How to calculate the storage size for AHD/HDCVI/HDTVI DVR?
No matter you want to use an IP camera system or a HD camera system, you have to use HDDs for video storage, here comes the question – how many HDDs should the system use? what the capacity size of the HDD should be used? Installers or end-users need to estimate the required storage size according to the time length that the system should keep the video footage. Additionally, sometimes the cost of one piece HDD is equivalent to the entire cost of camera system, hence we don’t want to waste money on HDDs.
1# How to calculate the storage size?
To estimate or calculate […]
Installazione Telecamere – Protezione dai fulmini
Lightning strikes and voltage surge will damage everything, it’s the devastating blow to your security camera systems. Lightning/surge protection is essential when installing the video surveillance systems, especially the outdoor cameras are prime targets for lightning strike. Although most majority CCTV equipment features standard lightning/surge protection, you still need to have extra measures to protect the system from lightning strikes.
How to protect your camera system from lightning?
- All the equipment should be properly grounded to the building’s structural steel as close to the equipment as possible.
- Don’t use individual power supplier for cameras, using a power distribution box with circuit […]
How to maintain your video camera system?
Video camera systems become the essential electronics as part of your home appliances, more and more people concerns how to maintain the video surveillance system, therefore can not only let you achieve the desired video surveillance result, also may extend the lifespan of your system. Leo is the security expert, he repents us the 15 practical tips for maintaining the video camera systems. Following these tips can avoid your system to become very expensive yet ineffective CCTV system.
1# Clean your camera’s lens
Accumulated dirt or dust on your camera lens will result in blur image or the camera will have a […]
Guida su Videosorveglianza
Cos’è la videosorveglianza:
La videosorveglianza è uno dei settori in sviluppo che si occupa di vigilare a distanza un luogo o un bene, attraverso l’uso di telecamere.
Inizialmente la videosorveglianza era di tipo analogico ,o ibrido, e nasce da un ingegnere tedesco nel 1942, ma si usa solamente per scopi militari.
Successivamente, negli anni ’70, si espanse a livello sociale, per poi arrivare all’utilizzo di videocamere digitali.
Componenti di una telecamera:
La videocamera è costituita da tre elementi fondamentali: la lente, il sensore, processore o elaboratore d’immagine, e il registratore.
L’immagine passa dalla lente e viene catturata dal sensore, che in base alla qualità avrà più […]