Network adapters and their replacement

!: Network adapters and their replacement

What are the network cards?

Many homes today are different network cards in them, some have more than fifty. You are responsible for charging mobile phones and other devices that come with rechargeable batteries, food, electronic equipment, mobile Computers and cordless phones, game consoles and Printers used.

They are necessary because the facilities for most electronic works from a low voltage (up to 12V) DC, but provides a higher voltage are (110V in the U.S. and 220 to 250V in many other countries)The power supply converts AC voltage, which is needed to power the device. It is usually plugged into a socket and a cable connects the device.

They should be switched off or unplugged when not in use to prolong its life and save electricity.

If you need to replace the following things be considered:

1. I have to (input) are purchased correctly provide an adapter as the United States and used in Europe (or vice versa), not onlyto work, but it could lead to costly damage to equipment performance is designed to cause.

2. The plug end must fit the device it powers many cards are in general use with a selection of different connectors that correspond to many devices, but some manufacturers are constantly changing their spines to force customers to buy their own cards in the usually much more expensive.

3. The output voltage must be correct many but not all adapters deliver 12V. Many general purposeAdapter are up to, usually in increments of 1.5 or 3 V 12V. Once the voltage is set, it's a good idea to tape over the switch is set, so that they can not be changed accidentally.

4. The adapter must provide at least the required by the device more economical all-purpose adapters usually deliver 300 mA at 12V. If the unit requires 500mA to say, the card will fail soon. The adapter old wrote on what the current (or energy), it offers, andReplacement, you must provide this current or more. to share If the card is labeled in watts (or VA, for the purposes of this article is the same) the power of the output voltage to get the latest. For example, an adapter labeled 12V, 6W to a recent offer from 12.06 = 0.5 to 500mA.

5. The polarity of the output should L 'inside the connector can be adjusted + or -. This can be reversed if all the cards for general use. It must be the same as the original.

6. The dcSupply from the card can be either regulated or unregulated power supply with DC output floating. This is usually good for cards that are designed only to recharge the batteries. However, if the power supply to regulate directly to the device, often (ie, the output varies very little) to be. regulated adapters are more expensive. Can be used in all Cases, but not vice versa.

7. These power supplies are only a transformer and, if the device usedbeat BC This is almost exclusively used in low voltage lighting.

A final word about the network adapters for digital cameras, as these ordinary alkaline batteries down very quickly. If you use the camera inside mostly, it would certainly pay to buy an adapter for them. Most are regulated 7V 2500mA. They cost about 20 pounds. If you use the camera outside, it is worth re-chargeable batteries can be recharged at home use.