Comments on: The Flying Ping Pong Ball with Satellite – PongSat! http://www.scienceprog.com/the-flying-ping-pong-ball-with-satellite-pongsat/ ScienceProg serves scientific, embedded, biomedical engineering, physics based contents. If you want your article or scientific project to be on this site, do not hesitate to contact. Tue, 07 Feb 2012 20:33:17 +0200 hourly 1 http://wordpress.org/?v=3.3.1 By: Check out my homemade solar cells http://www.scienceprog.com/the-flying-ping-pong-ball-with-satellite-pongsat/#comment-1308 Check out my homemade solar cells Thu, 17 Sep 2009 02:39:34 +0000 http://www.scienceprog.com/?p=1502#comment-1308 <strong>Check out my homemade solar cells...</strong> All early off- grid power was DC only. The focus was stereo conversions to bring music into the backcountry homes. The popular arrangement was a bank of gel cells that charged from the solar array and then with a flip of the switch, the batteries would... Check out my homemade solar cells…

All early off- grid power was DC only. The focus was stereo conversions to bring music into the backcountry homes. The popular arrangement was a bank of gel cells that charged from the solar array and then with a flip of the switch, the batteries would…

]]> By: Alfredas http://www.scienceprog.com/the-flying-ping-pong-ball-with-satellite-pongsat/#comment-1307 Alfredas Tue, 12 Aug 2008 06:36:55 +0000 http://www.scienceprog.com/?p=1502#comment-1307 Very interesting! :-) Very interesting! :-)

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