Rachel De Barros

Engineer's Grimoire

Education EN ↓ 3 episodes

Engineer’s Grimoire is your haunted handbook for mastering circuits, conquering code, and surviving the technical unknown. Hosted by Rachel De Barros, each episode reveals practical lessons in Arduino, wiring, and electronics—taught with a touch of the arcane. Whether you're building your first circuit or battling a gremlin that won't die, this is where magic meets engineering… and the smoke stays in the chips.

Author

Rachel De Barros

Episodes

The Smell of Doom: How to Spot Burned Components by Nose Alone | Ep 003 15.09.2025 12:38

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...

The Blink Spell: Awakening LEDs with Arduino | Ep 002 01.09.2025 21:34

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...

The Power Crystal: Choosing Batteries, Wall Adapters and Regulators for Your Electronics Projects | Ep 001 18.08.2025 19:31

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...