My teacher friend was looking for Christmassy technology ideas for a science + engineering club. And I said that flashing leds might be good, and if you can get three phases going, you can have a light chasing effect. And that made me think – instead of programming an arduino, could the humble two-transistor multivibrator ...
This story continues at Three-way multivibrator – for better Christmas lights
Or just read more coverage at Electronics Weekly
from Electronics Weekly https://www.electronicsweekly.com/blogs/engineer-in-wonderland/three-way-multivibrator-better-christmas-lights-2018-12/
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