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Alarm devices: Overview

Published 16.07.2010 Presenter Anton Pankratov

Electronic packages, blocks and modules are in great demand all over the world. Guards ensure security.
VM083 infrared beam barriers are security system sensors that may be used even at stadiums as a photo finish device or as a remote control of various devices. IR-irradiator and a photodetector are installed opposite each other at the distance of up to 50 m along the protected area border ...