Delptronics ThunderBell User Manual download pdf (Page 8)

ThunderBell Module Kit Instructions Page 8 of 8

Bill of Materials

Board-mounted Parts:

Quantity

Description

Marking on part

Refdes

3

BAT85 Schottky Diode

BAT85

D1, D3, D4

1

1N4148 Diode

1N4148

D2

5

1K Resistor

brown

black

black

brown

R10, R11, R14, R15, R16

1

4.7K Resistor

yellow

violet

black

brown

R20

2

10K Resistor

brown

black

black

red

R9, R17

1

22K Resistor

red

red

black

red

R13

3

47K Resistor

yellow

violet

black

red

R4, R12, R22

1

68K Resistor

blue

gray

black

red

R18

2

100K Resistor

brown

black

black

orange

R1, R21

1

220K Resistor

red

red

black

orange

R2

3

470K Resistor

yellow

violet

black

orange

R3, R5, R19

1

1M Resistor

brown

black

black

yellow

R6

2

2.2M Resistor

red

red

black

yellow

R7, R8

2

0.01 µF Ceramic Capacitor

103

C6, C7

3

0.1 µF Ceramic Capacitor

104

C3, C9, C10

1

0.68 µF Ceramic Capacitor

684

C5

2

1 µF Ceramic Capacitor

105

C4, C8

2

10 µF Electrolytic Capacitor

10 µF

C1, C2

4

2N3904Transistor

2N3904

Q1, Q2, Q3, Q4

1

5V Voltage Regulator

78L05

REG1

1

PIC12F1822 MCU Chip

PIC12F1822

U1

1

TL072 Op Amp Chip

TL072

U2

2

8 Pin DIP Socket

U1, U2

1

10 Pin Power Connector

Off-board Parts:

Quantity

Description

Marking on part

Marking on PCB

1

10K Linear Taper Potentiometer

B10K

VR1 PCH

1

20K Linear Taper Potentiometer

B20K

VR3 VOL

1

1M Linear Taper Potentiometer

B1M

VR2 DCY

3

Knobs

4

3.5mm (1/8") Jacks

1

Pushbutton

1'

Hookup Wire

1 2 3 4 5 6 7 8

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