In Part 1, I discussed the background behind lock-in amplifiers. Here, I’ll cover analog and digital lock-in amplifiers, software-defined radio, de-embedding, and the hardware and software ...

Within the fields of everyday carry and travel security, the zipper lock is a category whose core structure has rarely been reexamined. For decades, most designs have relied on keys or simple ...

This file type includes high resolution graphics and schematics when applicable. The continuous introduction of new technologies and the growing Internet of Things (IoT) is creating new opportunities ...

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When I came to Congress in January of 2017, I made the construction of a new lock in Sault Ste. Marie, Michigan, a top priority. Like many things in Washington, this goal didn’t come without its ...

Lock-in amplifiers let you measure very small signals that would otherwise get lost in the noise of even the best available amplifiers. Originally analog circuits, lock-in amplifiers have evolved into ...

With advanced features such as Apple home keys, door status detection, and Matter compatibility, Level Lock Pro delivers on all the smart features consumers want, in a package that beautifully ...

Learn how to create the viral iPhone lock screen with iOS 26’s depth effect, underwater clock, and advanced customization features.

Level Locks are getting smarter. The original Level Lock (now called the Level Bolt) was a great way for renters and homeowners who don't want to replace their lock design to still get smart lock ...

Dan Seifert is an editor overseeing The Verge’s product reviews and service journalism programs. Dan has covered the technology world for over a decade at The Verge. Level is a relatively new company ...