rajbex

Instructables

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  Stand-alone Heart Rate Meter

  65 3.1K
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  Arduino Powered Digital Pulse Meter

  50 6.9K
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  Easy-to-build Digital Thermometer and Hygrometer for Indoor Use

  66 15K
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  Wish You a Merry Christmas!

  33 12K
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  A Simple Tip to Add a Thermometer to Your Digital Multimeter

  34 32K
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  Microcontroller Measures Heart Rate Through Fingertip

  348 369K