How To Calculate Your CCTV Lens Requirements
How To Calculate Your CCTV Lens Requirements Here is a step-by-step guide on how to calculate your CCTV lens requirements. This guide is also available for download at www.systemq.com Tip No. 268.
How To Calculate Your CCTV Lens Requirements Here is a step-by-step guide on how to calculate your CCTV lens requirements. This guide is also available for download at www.systemq.com Tip No. 268.
“Video Motion Detection” or “Instant Detective” What’s the difference? You can set up most DVRs to “activate” recording when the DVR senses movement in a particular area, this is called “Video Motion Detection” or VMD for short. This is obviously quite a useful feature. For example, using VMD you could set up a DVR…
CCTV technology has changed over the years since its inception in the 1940s, electronics have become more advanced and more compact each year and cameras are now commonplace in most streets and businesses.The early “noughties” saw cameras being produced with colour electronics and a move from tape recording systems to digital video recorders saving footage on…