Instructables: exploring - technology - photodiode - featured Sat, 19 Apr 2014 21:25:04 PDT BLOX v1.01 Model Police Car
Model Police Car - More DIY How To Projects]]> dulcie.head We wanted to build a model police car with working lights and sirens. Then we decided to add a motor and instead of using a switch to turn everything and off we used a photodiode. For our car the photodiode signal is a simple on off switch. If you want a more complicated device that will respond dif...
By: dulcie.head

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Tue, 1 May 2012 16:56:30 PDT
Tamiya 72004 worm gearbox speed sensor
Tamiya 72004 worm gearbox speed sensor - More DIY How To Projects]]> ame I wanted to accurately control the speed of the motor in a Tamiya 72004 worm gearbox for a robot I am building. To do this you must have some way to measure the current speed. This project shows the evolution of the speed sensor. As you can see in the picture, the motor drives a worm gear directl...
By: ame

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Tue, 8 Aug 2006 19:46:23 PDT