Engineer's Grimoire

Ever smelled burnt popcorn, melted crayons, or a faint whiff of ghostly seaweed in your workshop? That’s not your imagination—it’s the scent of electronics components meeting their doom. In this episode of Engineer’s Grimoire , we explore the eerie but practical art of identifying overheated ICs, fried voltage regulators, scorched resistors, and burnt PCB traces by nose alone. You’ll learn the che...

In this episode of Engineer’s Grimoire , we summon the most ancient of all beginner spells—blinking an LED with Arduino. You’ll learn what an LED really is, how to read its polarity, protect it with a resistor, and wire it to your Arduino Uno without summoning the dreaded magic smoke. Then we walk through the Blink sketch line by line, translating each command into plain language with just the rig...

Before you can bring your electronics to life, you need to feed them power—wisely. In this episode of Engineer’s Grimoire , we dive deep into the essential rituals of choosing and using the right power supply for your Arduino projects, props, and paranormal gadgets. From 9V batteries and USB banks to wall adapters and voltage regulators, host Rachel De Barros guides you through each power source l...