The power comes on a computer is the most critical component, and can be one of the most often overlooked. And 'natural and there will always work properly. A top of the line processor and ultra powerful video card to do nothing if the system does not receive ample, stable power it requires. Having quality components providing and regulating the power of a computer is critical, and this brief overview is worth a few areasConsideration.
Power Supplies
Computer power supplies take the high (110V or 220V) DC voltages from the electrical outlet and convert it into various lower AC voltages necessary for operation of a system. The typical voltages required inside a computer are 3.3V, 5V and 12V, where the 3.3 and 5V lines normally used for power circuits and 12V line provides power to components like hard drives, optical drives and fans running.
Power supplies are sold in terms oftheir overall performance in terms of performance. Choosing the right care is not just to find one that will provide enough power for all components connected to the system, but also one that is the correct size physically, has enough connections for typical drives and fans, and, if necessary, has also special connections for things like Serial ATA drives and modern video cards.
The choice of a power supply with sufficient power should not be a big problem, as withmore energy than necessary is never a bad thing. Just because a PSU is rated for 400W, 600W, or perhaps does not mean that it is drawing that at any given time. It just means all the power available for the different lines within the computer. For those interested, a good idea of their minimum power requirements, these Performance Power Calculator is a useful reference. In addition to assessing the overall performance of a power supply on the hunt for strong amperage ratingson 3.3V, 5V and 12V lines is also recommended, as power supplies with the same values of total power can deliver the power of the different lines in different quantities.
Power supplies in a few different physical sizes, but most are designed to meet the standard ATX and micro ATX (mATX) form factor to fit cases. To cool a typical ATX power supply, such as this Echo-Star 680 W unit measures 3.25 "x 6" x 5.5 "and has two cooling fans not only power, butalso help to draw the hot air out of the computer. A typical ATX power supply, such as A-Power 320W unit of measure 2.5 "x 5" x 4 "and thanks to its small size offers only a fan. MATX cases are generally much smaller ATX case, and therefore have less power, with categories of benefits are generally lower and less connections.
The supply terminals are worth consideration. Provides more power with what looks like an octopus hanging from electric wires will beFrom behind, and you must make sure that somewhere in that tangled bundle are all the connections you need. The power supply should have at least the number of connections, such as the number of units, fans and other elements in the case. Until recently, power supplies have a fixed number of connections, and if no longer needed, you had to use a splitter to distribute power to all components. Modular power supplies, such as the Ultra X-Connect 500W unit, are nowavailable to eliminate the "electric octopus" all together, and let the end user only the cables they need to connect. The flexibility of the modular design of the power, you can adjust not only makes the connections to your needs, even for easy installation and clean, with no extra wires dangling inside the houses.
Selecting the high power quality can cost more money up front, but on the road that could end up saving money. Many manufacturers now offerThe power supplies that consume less energy from the internal components of high quality, advanced design and active power factor correction. These units are now able to have the same power to deliver the components of a computer, but because of greater efficiency, less power from the outlet.
Surge Protectors
Surge protection to protect your electronics from a brief increase in voltage due to things like lightning, blackouts, heavy drawingelectrical equipment. A surge protector reacts to draw extra power to the ground, and thus protects your expensive computer equipment from damage. A wave is an increase lasting three nanoseconds or more, it reacts like a surge protector to be fast. Most surge protection devices provide a fuse (or breaker), and if the increase is too large to be managed without interruption, the fuse is blown. Even if the backup can be destroyed, a loss is small compared to what they canbe stored.
Surge protection in all shapes and styles. Some basic models can be found at your local dollar store offering fashion, but no more than a couple of outlets with a switch. Received no serious protection, but many people just want to be taken no more protection.
Surge protection will probably cost a little more serious than a dollar, but some peace of mind that your plant is actually offered to protect. In addition to protecting against surges, someThe devices provide additional functions such as air conditioning to filter out line noise and the doors of other lines such as cable television, telephone and network to protect.
Fellowes Smart Surge Power Strip protects up to 10 devices from surges and line conditioning to protect the power supply and connections for your telephone line. A very interesting feature of such a surge protector is that 4 of the doors are designed to accept bulky AC adapters. For those with surge protectors that were not designedbe so easy, there is hope in the form of Power Strip Saver Cable. Basically, just 7 inches long extension cord, these elements can be very useful when you try to connect more than one AC adapter for a traditional surge protector.
UPS
Many people familiar with Uninterruptible Power Supply (UPS) know that keeping a computer running during a complete blackout, but do not know what they're doing. Most UPS evenProtection against voltage surges and sags (when the voltage drops below normal), as well as protection against the possibility of a change in the current frequency.
UPS devices are available in two varieties, standby and continuous, although standby versions are far more common and less expensive. A standby UPS allows the devices connected to the normal electrical connection to operate until it is recognized in a loss of power, then it passes quickly (within milliseconds) on drumsAssurance on continuity. A UPS is always continuous devices connected to it run off of battery power while the batteries are recharged, the electrical connection standard.
UPS devices are sold in terms of capacity (voltage multiplied by amperage) in VA. This means that devices connected to the UPS can pull in a lot of electricity tension. A run time after a power failure is also common for a UPS on a full charge on the basis of places specifiedDevice.
Selecting a UPS needs to be done on purpose ... A smaller units, such as Fenton 600VA, enough to power a typical computer desktops, monitors, and more small devices such as printers and lights for what they rate as 15-23 minutes at full load. If more systems are equipped with electricity, or maybe there are plans for future expansion, the demand for energy is added to a larger unit, such as Tripp Lite 1500VA may need to be more suitable. The first twoThe units are in the immediate vicinity of the units will be provided with the set power, perhaps on the floor behind the desk, but if you try to add a UPS to a server, there are solutions such as the Opti-UPS rack 1100VA.
It does not matter 's, interpretation of application of a UPS can seem overwhelming. One manufacturer, APC UPS Selector is a useful application for understanding some of the hypotheses to choose the right UPS for your application created.
The final words
AComputer system is only as strong as its weakest link, and many times this distinction falls to the power supply and its components. By choosing a quality power supply, surge protector and maybe a UPS, you can ensure that the power to maintain sufficiently strong and stable their system is running now, just like how down the road when upgrades may increase demand on their system.
| Price : $80.00 | Post Date : Aug 16, 2011 10:02:00
