re: AC?

azstrummer — 3/6/2007 3:32:52 AM (archived)

LED's work off of DC but my guess is the power supply fed by an AC transformer has just a simple rectifier for an output and nothing in the way of real filtering to remove the DC pulses. A simple capacitor across the output would probably remove the ripple.

Art

The whole thread (23 posts)

Question on LEDs - TB - 3/5/2007 1:35:01 AM
- Is it AC or DC? - The Artist formerly known as Scott Evil - 3/12/2007 9:04:54 PM
  - Nevermind. Throw them out and buy new! - The Artist formerly known as Scott Evil - 3/12/2007 9:12:50 PM
- Flicker - Bowser - 3/5/2007 2:10:12 AM
  - Hmmm. - TB - 3/5/2007 3:03:12 AM
    - re: AC? - Chris Vancil - 3/5/2007 6:27:51 AM
      - re: AC? - azstrummer - 3/6/2007 3:32:52 AM
      - I'm assuming the little box converts to the DC current an LED needs. - TB - 3/5/2007 6:36:34 PM
        
        re: I'm assuming the little box converts to the DC current an LED needs. - Chris Vancil - 3/8/2007 12:36:39 AM
        
        Strobing, and more description of the system - TB - 3/8/2007 8:07:07 AM
        
        "some stupid diode function" - et - 3/6/2007 8:27:32 PM
        
        60 Hz vs 50 Hz? - n - 3/6/2007 3:26:30 PM
        
        Danger Danger! {Flailing robot arms} - et - 3/5/2007 9:57:27 PM
        
        I don't do a lot of basic electronics any more. - TB - 3/5/2007 10:14:08 PM
        
        Using both halves - LS - 3/5/2007 10:39:50 PM
        
        I used that diagram in 1970 to make... - alcaray - 3/7/2007 4:35:23 PM
        
        Replace "ration it" with "ratio is" (n/t) - et - 3/5/2007 9:59:00 PM
        
        I think you've got it - Laurie Street - 3/5/2007 7:29:11 PM
    - Christmas lights. - Bowser - 3/5/2007 3:29:49 AM
      - PS It's March. (n/t) - Bowser - 3/5/2007 4:56:23 AM
        
        March - TB - 3/5/2007 6:38:23 PM
        
        Now that's a fundamental Christian! :-) (n/t) - Bowser - 3/6/2007 6:33:44 PM
        
        Not really... - TB - 3/7/2007 1:37:02 AM

Recent posts

On this day in Geek Speak

The whole thread (23 posts)