Learning How To Fix A Phone With Water Damage

| Saturday, July 16, 2011
By Ruben F. Davis


With the advent of electronic devices, the convenience that they afford has made it a vital skill to learn how to fix a phone with water damage. There is a high probability that an electronic device that you own will get waterlogged at some point. Knowing what to do immediately is a definite skill one should have to minimize costs in repair or buying a new unit.

Liquids that come in contact with electronic devices can spell disaster to some people. But if you act quickly enough, you can prevent damage before it even happens. Once the liquid has penetrated the device, the first thing one should do is dry off the external parts of the unit and take the device apart to dry off the internal parts as best they can.

Separate the sim card and the battery pack from the cellular device immediately and dry them off. The rest of the device should be submerged in a container of alcohol for at least three minutes to displace liquids that could possible corrode any of the cellular device parts in the internal parts of the unit.

There are situations when a person will drop their unit in coffee or juice, which is very sticky and thick. To prevent stickiness in the unit, it is best to soak the device in distilled water for a few minutes to get rid of the stickiness. Once this is gone, then the unit can be soaked in alcohol to displace the water and prevent corrosion.

After three minutes of soaking, remove the device from the alcohol and place it on a dry highly absorbent cloth to dry. You can help it along by drying off parts of it with earbuds. It should take about two hours to dry completely. Shake the device once in a while to dislodge any alcohol that is stuck in hard to reach places.

Sometimes turning on a hair dryer at low heat and lightly passing it over the device once in a while will help. Once you know the device is completely dry, put it together, with the battery and sim card, and try turning it on.

This method on how to fix a phone with water damage has been a tried and tested procedure that often gets positive results. However, if the phone does not turn on, you may need to bring to back to the place you brought it to get it looked at by a professional.




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Radio Receiver Technology: Continuously Leaping Forward Until Today's Time

| Saturday, July 9, 2011
By Lewis Gil


Radio receivers function through detecting, demodulating and amplifying transmitted received trough electronic circuits. The signals received through the electronic circuits are then transformed into different forms that can be understood and used by users such as sound, pictures, digital data, measurement values, navigational positions, etc. Audio and high fidelity audio receivers, satellite television receivers, and crystal radio receivers or radio sets are just come of the different types of receivers that are found in the market today.

An AV receiver is a type of receiver which uses an amplifier, a preamp/processor, and an FM/AM tuner. Along with audio and high fidelity audio receivers, this type of receiver is the most commonly used type especially by home stereo listeners and audio and home theatre system enthusiasts. The increased need in better audio is brought about by the increasing number of high definition television and home theatre systems found in the market. On the other hand, there are also the satellite television receivers which can be considered as the most widely used radio receiver in the world today. This type of radio receivers is used to receive television programming from communication satellite found din the outer space. Given the fact that almost all homes in the world have at least one television set at home, it is no wonder that this type are the most popular and widely used.

Used in the reception of modulated AM/FM signals, crystal radio receivers or radio sets as they are commonly known are considered as the simplest type of radio receiver. The first example of this radio sets are the transistor radios popular during the early 1900's. These days, AM and FM radios are being integrated as parts of more common music and sound sources which includes cassette players, DVD/CD players, MP3 CD, USB key players. Other popular types of radio receivers include the communications receivers, specialized-used receivers, measuring receivers, and scanners. All these types of radio receivers are commonly used fro the purpose of entertainment. However, it is also important to note, that besides entertainment, these are also being used as tools fro business as well as security purposes.

The discovery of radio receivers was attributed first to the discovery of electromagnetic waves by James Clerk Maxwell in the 1850's. Electromagnetic waves were then demonstrated by Heinrich Hertz in 1887 by using a spark gap equipment to transmit and receive radio waves. However, it was Alexander Stepanovich Popov who designed the world's first radio receiver first seen at the All Russia Exhibition in 1896. His experiment demonstrated how a wireless device can detect an electromagnetic signal flowing through the air and can convert this into usable form-which is the same concept that brought us now the cellphone.

In today's generation, the technology for radio receivers is still moving forward. From the discovery of electromagnetic waves to the discovery of transistors and radio sets, receiver technology had been advancing gradually yet regularly. Digital signal processing which is performed by converting the signal to a digital stream that is manipulated mathematically is now widespread. Also, a number of other functions usually performed by an analogue intermediate frequency stage can now be processed through software.

Radio receivers have indeed been a great leap in the field of science and technology. With these receivers, communication and entertainment have been made easier for consumers. From transistors, radio sets, television sets and today, cellphones, radio receivers have been a vital part in the search for ways on how to improve every individual's day-to-day living.




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How Much Does Satellite Radio Cost?

| Friday, July 8, 2011
By Owen Jones


Satellite radio is highly popular these days and it is growing in popularity more and more every day. If you are not certain what satellite radio is, you can look at it like cable or satellite television. In essence, satellite radio is a subscription only service. It has a colossal assortment of radio stations that are not accessible on the ordinary AM or FM services.

If you are wondering about how much satellite radio costs, then the answer is the maddening one: it depends. It depends, because there are several variables, such as the apparatus itself, installation fees and monthly fees. Equipment from the countless manufacturers varies a lot as well.

For instance, Bose is more expensive than a Chinese item from Walmart. Installation charges vary depending on where you live and who you use and the monthly fee will depend on which package or bundle you select. So, regrettably, the answer is: it depends.

There is also a one-off 'activation fee'. This costs about $15 if you do it by phone and about $5 if you it over the Internet. However, the push is on to get you signed up, so there are frequently promotions on doing away with this outrageous rip-off fee. As if you will not be paying enough in monthly charges for the rest of your life!

If you want to install satellite radio in your car, you have two alternatives, if your existing radio is not 'satellite ready'. You can either purchase a new car stereo that is 'satellite ready' or you can buy a satellite signal receiver and decoder unit and plug it into your present radio. This decoder can be hidden away under the driver's seat or stashed in the trunk of the car. You will also need a new aerial on the roof.

Costs differ outrageously, but let's average it out at $600 for a decent, new, satellite-enabled, ready to go stereo fitted and working or $350 for a cheap system using your own radio, but also ready to receive satellite broadcasts. So, you could say, on average, for about $500 you can be listening to satellite broadcasts.

However, just as with laptop computer prices, demand creates downward pressure on prices and by the time you read this piece, the price could have halved. Let's hope so.

Portable satellite radio receivers can be a bit cheaper, mostly because there are no installation charges and come out at around $400.

Then there are the monthly subscription fees. As I said above, this depends on the package you choose. The average charge is $10-$15 a month, but specific channels can be extra. For instance, you could receive the Playboy channel for free at one time, but the normal cost is $2.95 per month.

Sport may cost more, especially for a finals match. Sometimes, you can get a discount for paying annually and Sirius even has a one-off, lifetime option at $500. Perhaps the best thing to do is keep an eye on the promotional offers and be ready to pounce quickly when a fitting one comes up.




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