• on Miscellaneous Electronics
  • Published in issue 7/2005 on page 0
About the article

EE-ternal Blinker


EE-ternal Blinker
You occasionally see advertising signs in shops with a blinking LED that seems to blink forever while operating from a single battery cell. That’s naturally an irresistible challenge for a true electronics hobbyist… And here’s the circuit. It consists of an astable multivibrator with special properties.
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