Why Capacitor Polarity is Important

Dave Jones’ latest EEVBlog episode is a graphical demonstration of why it’s important to get the polarity of electrolytics and tantalum capacitors right:


EEVBlog also has some interesting episodes on test equipment, microcontrollers, and product design. Check it out.

Comments

  1. Larry W2LJ says:

    I can tell you wiithout even watching the video. Get the polarity wrong and it go “BOOM”!

  2. Ronny, KC5EES says:

    Thanks for posting. I’ve talked to kids about this, but they will enjoy seeing it much more. lol.

    73,

    Ronny, KC5EES
    Round Rock, TX

  3. Wow! My electronics teacher said he would kick us out of his class if we did this. Now I can see why!

    73,
    Joe, N8OY

    • Give him the link to my blog and tell him that he can show kids why they shouldn’t do this. Hmmmmm. Once they see it, though, they might really want to try it then. What do you think, Joe?

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