I Picked the Wrong Arduino and Ran Out of Pins Halfway Through
Uno has 14 digital pins. My project needed 18. I redesigned everything to fit. Here's the decision framework that prevents choosing boards you'll outgrow in a week.
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I Burnt Three Resistors Before Learning to Read Color Codes
Brown-black-red looks like 1K ohms. It's actually 1000 ohms. Same value, right? Wrong. Here's why that confusion costs you components and wastes hours of debugging.
Your First Project Failed Because You Picked the Wrong Power Supply
Wall adapters burn components. Batteries die mid-project. Bench supplies cost $200. Here's the decision framework that prevents blown circuits and wasted time.
My First PCB Literally Burned Because I Used Default Trace Widths
Defaults work great for sensor boards. They'll destroy your motor controller. Here's the 4-category framework for matching PCB specifications to what you're actually building.
Stop Buying Complete Workbenches: The 3-Stage Approach That Actually Works
Every guide shows you the finished workbench. Nobody shows you which tool to buy first. Here's the progressive framework that builds your workspace one project at a time.
Why You're Choosing Microcontrollers in the Wrong Order
Wireless first, timeline second, GPIO third. The sequence of questions matters more than the answers. Here's the framework that turns 47 options into an obvious choice.
I Wasted $340 on Electronics Tools Before Building My First Circuit
Most beginners waste hundreds on tools they don't need. Here's the $120 starter kit that actually gets you building working circuits.
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