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How to Build an Arduino Heart Rate Monitor with PulseSensor and OLED Display

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

This Modder Is Making a Retro Gaming Handheld That Plays Actual SNES Cartridges

We’re in a renaissance of retro tech thanks to modders willing to push the envelope of old-school gaming. Take this ongoing ...