My friend, and HacDC cohort, Katie Bechtold, who’s been living in Japan of late, posted this item to her Flickr photostream: Ema are small wooden plaques on which Shinto worshippers write their prayers or wishes. Thomas Edison used bamboo from the area around this shrine as a filament for his first light bulbs, and nowadays […]
A while back Schenectady Museum curator Chris Hunter came across some old pallophotophone recordings from radio station WGY. “What’s a pallophotophone?”, you might ask. Also known as the RCA Photophone, it’s an early recording device developed by GE researcher Charles Hoxie. GE Engineer Russ DeMuth, recreates a pallophotophone from Hoxie’s original design and manages to extract some rather interesting recordings.
Build an amazing 19th century arc light out of simple materials. Thanks go to William Gurstelle for the original article in MAKE, Volume 20. To download The Arc Light video click here and subscribe in iTunes. Check out the complete Arc Light article in MAKE, Volume 20 and you can see that in our Digital […]
Build an amazing 19th century arc light out of simple materials. Thanks go to William Gurstelle for the original article in MAKE, Volume 20. View the PDF of this project. And then subscribe to MAKE magazine for other great projects you can do over the weekend.
