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Port Card
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Getting internet connectivity that is both reliable and mobile is now very easy with a USB wireless card. These wireless cards allow an individual to connect to the internet from any computer that has a USB port. The card is simply connected to the port in order to obtain wireless internet service. These cards can be purchased from many electronic retailers and telecommunication carriers and they are affordable when you consider the tremendous service they offer by making internet available anywhere at anytime. There are so many advantages to using a wireless card that can be connected to your computer via a USB port.
One of the advantages of using wireless cards that operate from a USB port is the flexibility. Unlike hardwired internet connections that require the use of cords and cables in order to connect to the internet, wireless cards are more versatile and offer mobility. Even internet connections that are setup for wireless capabilities are bound by a modem and a router. If using a laptop with a router you are limited to how far you can move from the router and the modem in order to receive a quality internet connection. Wireless cards that operate through a USB port are functional anywhere you want to connect to the internet. They can be used both inside and outside the home and they work off of high speed broadband widths so the internet connection is fast. Also, these types of wireless USB cards can be used with any electronic device that has a USB port in order to access the internet. This is very convenient and allows the individual to have internet access at any computer with a USB port.
An additional advantage of using this type of wireless card is the affordability. Whether you own a laptop, desktop or both some people prefer having the convenience of internet service provided through a wireless card. Since these cards can be inserted in any computer an individual gets more use from this card than with traditional wired internet service. Most of the cellular companies offer internet or data service plans for reasonable prices. For one low monthly payment an individual can access the internet anywhere he/she likes through the use of the wireless card operating through a USB port on any computer. Many times the wireless cards are offered as a free gift to consumers that sign up for one of the internet or data service plans. Since many people already have cellular phone service adding the data service plan to their cellular bills is affordable when you consider that the internet can be used anywhere as opposed to cable or DSL internet service. For many this internet option is just more affordable and convenient.
There are so many different types of USB wireless cards available that there should not be a problem finding a card that suits your needs. Some of these cards are even made with an antenna which can help with obtaining a good internet connection no matter where you. These cards are very useful and are recommended for those that desire internet service on demand.
Please visit USB wireless cards or compact printers for laptops for more information.
Photography - Understanding Memory Cards
Even more confusing than the process of deciding which model of digital camera to buy is the process of selecting a memory card for your camera. This is compounded by the fact that often your first digital camera will not come bundled with a memory card, and you will need to purchase it separately.
Important characteristics for a memory card, beyond whether or not it is compatible with a given digital camera model, are the file storage capacity (generally measured in gigabytes), and the file transfer rate (the higher the better). As an example of the numbers involved, a 6 megapixel resolution camera can store about 320 high resolution JPEG images on a 1GB memory card. A 2GB memory card would hold 640 images, and so on. But note that if you store images in the camera's RAW image format as well, your memory card will accept a significantly smaller number. This is why high-capacity memory cards are favored when you can afford them.
The wide variety of memory card types and makers reflects the relative immaturity of the field of digital photography. The different companies are still battling for market dominance, and no standard has yet been established for memory cards.
However, there are presently two main types of memory card that seem to stand above the others. These two types are known as Compact Flash (or CF) and Secure Digital (SD). For the remainder of this article I shall restrict my discussion to these two card types. Most digital cameras will support only one memory card type, though the very high end digital SLR models, like the Canon EOS-1Ds Mark III and the Nikon D3 support both CF and SD memory cards for maximum flexibility.
Compact Flash, which is currently the most popular memory card type for digital cameras (due to its historically superior capacity and reliability), was introduced by SanDisk in the mid nineties, so it has been around for a while. All the major digital camera brands employ CF memory cards on at least some, if not most, of their models. SanDisk produces memory cards that can hold up to 8 GB in file size.
For people who need to reel off a great number of shots in order to get the one or two great ones (sports photographers come to mind here), the high capacity cards are extremely convenient. Transfer rates are specified in term of the incremental "1x" rate of 150 KB/s. A "12x" card would therefore be capable of a maximum file transfer rate of 1800 KB/s. CF memory cards come in one physical size only, though with two possible thicknesses, designated as Type I and Type II, with the second being the thicker. A Type II memory card will not fit into a Type I slot, so be sure to get the correct Type when selecting CF memory cards.
