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Inside the Device

Tear down real devices and understand exactly how the engineering works inside.

4 articles
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Inside the Device

Inside Wireless Earbuds — How Tiny Computers Fit in Your Ears

Explore the incredible engineering inside wireless earbuds — from Bluetooth chips and miniature batteries to ANC microphones and charging cases.

May 2, 2026·3 min read
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Inside the Device

Inside a Laptop — How the CPU, RAM, SSD, Battery, and Cooling System Work

Understand what’s really inside a laptop — from the motherboard and CPU to RAM, SSD, cooling, and battery systems explained in a simple but deep way.

Apr 29, 2026·3 min read
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Inside the Device

How a Switching Power Supply Works

Tear down a phone charger to understand how switching power supplies convert AC mains to clean DC at high efficiency.

Mar 15, 2025·3 min read
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Inside the Device

Inside a Smartphone — How 1 Billion Transistors Fit in Your Pocket

Explore the amazing engineering inside modern smartphones — from the SoC to the battery management system.

Mar 1, 2025·3 min read