User contributions for Toowoomba4350

20 June 2009

• 03:1003:10, 20 June 2009 diff hist 5,800 bytes Loop ‎ New page: Magnetic loop From Wikipedia, the free encyclopedia see: http://en.wikipedia.org/wiki/Magnetic_loop (for pictures etc) Jump to: navigation, search HF RX Loop, diam. 100 mm, 70 k-120 MHz,...
• 03:0803:08, 20 June 2009 diff hist 5,971 bytes Quad antenna ‎ New page: Quad antenna From Wikipedia, the free encyclopedia: see: http://en.wikipedia.org/wiki/Quad_antenna (for pictures etc) Jump to: navigation, search This article may require cleanup to meet...
• 03:0403:04, 20 June 2009 diff hist 19,413 bytes Quagi ‎ New page: The VHF Quagi from an article by Wayne Overbeck, K6YNB in QST April 1977 see: http://www.geocities.com/garyntricia/quagi.html for photos etc There have been many half-hearted attempts t...

19 June 2009

• 23:2423:24, 19 June 2009 diff hist 18,549 bytes Doppler effect ‎ from wikipedia current