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17 February 2007 03:30 - News, articles and reviews - access control, videophone, parlophone, doorphone, intercom, video surveillance, camera, security, biometric identification

by 1 other
First of all, let us take a look at the equipment. The BIS-WDS" is a passive scanner, which records the ultra high frequency radiations in the range of 80 to 100 GHz, analyses the data recorded