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Co-axial cable
| CCTV glossary (глоссарий терминов по видеонаблюдению) |
A type of cable typically used in cctv installations that has a central conductor, surrounded by a shield sharing the same axis. the shield can be made from a variety of materials including, braided copper, or lapped foil. there are various standards for specific types of co-axial cable. the cable used for normal cctv installations is called rg59.
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Wdr security cameras, английский
A wdr security camera (wide dynamic range) is used for capturing clear images of objects surrounded by a strong back light, while still keeping the background visible.
Geovision, английский
A quality brand of dvr cards made for windows based computers. a complete line of geovision dvr cards can be seen here: geovision dvr cards.
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