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User Journal

Journal Journal: Appearance of the Folding-screen Conceptual Cell Phone

Nowadays, in the time of high development of the science and technology, people prefer to those folding equipments such as the folding bike and folding furniture. As they are smaller in size and lighter in weight, they can bring much convenience to our life. About the mobile phone, the traditional folding mobile phone is just designed with a separate screen and keyboard. However, a folding screen conceptual mobile phone

User Journal

Journal Journal: Why the Mobile Phone Jammer is So Popular?

Have you ever thought why people use the mobile phone jammer? It’s obvious that a cell phone jammer provides you with peace and quiet you deserve and keep you in a safe condition. You should note that cell phone jammers are not intended to harm. Emergency service frequencies are never disturbed even though a mobile phone jammer is utilized.

User Journal

Journal Journal: A Cell Phone Jammer Brings You Peace and Quiet

Have you ever want a cell phone jammers to enable you enjoy the peace in your location? You may find a cell phone jammer always satisfy your needs well. A portable cell phone jammer can come to give you a hand when you in any location where a nuisance is likely to be created by the cell phone.

User Journal

Journal Journal: What is a LED?

It is important to know what a LED light is if you want to understand how a high power LED flashlight works. LED stands for light-emitting diode. It is a semiconductor diode that emits light when an electric current is available for it. It’s just like a simple circuit. This circuit produces electroluminescence such as infrared rays, visible rays and ultraviolet rays. These lights are often very thin,

User Journal

Journal Journal: Cell Phone Jammer Enhances Your Security

With the rapid development of the communication technology, the mobile phone is widely used in the world. While the mobile phone brings great conveniences to people, it also raises new challenge on the security of confidential work. In recent years, the wiretap, cheating in examination, medical negligence and gas station explosion with mobile phone occurred and it has aroused great concern of the society. Maybe it’s one of the reasons that promoted the appearance of cell phone Jammer.

Communications

DIY Texting System For Really Underground Radio 98

Gulthek writes "Sixteen-year-old Alexander Kendrick has created a device that allows texting and other data transfer from almost 1000 feet underground. The tech could allow rapid emergency communication with the surface and opens the potential for scientific measurements without the need to continually visit (and disturb) the cave environment." There's some kvetching in the NPR story's comments that it's not the first use of cave radios, but that seems to miss the point.

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