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dsx724 liked 8 months ago

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Ping Pong Ball Pickup Robot

1 Relay 1 Servo Controller 1 Netbook

Two high volume 120mm computer fans are hooked to a serial port relay. When on, the fans holds the container ...

449 views

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  We're Learning English Dawg

  I couldn't resist—I'm in this tiny rural town in China for a year teaching English to Chinese high school students. There are no foreigners within...

  1,271 views

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  Secretary Chu and the 'Sputnik Moment'

  U.S. Secretary of Energy Steven Chu speaks about China and the Sputnik Moment in US energy Policy at the National Press Club. Remarks followed by Q...

  2,292 views

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