| Dallas
chip Proximity Magnetic stripe Wiegand effect Barium ferrite |
Card
reader technologies |
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Each chip is unique Provides fast and easy use Constructed of stainless steel Mounts to key rings or existing badges Smaller and lighted than traditional keys Operates in extreme temperatures and climates micro-chip uses hexadecimal numbering system |
Dallas chip mounted on a key fob  Dallas chip reader  |
Small card size Easiest of all readers to use Standard read range of 4" Extended read ranged to 36" Operates through glass and walls Operates well in extreme climates Readers encased in epoxy and pvc Narrow and single gang mount |
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| Low
cost cards
Cards can be duplicated Designed for low security situations Best suited for interior applications Scratching the stripe may destroy the card |
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| Swipe
through use
Thicker than standard cards Best suited for interior application Magnetic wires are embedded in the card Bending of cards may render them useless |
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Controller is mounted inside the reader Thicker than standard cards Barium ferrite is embedded in the cards Bending of cards may render them useless |
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