Month: February 2009

Electrons on Parade

I absolutely love this 1940s factory promo film from RCA , describing how they make metal-can octal base vacuum tubes. Check out the all-American family in the living room, huddled around the radio, dad in 3-piece, reading the paper, mom sewing, little Timmy and Janey player checkers on the floor. Gee willikers! [Sent to us […]

DIY LED Valentine’s Day heart

The folks at NerdKits, who gave us the DIY Marque LED Array Project, now built on that project with the DIY LED Heart for Valentine’s Day. Using their USBNerd Kit, 20 red 5mm LEDs, and some cardboard, Humberto shows you how to create an electronic Valentine’s heart that twinkles and prints out messages o’ love […]