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==The Technology== | ==The Technology== | ||
Most vending machine sensors use a type of technology known as passive infrared sensors (PIR), which unlike optical sensors that use an LED transmitted and infrared receiver, emits nothing. | |||
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Revision as of 01:02, 5 February 2010
Motion Sensor Controlled Vending Machines
The Technology
Most vending machine sensors use a type of technology known as passive infrared sensors (PIR), which unlike optical sensors that use an LED transmitted and infrared receiver, emits nothing.