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Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given in /home/admin/domains/scienceflicks.com/public_html/bcms/bcmscore.lib.php on line 1616 Enhanced Joule Thief with LDR in Electronics Technology Videos | Science Flicks
Add an LDR to your joule thief and enjoy a whole world of additional usefulness. From day/night functionality all the way up to a joule thief megaprocessor.
