[DIY] Free Tripod Stand for...View Instructable »
DIY IR Proximity Sensor
Tools + Supplies
In photo 5 you need to turn the paper in step4
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Paper Hand Puppet EasyView Instructable »
Make Mini Drone (Simple and Cheap)....!
ok thanks i try to make with two IR leds
can you please make one on PCB
can i use tv sensor istead of photodiode?