CES 2026 is just around the corner and we will be there again but, looking back, our 2025 coverage was very popular. Though ...
Over on YouTube [Lockdown Electronics] reviews an old bit of kit known as the Silicon Controlled Rectifier (SCR). Invented in the 1950s the SCR is a type of thyristor and they were popular back in ...
6don MSN
999, 925 or 958? Here’s how to check silver purity, spot fakes & test silver at home before buying
Not sure what 999, 925 or 958 silver means? A simple guide to silver purity, grades and easy home tests to check authenticity ...
Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based ...
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