video thumbnail 10:33
World's smallest lightbulb flasher? Flashing Light Prize 2017

2017-07-01

[public] 134K views, 3.96K likes, 64.0 dislikes audio only

I built an extremely small lightbulb flasher and describe the design process and challenges. This video is free for Patreon subscribers, and if I win the contest prize, I will donate the winnings to a STEM education charity.

2017 Flashing Light Prize: https://www.flashinglightprize.com/

Source of micro light bulbs: http://cir-kitconcepts.com/shop/

Single Schmitt inverter: https://www.digikey.com/product-detail/en/fairchild-on-semiconductor/NC7SV14L6X/NC7SV14L6XCT-ND/4744593

The SR416 cell is the smallest primary power source available: http://www.watchbatteries-usa.com/size.html

Spot Welder: https://www.powerstream.com/spot-welder.htm

Big thanks to Tektronix for very useful test gear. Much appreciated!

Applied Science on Patreon: https://www.patreon.com/AppliedScience