• on Education & Information
  • Published in issue 5/2010 on page 43
About the article

Measured again...

E-LABs INSIDE section

Measured again...

The article 'Blinded by the Light?' in last the February 2010 edition showed that LED lamps didn’t exactly present a clean load to the AC grid and in fact created quite a bit of pollution and disturbance. A number of readers gave us some interesting feedback to this article. Using a a Fluke Scopemeter it was discoved that the behaviour of such mains-powered devices can be closely monitored and analysed.

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