image/svg+xml
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Analog2.0 Noise and Mixer
5 October 2009 by Naoki Iwakami
+12V
-12V
Mixer Out
J2
V+
8
V-
4
TL072
IC1
V+
8
V-
4
TL072
IC2
-12V
100k
R2
100k
R8
1
2
ch 1 (VCO)
JP1
1
2
ch 2 (noise)
JP3
50kA
R1
50kA
R7
100k
R3
100k
R5
1
inv out (option)
JP2
5
6
7
TL072
IC1B
3
2
1
TL072
IC1A
100k
R4
1.5k
R6
1
2
Mixer Out
JP4
Ext In
J1
50kA
R9
100k
R10
+12V
50k
R24
+12V
Pink Noise Out
J4
White Noise Out
J3
white/pink noise selector
SW1
1
2
3
To noise selector
JP6
-12V
1N4148
D1
1N4148
D2
1
2
chj 3 (Ext In)
JP5
10k
R11
220k
R12
2SC3311
Q1
100k
R20
10k
R26
100k
R21
100k
R22
1M
R14
4.7k
R23
1.5k
R16
3
2
1
TL072
IC2A
2.2k
R19
2.2k
R25
1
2
White Noise Out
JP9
100k
R17
33k
R13
1M
R15
1.5k
R18
1
2
Pink Noise Out
JP8
1
2
3
4
5
6
7
8
9
10
Lifeline
JP7
5
6
7
TL072
IC2B
2SA1015
Q2
47p
C11
0.1μ
C2
0.1μ
C1
0.1μ
C15
0.1μ
C13
100μ25V
C6
0.001μ
C3
0.01μ
C4
0.1μ
C8
10μ 25V
C5
47μ 25V
C7
0.1μ
C9
100μ25V
C10
0.0033μ
C12
47μ25V
C14
From VCO
To VCF