| Time | Engine | Last 20 Search Engines |
| 18-Feb-2013 04:19:52 | Google | http://www.google.com/url?sa=t&rct=j&q=ham radio vox circuit&source=web&cd=12&cad=rja&ved=0CDQQFjA |
| 22-Feb-2013 00:42:11 | Google | http://www.google.com/url?sa=t&rct=j&q=pic&source=web&cd=4&ved=0CFMQFjAD&url=http%3A%2F%2Fwww.qsl. |
| 28-Feb-2013 02:39:17 | Google | http://www.google.com/url?sa=t&rct=j&q=power source&source=web&cd=1&ved=0CEMQFjAB&url=http%3A%2F%2 |
| 28-Feb-2013 03:01:34 | Google | http://www.google.com/url?sa=t&rct=j&q=pic&source=web&cd=2&ved=0CFAQFjAF&url=http%3A%2F%2Fwww.qsl. |
| 02-Mar-2013 03:28:24 | Google | http://www.google.com/url?sa=t&rct=j&q=ham%20radio%20schematics%20&source=web&cd=12&ved=0CGgQFjAL& |
| 06-Mar-2013 01:06:46 | Google | http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0CDIQFjAA&url=http%3A%2F%2Fwww. |
| 18-Mar-2013 06:44:23 | Google | http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=12&ved=0CG8QFjAL&url=http%3A%2F%2Fwww |
| 26-Mar-2013 18:00:22 | Google | http://www.google.com/url?sa=t&rct=j&q=ham%20radio%20acronyms&source=web&cd=69&ved=0CFcQFjAIODw&ur |
| 26-Mar-2013 20:00:16 | Google | http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=15&ved=0CEQQFjAEOAo&url=http%3A%2F%2F |
| 30-Mar-2013 03:18:35 | Yahoo | http://search.yahoo.com/search;_ylt=A0oG7kmtO1ZR.WAAmBJXNyoA?p=projects by ham radio operators&fr= |
| 01-Apr-2013 19:15:53 | Google | http://www.google.com/url?sa=t&rct=j&q=ham%20digital%20pic16f628a&source=web&cd=4&sqi=2&ved=0CEYQF |
| 14-Apr-2013 20:05:21 | Google | http://www.google.com/search?q=ham radio projects and schematics&hl=en&gbv=2&prmd=ivns&ei=4-NqUe2X |
| 16-Apr-2013 02:27:53 | Google | http://www.google.com/url?sa=t&rct=j&q=ham%20radio%20vox%20circuit&source=web&cd=30&ved=0CGYQFjAJO |
| 07-May-2013 00:59:12 | Google | http://www.google.com/url?sa=t&rct=j&q=ham receiver schematics&source=web&cd=28&ved=0CMMBEBYwGw&ur |
| 13-May-2013 15:26:43 | Google | http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=10&cad=rja&ved=0CF0QFjAJ&url=http%3A% |
| 15-May-2013 22:15:25 | Yahoo | http://search.yahoo.com/search;_ylt=A0oG7uHa6pNR5kYA.ylXNyoA?p=vacuum tube ham projects&ei=UTF-8&f |
| 22-May-2013 19:55:42 | Google | http://www.google.com/url?sa=t&rct=j&q=shortwave%20radio%20(%20www.qsl.net&source=web&cd=4&cad=rja |
| 22-May-2013 23:56:29 | Google | http://www.google.com/url?sa=t&rct=j&q=ham circuits&source=web&cd=15&cad=rja&ved=0CEEQFjAEOAo&url= |
| 26-May-2013 07:30:28 | Yahoo | http://vn.search.yahoo.com/search;_ylt=A2oKmL.onKFRXD8AMQ5rUwx.?p=ham radio circuit&rd=r1&fr=ush-s |
| 10-Jun-2013 15:12:25 | Google | http://www.google.com/imgres?q=yl ham radio operator clipart&um=1&sa=N&rlz=1T4MOOI_enUS382US406&hl |