee
20
MODEL NO. R-326
» 28C
. MPS
. MPS
+ 28C
2SA
. FT
. 28C
12v
”
ouT
dan ua13N
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LAMP_RATING
I2V 40mA
40mA
60mA
6OmA
40mA
AUDIO AMPLIFIER TRANSISTOR LIST
1000
BL
or
BC
109
9633
or
BC
109
9633
or
2SC
1000
374
or
BC
521
661
or
MPS
A56
9630
or
2SC
372
AO6
or
FCS
1860
9630
or
2SC
372
9680
or
2SA
495
3055
374
or
BC
521
axe
vwosi
Age
TRANSFORMER
C706
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PLUG
ALL
DIODES
(except
zeners
and
power
rectifiers):
MA
150
or
IN
4148,
NOTE:
ALTERNATE
DEVICES
ARE
FOR
USE
IN
THIS
AMPLIFIER
ONLY,
THEY
ARE
NCT
NECESSARILY
APPLICABLE
TO
OTHER
CIRCUITS.
a
t
3
8
~
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VOLTAGE
SELECTOR
Re23
arp !
K
wee
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B3e
QB!3
66!
0809
0810
5
MA ISO «a
i
by
AC
Qsi2
C3T4X
~ .55V
oat
oBI2
MA
150
X2
R326
SANOHd
FS
8
~32V
9zeu
eeey
86!
MZ
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49,0
AGE!
vee
21
K40140
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SCOTT R-316 Specifications

General

Brand	SCOTT
Model	R-316
Category	Stereo Receiver
Language	English