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a kart for a blahaj

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a9394f8 · · Aug 7, 2025

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made @github-hq!!!

HajKart

A little kart hacked from almost nothing to drive a haj around!

Demo!!!

Features

  • wags its tail
  • can move freely around
  • remote using bluetooth on any laptop or phone
  • cute

BOM

Component Quantity Price Notes
Blahaj 1 $32 ofc
NiceNano like chip 1 $5
Wheels 4 $2 (3d printed + foam/double sided tape)
Battery 3 $10 3 cells + inclosures in serie used to get enough for the motors*
Motor 2 $5 2x nema 17 stepper motors
Motor Driver 1 $5 A4988 stepper motor driver
Servo motor 1 $5 For the tail

*still not enough...

wiring diagram

Frame 1

video demo!!

https://www.youtube.com/watch?v=v1HiRQqpXh8

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a kart for a blahaj

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