He suspected EMF interference so as a quick first step he decided to throw together an EMF detector using an Arduino. It uses a bank of LEDs as an indicator bar to reflect the EMF picked up by the ...

Neither I nor anyone else can say whether ghosts exist or not, and that's not the purpose of this list. Whether you believe ...

EMF meters detect and monitor harmful electric, magnetic or electromagnetic fields surrounding personal or work areas. Electromagnetic fields (EMF) are invisible lines of force produced by the voltage ...

There was a time in the not-too-distant past when magnetic tape was the primary way of listening to and recording audio. Most of us are familiar with the cassette tape, a four-track system that ...

It was shocking how supportive it was as a bra alternative. Despite how thin the tape was, it remained right where it was placed, lifting and covering as needed. The tester had to be a bit careful ...

In June 2009 there were more than 4.3 billion mobile phone connections around the world . Mobile phones emit radio and microwave frequency electromagnetic fields (EMF), and there are many concerns ...

If you’ve heard the expression “like water off a duck’s back,” you may be surprised to learn that some people believe the phrase to be the original inspiration for duct tape. This durable ...

The first electronic storage medium, magnetic tape is made of flexible plastic with one side coated with a ferromagnetic material. The data are recorded as binary digits (bits) in the form of ...

As shown in the video, to find the EMF and internal resistance of a cell, the following circuit is set up. At the point at which the line meets the terminal potential difference axis there is no ...

While not a format seen in the mainstream now, the rarest VHS tapes fetch an impressive price. In the modern age of streaming, there is a community of collectors who keep the VHS video format ...

Call of Duty: Black Ops 6 has a lot of guns, but none are as interesting as the "wonder weapons" in Zombies mode. Laser guns ...

The best gravel bar tape will help keep your hands more comfortable and add grip when you're riding on gravel. It will serve equally well to add some extra comfort for road riders too. As you head ...