First CCTV (Closed-circuit television) system was installed by Siemens AG at Test Stand VII in Peenemunde, Germany in 1942. This CCTV system used to observe the launch of the world's first ballistic missile Vergeltungswaffe-2 (V-2).
German engineer Walter Bruch was responsible for the design and installation of these systems. With CCTV, officers were able to monitor the test from short range without danger, watching the damage and other problems that may have otherwise gone undetected.
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CCTV recording systems are still often used at modern launch sites to record the flight of the rocket, find possible causes of the failure of the work function. Larger rockets fitted CCTV allowing pictures of stage separation to be transmitted back to earth via radio communication.
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Currently, the use of CCTV cameras in public spaces to minimize the risk of crime. CCTV cameras cover most of the urban areas. CCTV installed at every street corner to make it easy to police monitor the point where are experiencing congestion or crime, so that treatment can be carried out immediately.
The use of CCTV cameras is not limited to the public sphere alone but has been widely used by individual persons or companies for a variety of purposes. *** [WIKIPEDIA | SEPTI | PIKIRAN RAKYAT 27092012]