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easy wind speed meter (WSM)

easy wind speed meter (WSM)
this  inscrutable  show how to make an wind speed meter. it's really easy so its won't need more than 5 minutes to make it .

 
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Step 1Materials


for this inscrutable you will need :
-computer fan
-230v cable (without grounding)
-multimeter
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3 comments
Nov 23, 2011. 7:43 PMtylervitale says:
This is actually a really good idea! I might need to try this...
Aug 6, 2011. 3:30 PMyaly says:
add a trimmer in series with the fan to limit the voltage for calliberation
May 14, 2011. 7:46 AMerenjay says:
Awesome :)

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Author:Gernerakos