Monday, January 23, 2012

Flame Sensor - hot, Hot, HOT!


For the Fire fighting competition that will be held at the end of this class, I will need to make a infrared sensor. I will an i.rLED and an 180k resistor and since i will be integrating all of this into my VEX square robot that was designed by my partner Pat, I will be also be using a VEX extension cable to plus into the digital port. My i.rLED looks something like this. i choose a high resistance because i wanted to make sure that when i integrated the sensor with the VEX, i wanted to makes sure a value will be read. After I assembled all my parts I shrouded the LED with some heat shrink to make a funnel like contraptions, so pesky extra light from other areas doesnt confuse the light. Here is what the final product looked like.

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