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JVC DD-9 A - Standard Schematic Diagram; Mecha. Control Circuit

JVC DD-9 A
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DD-9A/B/C/E/J/U
Standard
Schematic
Diagram
of
DD-9
main
ampiitier
circuit
1
2
3 4
5
6
7
8
9
10
Input
Level
Control
<c
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ON
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be
1.
Unless
otherwise
specified,
all
resistors
are
1/4
W,
+5%
a
xSo2!
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Carbon
resistors,
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3
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And
all
capacitors
are
50
V
fixed
ceramic
capacitors
or
fe}
+,
F
I
ance
ai
50
V
mylar
capacitors.
ry
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metal
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a
ates
a
g
cn2
992
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Tantalum
solid
electrolytic
capacitor
x903
28035.
Panay
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REC
HEAD
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LL
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Low
leak
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electrolytic
capacitor
(£20%
tolerance)
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a
VGHO425-30!
L-CH
PP
—
Polypropylene
capacitor
3.
Blue
line
shows
the
signal
at
playback
and
—B
circuits.
Red
line
shows
the
signal
at
recording
and
+B
circuits.
parts
are
safety
assurance
parts.
When
replacing
those
parts,
make
sure
to
use
the
specifide
one.
V2
R-C
Fig.
32
Np.
4198
—
25
—

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