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What is digital radio technology (DAB)?
Here are the basics of DAB - Digital Audio Broadcasting, a form of radio technology being used in some countries ...
Signal
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Articles about Signal
767 published items.
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The way the submarine sends a signal for help in distress
Immediately after detecting the incident, the crew will send emergency calls and drop buoys signaling the ship's position in distress.
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The wave breaking suitcase protects the head of Russia
This device is capable of interfering with radio signals and remote control on all frequency bands.
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Discovering the 'twin' of the Bermuda Triangle?
People are warned not to enter this area - where there are no mobile phone signals, radios or TVs.
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What color is the turn signal light? It's easy to think but 90% of people answer wrong
Use motorbikes and cars everyday but do you know what the turn signal light of the vehicle (navigation light) is in color?
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Why do Americans still believe in the ability of radio waves to be more mobile?
In an era when mobile waves bring many features superior to radio waves, why people still believe in using a technology
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How are marine optical cables welded?
According to Wikipedia, fiber optic cables are a type of telecommunications cable made of glass or plastic, using light to transmit signals.
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Give up the worry of running out of electricity with the world's first batteryless phone
Researchers at the University of Washington, USA, have successfully tested a batteryless phone.
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'Dummy mole' on the face - courtship of 18th century ladies
Few people doubt, the 18th-century lady raced to mark the moles on her face because they considered it
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If aliens really contact us, what will happen?
What will people do when they find aliens? Good answer ...
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Everybody felt the phone vibrate without anyone calling and the reason was ...
This is a very feeling
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How does color affect customer behavior?
When the eyes see a color, it communicates with the hypothalamus, then sends a sequence of signals to the pituitary, into the endocrine system and then to the thyroid gl…
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Can someday cells in your body connect to your smartphone?
With recent research, scientists think it is possible.
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11 interesting figures about cars
Every car is composed of at least 30,000 parts, Toyota produces the most cars in the world, white cars are the most popular, .. are interesting figures about cars, maybe…