You can spend $50 on a store bought golf training aid, but Zedomax shows you how to make your own for about $5. There is also a video of the thing in action on his site. |
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Make the LEDs flash at a known rate and you’ll be able to calculate the speed and acceleration of the swing
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hmm.. good idea, we can also use an accelerometer…
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doesn’t it will be a bunder for your golf club?
what about to use cells battery?
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Oh yeah, a 3V DL2032 batteries can work too, it’s just that the 9V lasts much longer.
The battery seems to be okay as long as you use a clamp with it.