User Manual

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Nutube circuit board
Part number Circuit number Part name Rating
Quantity
31 IC3 Voltage regulator TLV61046A 1
32 IC2 Voltage regulator TPS62510 1
33 Q1, Q2 J-FET 2SK209 2
34 C4
Chip ceramic capacitor
22PF CH 1
35 C5
Chip ceramic capacitor 0.001μF B
1
36 C3
Chip ceramic capacitor 0.1μF B
1
37 C6
Chip ceramic capacitor 4.7μF B
1
38 C7
Chip ceramic capacitor 4.7μF B
1
39 C1, C2
Chip ceramic capacitor 22μF B
2
40 C25
Chip Electrolytic capacitor 390μF/2.5V
1
41
C29, C30,
C31, C32
Chip ceramic capacitor 10μF B
4
42 R33 Chip resistor 0 1
43 R1 Chip resistor 1 1
44 R31 Chip resistor 6.2 1
45 R11, R13 Chip resistor 10K 2
46 R3, R5 Chip resistor 62K 2
47 R2 Chip resistor 120K 1
48 R4 Chip resistor 2M 1
49 R34 Chip resistor OPEN --
50 L1
Chip inductor 2.2μH
1
51 L2
Chip inductor 10μH
1
52 CN1 Connector S12B-ZR 1
53 V1 Nutube (vacuum tube) Nutube 6P1 1