Ok, so it has been a while since I took some electronics courses in college.  This youtube channel rocks the house when it comes to learning about electronics.

Since I am learning a lot about transistors and mosfets to use as switches for a lot of my projects from driving LEDs, these tutorials really helped.

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Below is a list of their playlists.

rojects from driving LEDs, these tutorials really helped. Below is a list of their playlists.

Recommended electronic tutorial videos
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Passive filters
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How to build power supplies!
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