Final Budget Comparison: Estimated vs. Actual

Part Expected to Buy:

Expected Part Price/Notes:

Actual Part Bought:

Actual Part Price/Notes:

Mobility Motors:

$36.99 [X2] – Propdrive

v2 4248 650KV motors

$24.99 [X3] –  1100kV Brushless Motor Outrunner
Attack Motors:

$36.99 [X1] – Propdrive

v2 4248 650KV motors

$36.99 [X2] – Propdrive v2 4248 650KV motors
Battery:

$32.24 [X2] – Turnigy

4000mAh 5S 30C Lipo

Pack w/XT-60

$42.98 [X1] – Turnigy 4000mAh 5S 30C Lipo Pack w/XT-60
$51.99 [X1] – HRB 18.5V LiPo Battery
Battery Charger: NOT ANTICIPATED $47.99 [X1] – ELB 1S-6S LiPo Battery Charger
Voltage Checker: NOT ANTICIPATED $9.99 [X1] – Apex LiPo Battery Voltage Checker
Voltage Regulator: NOT ANTICIPATED $9.39 [X1] – ATNSINC 4Pack DC-DC Buck Converter (Not Used)
Transmitter:

$137.99 [X1] – FrSky

Taranis Q X7 ACCESS

2.4GHz 24CH Radio

Transmitter

$129.99 [X1] – RadioLink AT9S Pro Transmitter and Receiver
Receiver:

$39.99 [X1] – DSMX Remote Receiver

https://www.horizonhob

by.com/product/dsmx-

remote-

receiver/SPM9745.html

(Came with Transmitter) N/A
ESC:

$90 [X1] – VEX Robotics

Talon SRX

$69.23 [X3] – HobbyKing X-Car Beast Series ESC 1:8 120A
Fuses:

$9.18 [X1] – Blue Sea

Systems AMI/ MIDI

Fuses

NOT USED N/A
Wire Connectors:

$9.99 [X3] – Black XT60

Lipo Pigtail w/ 35V

1000uF Capacitor

12AWG (3pcs)

$9.99 [X1] – 6Pack 14AWG Gold Bullet Connectors
More Wire Connectors: NOT ANTICIPATED $8.99 [X3] – Gold Bullet Connectors Banana Plug
LEDs:

$1.51 [X2] – NTE

Electronics, Inc.

NTE30043

NOT USED N/A
Connector Plugs: NOT ANTICIPATED $10.66 [X1] – 10 Pair XT60H Bullet Connector Plugs
Wheels: $200 – Preforma Wheels 3D Printed Wheels N/A
Gearbox: $300 [X2] – Estimated

gearbox cost after

looking at gearboxes

general price

$119.54 – 2×48 and 2×12 tooth gears on McMaster Carr
Shafts: NOT ANTICIPATED $2.05 – Mulitpurpose aluminum 1/8″ diameter
Bearings: NOT ANTICIPATED $106.50 – Bearings: Mobility
Spinner:

$95.64 [X2] – 1/2inch

thick 8″ x 8″ 1018 Steel

sheet

$0 [X2] – Free Steel from a local company
Gears for spinner: $300 [X1] – Estimated NOT USED N/A
Chain: $12 [X2] – Estimated NOT USED N/A
Attack System Other total: NOT ANTICIPATED $87.81 – Pully ($21.64), Pully Wheel ($9.25), Bearings ($19.95), Timing Belt ($8.15 [X2]), Timing Belt ($7.95), Timing Belt ($7.73), and E-clips ($4.99)
Armor: $200 – Approximation

based on McMaster

prices for aluminum

$508.48 – Aluminum Armor/Chassis
Miscelanous: (eg. nuts, bolts, washers, bearings, etc.) NOT ANTICIPATED $176.98 – Socket Head Screws ($23.67), Washers ($30.67), Bolts ($87.71), Nuts ($20.02), and Wheel O-rings ($14.91)
Wiggle Room Extra Anticipated Costs, Possible Second Robot: $1499.12 N/A N/A
Total Expected Cost: $3,500 Total Actual Cost: $1697.95