Volt-meter

How To : Top 4 Phones for Music Lovers & Audiophiles

While music may not technically be a "universe language," it is the one language listened to by all. There are over 1,500 music genres today—rap, classical, rock, jazz, trap, hip-hop, house, new wave, vaperwave, charred death, nintendocore... and the list goes on. And if you'r ...more

How To : Charge a Cell Phone on Train Tracks

If you're ever lost or hurt out in the middle of nowhere with a dead cell phone, you might be able to "flag" down help as long as you're near some railroad tracks. Some train tracks carry a small electric charge as a means of detecting other trains for signaling or for detect ...more

How To : Hack your cell phone to charge on USB

Kipkay teaches you how to make a USB cell phone charger and first you need a standard USB cable. Cut off one end of the cable and use a voltmeter to check which of the four wires has five volts.

Ranked : The 4 Best Phones for Music Lovers — Under $400

One of the most popular usages of modern-day smartphones is listening to music. It doesn't matter if you download or stream your tunes, you are part of a massive group of users who do exactly the same. While statistics are a bit foggy on how many smartphones users download mus ...more

News : The World's First Digital Camera

Born in 1975, the world's first digital camera used a standard cassette tape to record images, rather than today's standard data cards. Vintage 1975 portable all electronic still camera. Via Kodak, Steve Sasson, the inventor of the digital camera, describes it's inception: "I ...more

How To : Use the Gold Medal X-15 Cotton Candy Floss machine

This video demonstrates how to make cotton candy using the Gold Medal X-15 machine. Plug in the three-prong chord in its own independent jack. Use a heavy duty three-prong extension cord if needed. Remove the clips from the net and spread the net around the inside of the pan, ...more

How To : Repair home appliances with the use of a voltmeter

With a voltmeter, you can safely check the AC and DC voltage levels, measure resistance and even measure amperage or give circuit readings. What this means is that you can use this to diagnose problems that some of your household appliances might be having.

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