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Why Capacitor Polarity is Important

November 6, 2009 By Dan KB6NU 4 Comments

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.

Related posts:

  1. My first job
  2. From the trade magazines: capacitors, inductors, radio architectures
  3. Device Tests PowerPole Outlets
  4. Slow Code…Sometimes It Is Important

Filed Under: Electronics Theory Tagged With: electronics

Reader Interactions

Comments

  1. Larry W2LJ says

    November 6, 2009 at 10:50 am

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

    Reply
  2. Ronny, KC5EES says

    November 11, 2009 at 8:52 pm

    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

    Reply
  3. Joe N8OY says

    November 18, 2009 at 8:03 pm

    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

    Reply
    • Dan KB6NU says

      November 19, 2009 at 4:26 pm

      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?

      Reply

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