How to select CCTV Camera for DVR Surveillance System:
Since today's most common DVR System is designed base on H.264 compression format, following is information about the matching Color CCTV Camera.
The picture quality a camera will provide is measured in TVL, or TV Lines of resolution. A higher TVL will result in more lines of resolution and much sharper picture quality. The standard TVL size is 380 TVL to 420 TVL, with high quality cameras ranging up to 480 TVL to 570 TVL.
Read more : http://www.ehow.com/way_5666093_guide-buying-cctv-camera.html
Following are some most properly CCTV Camera available on market:
Since today's most common DVR System is designed base on H.264 compression format, following is information about the matching Color CCTV Camera.
The picture quality a camera will provide is measured in TVL, or TV Lines of resolution. A higher TVL will result in more lines of resolution and much sharper picture quality. The standard TVL size is 380 TVL to 420 TVL, with high quality cameras ranging up to 480 TVL to 570 TVL.
Read more : http://www.ehow.com/way_5666093_guide-buying-cctv-camera.html
Following are some most properly CCTV Camera available on market:
Metal Case CCTV Camera:
Model: Lens-CF
*Image sensor: Color Coms
*focal length: 6mm
*Mini. illumination: 0.01 Lux
*30 Infrared LED
*Day / Night auto switching.
*Automatic Blacklight Balance
*Automatic White Balance
*Horizontal Resolution 700 TV Line.
*S/N ratio better than 48db.
*NTSC or PAL syetem
*Use DC 9~12V (Power adapter not included). US$38.60
Model: Lens-CF
*Image sensor: Color Coms
*focal length: 6mm
*Mini. illumination: 0.01 Lux
*30 Infrared LED
*Day / Night auto switching.
*Automatic Blacklight Balance
*Automatic White Balance
*Horizontal Resolution 700 TV Line.
*S/N ratio better than 48db.
*NTSC or PAL syetem
*Use DC 9~12V (Power adapter not included). US$38.60
Dome Camera:
(Model: Lens-CE)
*Image sensor: Color Cmos
*focal lenght: 6mm.
*Minmum illumination: 0.01 Lux
*Auto Iris (Day<>Night auto adjustment).
*Automatic Blacklight Balance
*Automatic White Balance
*Horizontal Resolution 700 TV Line.
*S/N ratio better than 48db.
*NTSC or PAL syetem
*Use DC 9~12V (Power adapter not included). US$19.80
(Model: Lens-CE)
*Image sensor: Color Cmos
*focal lenght: 6mm.
*Minmum illumination: 0.01 Lux
*Auto Iris (Day<>Night auto adjustment).
*Automatic Blacklight Balance
*Automatic White Balance
*Horizontal Resolution 700 TV Line.
*S/N ratio better than 48db.
*NTSC or PAL syetem
*Use DC 9~12V (Power adapter not included). US$19.80
CCTV DVR 6mm Camera
Model: Lens-CA
*Image sensor: Color Cmos
*focal lenght: 6mm.
*Minmum illumination: 0.1 Lux
*Day / Night auto adjustment.
*Automatic Blacklight Balance
*Automatic White Balance
*Horizontal Resolution 380 TV Line. S/N ratio better than 48db.
*NTSC or PAL system
*Use DC 7.5~9V (Power adapter not included). US$14.90
DIY a computer for CCTV Surveillance system w/ PCI DVR card
If you're willing to do a little work, you can build your own computer for CCTV surveillance that costs pennies on the dollar, without paying for the assistance of a professional.
Model: Lens-CA
*Image sensor: Color Cmos
*focal lenght: 6mm.
*Minmum illumination: 0.1 Lux
*Day / Night auto adjustment.
*Automatic Blacklight Balance
*Automatic White Balance
*Horizontal Resolution 380 TV Line. S/N ratio better than 48db.
*NTSC or PAL system
*Use DC 7.5~9V (Power adapter not included). US$14.90
DIY a computer for CCTV Surveillance system w/ PCI DVR card
If you're willing to do a little work, you can build your own computer for CCTV surveillance that costs pennies on the dollar, without paying for the assistance of a professional.
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