tag:blogger.com,1999:blog-3153881528840143069.post2718899565601042813..comments2023-08-02T20:54:52.429+10:00Comments on Grant Trebbin: Imitating a Bar Code with a Modulated LED Grant Trebbinhttp://www.blogger.com/profile/13253301568478517009noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-3153881528840143069.post-30144516649371385272015-11-23T01:39:57.159+10:002015-11-23T01:39:57.159+10:00It is a nice and easy system. I watch your video. ...It is a nice and easy system. I watch your video. Any one can do this. Thanks for this.Mark Rogershttp://streamlightstingerledguide.com/noreply@blogger.com