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Thnx grahamnp.
Friends, why not to compare here the features of these three kinds of SD cards?
of my knowledge, I was told that the "class" arrangement is the more reliable as it count the MINIMUM achievement of the card, so a card of class 6 will not drop down more than 6MB/Sec (both write and read speed) while it might reach 15 or even 20 MB/Sec in best circumstances. Also, the 6MB/Sec will be maintained during the continues writing !
I dont know anything about Ultra.
80X, 133X, 150X reflect the speed of the card (Maximum I think (??) ), so it my drop down but I dont know how much it may drop!. 133 I think is equal to 15 MB/Sec write speed.
the brand names I know about these cards are: Kingston, Transcend , SanDisk, sure there is famous brands like Panasonic or Sony but they r really expensive.
I could find a card from Transcend which is class 6 and 150X the same time, I believe this would be great but a little expensive than Transcend class 6 or Transcend 150X.
I dont know till now what is the function of the lock button in the SD cards.
Plz post what u know about these cards.
bye for now
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