WordClock-4 Assembly Guide 05/15/21 Version 0.8
Page 6
Bill of Materials
Reference
Qty
Part
Value
Note
C1-C2
2
Capacitor
330uf 25v-50v
Electrolytic
C3-C6, C8, C13 6/7
Capacitor
100nf
Surface mount – C14 for 8 tube
C7, C9-C12
5
Capacitor
100nf
Through hole
D1
1
Diode
1N4007
D2, D5
2
Diode
1N5819
Schottky
F1
1
Poly Fuse
0.5A – 1A
J1
1
Power Jack
2.1mm power jack
J2
1
GPS Jack
3.5mm SMD SJ-3523-SMT-TR
J3
1
SD Card
Connector
DM1AA-SF-PEJ SD card jack
J4
1
Header
Not Used
L1
1
Inductor
100uh
LED1-LED12
12/16 RGB LED
APA102
PZ1
1
Buzzer
Buzzer
Q2
1
Sensor
TEPT4400
Light sensor
R1
1
Resistor
7.5k ¼ watt
8 Tube Board only
R3, R4, R7,
R19, R20
5
Resistor
10k ¼ watt
Brown-black-orange-gold or
brown-black black-red-gold
R2, R33
2
Resistor
270k ¼ watt
Red-violet-yellow-gold or red-
violet-black-orange-gold
R5, R8
2
Resistor
330R
8 Tube Board only
R6, R34
2
Resistor
47k ¼ watt
Yellow-violet-orange-gold or
yellow-violet-black-red-gold
R18
1
Resistor
120k ¼ watt
brown-red-yellow-gold or brown-
red-black-orange-gold