This circuit is presented as an alternative to the IR beam break detector featured in the June 2009 issue (Silicon Chip). In order to make it relatively insensitive to ambient light, it uses a ...
Optex AX-200TN is an active infrared beam detector that features adjustable beam interruption time, anti-frost hood cover, and lightning and surge protection. Optex TWD-204RR pre-built beam tower ...
The BBA-4000 is a solar powered wireless infrared break beam system that is simple to install and requires no wiring. The break beam sensors are powered by lithium ion batteries that are recharged ...
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