Ultraviolet Sanitization System D.I.Y - Part 1
9:08
Homemade Ultraviolet Disinfectant System
1:31:50
IR Remotes & Microcontrollers - Arduino & ESP32
1:12:39
Linear DC Power Supplies - Designing & Building Custom DC Power Supplies
2:36
How I Made my own Smart Glass Under $10
8:46
Awesome flesh-burning death lamp. (Germicidal UV)
44:21
Op-Amps - Using Operational Amplifiers
11:36
7 Charcoal Press Example
5:38