Everything you need to know about SD memory cards

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Over the years these have evolved to meet the demands of increasingly advanced cameras, from the higher megapixel counts of sensors to
expected to perform, which can make choosing a card confusing to those unfamiliar with the terminology
We're here to demystify the process and help you find the best card for your camera, so here are the main things to consider.Type and
should be compatible with the two main types of cards manufactured today, namely SDHC (Secure Digital High Capacity) and SDXC (Secure
anything to or delete anything from the card, and this is a useful way to secure your images and videos, particularly once your card is full
Sometimes this tab can be moved slightly when you're inserting a card into your camera
If you get an error message when trying to take an image, take the card out and check the tab isn't in the 'locked' position.Some microSD
cards come with full-size SD adapters, so you can use them in a phone or tablet as well as in your cameraOther types of SD cards come in
smaller variants, such as microSDXC
These are typically used in smartphones, although they often come with SD-sized adapters that allow them to be used in cameras and card
readers.Lexar and Sandisk are the dominant players in the market, although Integral, Kingston and Transcend produce perfectly sound
alternatives that may be cheaper, while there are also options from well-known brands such as Toshiba and Samsung
Whichever brand you decide to go for, only buy from a reputable seller, as there are unscrupulous outlets offering counterfeit
cards.CapacityMemory cards come in a wide range of capacities, and this is reflected in their price
All cards with a capacity of 32GB and under fall into the SDHC camp, while cards sized at 64GB and over are classed as SDXC
beyond what most people need (and indeed, can afford)
The most common types of cards are 16GB, 32GB and 64GB.How large a card you need depends on what you intend to use it for
Someone using a compact camera with a 12MP sensor, for example, should get along fine with a 16GB card if they only intend to capture JPEGs
on an occasional basis
If your camera is equipped with a larger sensor, however, and you want to capture raw files, videos or many bursts of images, you're likely
to find that a 16GB card fills up far too quickly.Avoid smaller-capacity cards if you tend to use burst-shooting to capture sports and other
action, as you'll quickly fill them upMost people find that opting for a handful of moderately sized cards is a better option than using a
single larger one
An increasing number of cameras now offer two card slots, which is another reason to invest in multiple cards rather than just
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