jonathanr4242.utubeThings I've Built
Video Walkie Talkie
video walkie talkie with an esp32 camera and a cheap yellow display type device. The camera is set up as a soft wireless access point, so the walkie talkie does not require a local wifi network.
A 4-layer PCB motor controller for robotics applications.
Drives 4 DC motors with encoder feedback using an ESP32-S3 microcontroller, Inlcudes: 4× VNH7040AYTR high-current motor drivers, which is rated for 35A, but the current is limited by the board.
Laser targeting electric water gun with esp32 (May 2025).
• In this project, a laser module connected to an esp32 is used to select the target for an electric water gun. The electric water gun is mounted on a servo pan-tilt mechanism. ◦ YouTube: https://youtu.be/Ic2vv7IDxok
Autonomous Robot Gardener (December 2025)
I have built a four-wheel-drive robot with a homemade depth camera and a robot arm capable of grabbing a leaf from my hand. The system uses ROS 2 Control
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