11 Apr '17, 2am

[email protected]

Using nothing more than an antenna, a spark plug, a flyback transformer, a diode, and a car phone charger, [Kreosan] have implemented the world’s most dangerous cell-phone charger: wirelessly charging their phone from high voltage power lines . This is a demonstration of a hack that we thought was just an urban legend, but it’s probably best to leave this as just a demo — this one is probably illegal and definitely dangerous. The charger works by holding an old TV aerial fairly close to high voltage overhead cables, and passing the resulting tiny current through a spark plug and a flyback transformer to ground. To charge the phone, they tapped the transformer, rectified it through a diode, and fed it into a car-plug phone charger. [Kreosan] claims to harvest enough “free” electricity to charge the phone. (Where by “free”, we mean stolen from the electric grid.) If you regu...

Full article: http://hackaday.com/2017/04/10/wirelessly-charge-your-pho...

Tweets

색다른 방식으로. Wirelessly Charge Your Phone From Hig...

hackaday.com 10 Apr '17, 8pm

Using nothing more than an antenna, a spark plug, a flyback transformer, a diode, and a car phone charger, [Kreosan] have ...

Hackaday Trims Its Own Resistors

hackaday.com 10 Apr '17, 5pm

As a former laser trim engineer “for a major manufacturer”, I think you may be thinking about this the wrong way, Elliot. ...

A Tiny Bench Power Supply

hackaday.com 11 Apr '17, 11am

One of the more popular projects for beginners in electronics is a power supply. Yes, you can always go to Amazon and buy ...

Hackaday Links: April 9, 2017

hackaday.com 09 Apr '17, 11pm

[Frederico Musto], one of the Arduinos in the Arduino vs. Arduino saga (which finally came to an end last September ) may ...

Hackaday Links: April 9, 2017

hackaday.com 09 Apr '17, 11pm

[Frederico Musto], one of the Arduinos in the Arduino vs. Arduino saga (which finally came to an end last September ) may ...

Hackaday Prize Entry: Detecting Adulterated Foo...

hackaday.com 10 Apr '17, 6pm

Adulterated food is food that has a substance added to it to save on manufacturing costs. It can have a negative effect, i...

Hackaday Prize Entry: Experiments with Wheeled ...

hackaday.com 11 Apr '17, 11pm

If you’ve been keeping tabs on recent developments in robotics, you surely remember Handle — the awesome walking, wheeled ...

Hackaday Prize Entry: Obsolete Time Lite

hackaday.com 09 Apr '17, 8pm

One thing you might not expect in an Altoids tin though is a vacuum tube, even one protruding through the lid. [opeRaptor]...

Ask Hackaday: How Does This Air Particle Sensor...

hackaday.com 11 Apr '17, 5pm

The hardware coming out of [Dr. Peter Jansen]’s lab is the craziest stuff you can imagine. He’s built a CT scanner out of ...

Generator Monitor Gives the Phone Company the Boot

Generator Monitor Gives the Phone Company the Boot

hackaday.com 10 Apr '17, 2am

Part of the problem with having an alarm system is its reliance on land line telephone service. Some of them are getting a...

Ask Hackaday: How Do You Python?

hackaday.com 14 Apr '17, 5pm

Python is the Arduino of software projects. It has a critical mass of libraries for anything from facial recognition and n...

Ask Hackaday: How Do You Python?

hackaday.com 14 Apr '17, 5pm

Python is the Arduino of software projects. It has a critical mass of libraries for anything from facial recognition and n...

How To Hack Your Own Password

hackaday.com 09 Apr '17, 4pm

[Haseeb] failed the marshmallow test as a kid. He has no self-control. He wastes a lot of time on reddit. There is a solut...

How To #Hack Your Own #Password

hackaday.com 09 Apr '17, 4pm

[Haseeb] failed the marshmallow test as a kid. He has no self-control. He wastes a lot of time on reddit. There is a solut...

The Shocking Truth About Transformerless Power Supplies

The Shocking Truth About Transformerless Power ...

hackaday.com 04 Apr '17, 5pm

Transformerless power supplies are showing up a lot here on Hackaday, especially in inexpensive products where the cost of...