jetlib.sec » Hack a Day » Replacement speedometer

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Hack a Day

• June 17, 2010
• 

  Replacement speedometer

  Posted: June 17th, 2010, 9:00am PDT by Mike Szczys

  Tags:  truck replacement speedometer howard speedometer-cable hall-effect-sensor writeup transportation hacks  

  [Howard] built his own replacement speedometer for his truck after the original speedometer cable broke. He’s using surface mount components and produced a two-board design that is quite nice. When he tipped us off he mentioned that this is Arduino powered and uses a hall effect sensor. There’s not talk of this in his writeup but we [...]