Diode and LED Tester

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The polarity markings on LEDs (Light Emitting Diodes) seem to be a common cause of confusion. The polarity may be indicated by a flat section on one side of the body or by one lead being shorter than the other, but different manufacturers are not consistent as to which lead they are marking!

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http://web-ee.com/schematics/electronic_projects/diode_led_tester/
Thank you.

This entry was posted on Tuesday, April 15th, 2008 at 8:06 am and is filed under Lighting, meter. You can follow any responses to this entry through the RSS 2.0 feed.