Thursday, December 22, 2016

Build a DIY Lap Timer for a Backyard Race Track

scott_blake_track_timerBuild a DIY timer to perfect your motorized trike lap-times around your backyard.

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The post Build a DIY Lap Timer for a Backyard Race Track appeared first on Make: DIY Projects and Ideas for Makers.



from Make: DIY Projects and Ideas for Makers http://makezine.com/2016/12/22/build-a-diy-lap-timer-for-a-backyard-race-track/
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