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Instructables

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  How to Make Automatic 12V Battery Charger Simple at Home

  37 4.5K
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  How to Make a Power Lab Low Costs 30- 50$

  6 389
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  How to Make a Simple 100w Class AB Amplifier at Home

  231
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  How to Make a PIR Sensor Alarm at Home

  4 903
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  How to Make Adjustable Voltage Power Supply Simple IC LM317

  8 1.0K
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  Christmas Tree Handmade

  2 291
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  How to Make a Super Bright Led Flashlight

  18 1.2K
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  Christmas in Vietnam

  169
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  How to Make a Powerful Fan With Solar Panel

  1 530
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  DIY USB Solar Pane Phone Charger

  10 682
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  How to Make a Powerful Fan With Solar Panel

  8 862