Magnetic stripe card is currently used in commercial operations of membership cards

Magnetic stripe card is currently used in commercial operations of membership cards, but many people do not know that the magnetic stripe card is actually high and low resistance, as the name implies "resistance; is the meaning of anti-interference, but in fact, high and low resistance between the magnetic stripe card in addition to anti-interference and data writing, supporting the magnetic stripe reader are different.

1, low resistance magnetic stripe card data can only be written in the second track, which is commonly known as the "single two track;, the first and third track is unable to write data.

2, high resistance magnetic stripe card is different, three tracks can write data.

3, and the track data writing is also different, the following to explain the track data writing data

4, the first track can write the letters A-Z, numbers 0-9, a total of 79 data can be written

5, the second track can only write the numbers 0-9, a total of 40 data can be written

6, the third track can only write data 0-9, a total of 107 data can be written

7, only the first track can write letters, and low resistance magnetic stripe data can only be written to the second track, so if you want to write letters can only be high resistance magnetic stripe card.

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