Sd Cards : Space Beyond Space

Providing you with storage for your digital cameras,Mini SD cards and Micro SD Cards are the miniature
cellphones and PDAs, SD card (Secure Digital Memoryvariations of the SD Card. They were introduced with
Card) offers extra space to store data, images, anddramatically smaller footprints: the former in 2003 and
files. It is a flash memory card that uses 32x24mmthe later in 2005. Electrically, as well as software
form factor like the Multi-MediaCard (MMC). But itcompatible, both these variations fit into a regular SD
differs from the later in the sense that it is slightlyslot via an adapter. One of the great things about
thicker (2.1mm vs. 1.4mm), and its readers acceptthese cards is that the user can choose the size, as
both formats. These cards are available with awell as the quantity to have on hand, according to his
storage capacity of up to 4GB.needs and budget.
SD Cards support encryption and content protectionOne thing to be remembered while buying SD cards:
that is indicated by the word 'Secured'. A user canif the resolution of your digital camera is high, you
ensure that the data he has stored are securedneed a high capacity memory card. It cannot be
unless and until he takes the necessary steps todetermined as to how many images you can store
unprotect them. Thus, SD cards offer the benefit ofon a particular memory card. It depends on various
'write protection'. So, fears of accidentally losing orthings like: the kind of the images, their file type and
changing data can be eliminated by using these cards.the compression rate per photograph. Typically, a 128
Still, these are used for regular storage due to theiror 256 megabyte card is sufficient for an average
small size and fast transfer rate.photographer who use a 3-5 mega pixel camera.