Bill of Materials
Part No. |
Part Name |
Price/Unit |
QTY |
Price |
Tiva Microcontroller Circuit |
||||
1 |
Breadboard (Large) |
$3.07* |
3 |
$9.21 |
2 |
Breadboard (Small) |
$1.00 |
1 |
$1.00 |
3 |
74HC595 (Shift Register) |
$0.57* |
4 |
$2.28 |
4 |
Resistor (1/4 W, 5%) |
$0.01 |
4 |
$0.04 |
5 |
Capacitor (Ceramic, 0.1 μF) |
$0.10 |
4 |
$0.40 |
6 |
Breadboard Jumper Wire Pack |
$6.99* |
2 |
$13.98 |
Subtotal |
$26.91 |
|||
Input/Sensor Circuits |
||||
7 |
Button |
$2.75 |
2 |
$5.50 |
8 |
Momentary Switch |
$2.00 |
1 |
$2.00 |
9 |
Potentiometer (10K) |
$3.00 |
1 |
$3.00 |
10 |
Photoresistor |
$1.25 |
1 |
$1.25 |
11 |
Coin sensor |
$2.25 |
1 |
$2.25 |
12 |
74HC14 (Hex Inverter) |
$0.57* |
1 |
$0.57 |
13 |
Resistor (1/4 W, 5%) |
$0.01 |
3 |
$0.03 |
14 |
Wire (by foot) |
$0.10 |
5 |
$0.50 |
Subtotal |
$15.10 |
|||
LED Circuits |
||||
15 |
Blue LEDs |
$0.35 |
12 |
$4.20 |
16 |
Red LEDs (Jumbo) |
$0.50 |
3 |
$1.50 |
17 |
Yellow LEDs (Jumbo) |
$0.50 |
2 |
$1.00 |
18 |
LED Strip (by foot) |
$0.75 |
3 |
$2.25 |
19 |
74HCT14 (Hex Inverter) |
$0.57* |
4 |
$2.28 |
20 |
IRLZ34N (Power MOSFET) |
$1.16* |
3 |
$3.48 |
21 |
2N7000 (MOSFET) |
$0.37* |
3 |
$1.11 |
21 |
Resistor (1/4 W, 5%) |
$0.01 |
17 |
$0.17 |
22 |
Capacitor (Ceramic, 0.1 μF) |
$0.10 |
4 |
$0.40 |
23 |
Wire (by foot) |
$0.10 |
12 |
$1.20 |
24 |
Jumper Wire Pack (M-to-M, half) |
$0.98* |
1 |
$0.98 |
Subtotal |
$18.57 |
|||
7-Segment Display Circuit |
||||
25 |
7447 (Decoder) |
$3.15* |
2 |
$7.30 |
26 |
7-Segment Display |
$3.25* |
2 |
$6.50 |
27 |
Resistor (1/4 W, 5%) |
$0.01 |
14 |
$0.14 |
28 |
Capacitor (Ceramic, 0.1 μF) |
$0.10 |
2 |
$0.20 |
29 |
Jumper Wire Pack (M-to-M, full) |
$1.95* |
1 |
$1.95 |
30 |
Jumper Wire Pack (M-to-F, full) |
$4.00 |
1 |
$4.00 |
Subtotal |
$20.09 |
|||
Motor/Solenoid Circuits |
||||
31 |
Servo Motor |
$5.00 |
4 |
$20.00 |
32 |
Solenoid |
$4.00 |
1 |
$4.00 |
33 |
IRLZ34N (Power MOSFET) |
$1.16* |
1 |
$1.16 |
34 |
Wire (by foot) |
$0.10 |
2 |
$0.20 |
Subtotal |
$25.36 |
|||
Soundboard Circuit |
||||
35 |
Adafruit Soundboard |
$14.50 |
1 |
$14.50 |
36 |
3.5mm Jack |
$1.25 |
1 |
$1.25 |
37 |
Wire (by foot) |
$0.10 |
1 |
$0.10 |
38 |
Jumper Wire Pack (M-to-M,half) |
$0.98* |
1 |
$0.98 |
Subtotal |
$16.83 |
|||
Mechanical |
||||
39 |
Duron |
$4.00 |
N/A |
$4.00 |
40 |
Duron (Laser Cut) |
$12.00 |
N/A |
$12.00 |
41 |
Acrylic |
$5.37* |
N/A |
$5.37 |
42 |
Acrylic (Laser Cut) |
$2.00 |
N/A |
$2.00 |
43 |
Servo Mounts (3D Print) |
$3.82 |
N/A |
$3.82 |
44 |
Wheel Handles (3D Print) |
$0.87 |
N/A |
$0.87 |
45 |
Wheel Assembly Stand (3D Print) |
$5.28 |
N/A |
$5.28 |
46 |
TOT Release Holder (3D Print) |
$0.71 |
N/A |
$0.71 |
47 |
Wheel Hub |
$4.50 |
1 |
$4.50 |
48 |
Bearings |
$1.10* |
4 |
$4.38 |
49 |
Lever Shaft |
$1.50 |
1 |
$1.50 |
50 |
Servo Mount Screws |
$0.07* |
12 |
$0.84 |
51 |
Servo Mount Nuts |
$0.02 |
12 |
$0.24 |
Subtotal |
$45.51 |
|||
Miscellaneous |
||||
52 |
Tiva Microcontroller |
Provided |
N/A |
Provided |
53 |
5V/12V Power Supply |
Provided |
N/A |
Provided |
54 |
Vinyl Sticker (Laser Cut) |
$0.30 |
N/A |
$0.30 |
55 |
Heat Shrink |
$0.39* |
N/A |
$0.39 |
Subtotal |
$0.69 |
|||
GRAND TOTAL |
$169.06 |
*price retrieved
from cheapest online source (Digikey, Amazon, or
McMaster-Carr), adjusted by quantity or length.