Because CF memory cards are relatively large (1.43 inches by 1.68 inches) they are less likely to be found in use with smaller point-and-shoot digital camera models. Instead, their physical size makes them more suitable to the digital SLR models.
The Secure Digital memory card name derives from the fact that it was originally introduced as a means to securely store music files. The idea was that music files would be copyright protected and limited access would be permitted to files stored on SD disks. But the concept was short-lived when the security protocol was cracked not long after its introduction. Because of the tight association with the music industry, slots that accept SD cards also accept other devices like Bluetooth antenna, PDAs, mobile phones, and so on.
SD memory cards are used by all the top digital camera brands, including Casio, Canon, Nikon, Pentax, Kodak, Panasonic, and Konica Minolta.
Like CF memory cards, the SD card transfer rate is measured in the same units of 150 KB/s. Due to the smaller physical size of the SD memory card (1.26 inches by 0.94 inches) the maximum file storage capacity has historically been a great deal lower than for CF cards. Typically around 1 GB. However, SD has now targeted the high capacity market, and to do so it has had to shift to a new file format. Unfortunately this was done without a corresponding change in physical dimensions of the card, which has meant that older cards are often inserted into newer SD card slots that cannot read them, and vice versa, causing some confusion to consumers.
Once you have a memory card that is full of images, you are going to want to transfer the files to your computer, where you might process them with a software application like Photoshop, or you might send them on to someone else for the editing. One common way to transfer images from your memory card is to use a card reader. This is a small device, roughly of ipod size, which contains one or more memory card slots at one end, and a cable at the other end which connects to the USB port of your computer. In this way, your card reader simply becomes another port from which to read data onto your hard drive.
If your digital camera does not ship with a card reader, it almost certainly is accompanied by a cable which can be used to connect the USB port of your PC to the camera. In this way, your camera doubles as the card reader device that you might otherwise have used to read the memory card.
Other devices, such as photo printers, are likely to have memory card slots built right into them, so that they can accept a memory card directly. Some devices are even capable of receiving a WiFi signal sent from a camera so that files can be transferred "over the air".
No matter what the model of your digital camera may be, it is always a great idea to first consult the user manual to see what your options are regarding memory cards. Never make the assumption that one memory card is likely to work for your camera simply because a sister model, or immediate predecessor model, uses the same memory card. It is likely the case, but it pays to find out before you order new cards.
You can also visit the SanDisk site and check memory card / camera model compatibility. SanDisk lists all the major camera manufacturers and for most current camera models, gives the SanDisk cards that can be used with them.
To help you select a suitable digital camera to get started with, I have put together an article for you about how to find the right Beginner Digital Camera.
Whether you need a simple point-and-shoot model, or a more complex digital SLR model, you will find the answers, and greatly discounted digital camera offers, at http://www.bestdigitalcameradiscounts.com/
About the Author
Stephen Carter is a web developer and creator of the review script Review Foundry. He is also the creator of Best Digital Camera Discounts His interest in photography spans decades.
How easy is it to fit a port card?
I want to connect my camcorder to my pc, bought firewire cable and also had to buy a port card. How easy are they to fit and is there anything else I need before I can transfer from camcorder to pc. Ultimate goal is to transfer everything recorded to disc so I can reuse my tapes.
I guess you really mean a firewire card moonlight - they are very easy to fit and you should be able to do it yourself - but to help you go and have a look at this web page :-
http://www.directron.com/fireguide.html
You will also need some capture and editing software and this article will explain what to do after you have installed your firewire card. :-
http://phpbb.ulead.com.tw/EN/viewtopic.php?t=13421
The software being used is Ulead VideoStudio - you can download a free trial to see if it works for you from :-
http://www.ulead.co.uk/vs/runme.htm
~
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