HarshV

Instructables

• 

  Automatic Temperature Sensor

  69 15K
• 

  IR-Distance (Analog Value) Sensor 2$

  70 8.1K
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  Opto-Isolator Homemade (9 - 35 Volts With Arduino)

  34 5.3K
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  IR-Distance Sensor Homemade Tutorial

  32 14K