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GX-1
(S/#
5030~
)
SH
Noise - Sample hold circuit Tr
(Sample
Hold) Circuit Diagram
& Circuit
Board
FETI
FET2>
FET3
O
+153)
a
10K
(4)NI_
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=a
WA-
a
2 N17
Tr3
2
6
TK
+
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3
4
x
2.
"Ss
ois
"3=2 52
ras less
O
—15(20)
S/H}lamp driving ckt
07
S/H VCO control
()T O
Kt
[
Rondom Noise Gate
3
=x
=
J
:
MS(7)
SS(6)
2s
Cl terminal
te
of SS ckt
%
[
Rhythm pulse Drive
|
This Gate is operated by
rhythm
pulse.
100K
3
7
Qn Ow
i+
6
100K
=4
13
,
O 012)
(2012 O—»waf' +
Preamplifier for
=
913
100k
Solo VCO molulation Signal.
2h|4
82k
100K
(814 O-—arna———————
S
O
E (I)
OR circuit for S/H Trigger
D3
(8)D 1O-
+@
O dii(is)
D4
|
(9)D 20—
=
5
(1303.0
+¢-
O 033(|5)
b
|
(W040
i
Note)
1.
Transistor
Tr1,4~6
2SA561(Y)
73
2SC458(C)
2.
FET1~4
:
2SK30A(Y)
3.
DiodeD;~D7
:
182473(VE)
182473(VE)
4.
IC1~3
TA7504M
5:
12P
Celamic Capacitor
KEC-3276 -46
6. 4mark
Solid Aluminum Capacitor
High
Input
Impedance
Voltage
Buffer
(13) D3
(14) D4
(15) D33
(16) Dil
(17)
E
(18) [1
(19) 12
(20) 13
(21) 14
(22) 01
(23)
L
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39K E 100]
is
Wirings are shown as P.81 (PN 2)
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