https://kk7s.net/2012/08/18/smart-so2r-antenna-switching/https://kk7s.net/wp-content/uploads/2012/08/wp_20120818_006.jpgWP_20120818_006The Arduino-powered automatic antenna switcher sitting atop my TS-590.https://kk7s.net/wp-content/uploads/2012/08/power-screwshield-large.jpgpower-screwshield-largeThe SnootLab "Power Screwshield"https://kk7s.net/wp-content/uploads/2012/08/switching-diagram.pngswitching diagramhttps://kk7s.net/wp-content/uploads/2012/08/arduinouno_r3_front_450px.jpgArduinoUno_R3_Front_450pxThe Arduino UNOhttps://kk7s.net/wp-content/uploads/2012/08/sixpak.gifSixPakArray Solutions SixPakhttps://kk7s.net/wp-content/uploads/2012/08/ips4x4-kit.jpgips4x4-kitThe Logos Electromechanical 4x4 Driver Shield2014-10-27T02:59:40+00:00monthlyhttps://kk7s.net/2012/07/12/modeling-insulation-and-other-tricks-in-4nec2-4/https://kk7s.net/wp-content/uploads/2012/07/twc5321.pngtwc532Modeling TheWireman 532 insulation and conductor in 4nec2https://kk7s.net/wp-content/uploads/2012/07/twc532.pngtwc532Modeling TheWireman 532 insulation and conductor in 4nec2https://kk7s.net/wp-content/uploads/2012/07/40m-mox-3d.png40m mox 3d2023-01-08T04:43:48+00:00monthlyhttps://kk7s.net/2012/08/11/the-dl1elu-folding-antenna/https://kk7s.net/wp-content/uploads/2012/08/fa3-as-built-swr.pngFA3 - as built - SWRSWR sweep of the FA3 model in 4nec2. I'll try to post a sweep from the actual antenna soon.https://kk7s.net/wp-content/uploads/2012/08/fa5-spec-swr.pngFA5 - spec - SWRThe FA5 modeled using the dimensions specified in the version 1.04 instructions.https://kk7s.net/wp-content/uploads/2012/08/fa-on-table1.jpgfa on tableThe completed FA5 ready for initial testing.https://kk7s.net/wp-content/uploads/2012/08/fa3-35ft-e1344721913434.jpgfa3-35ftThe FA3 after a successful NAQP.https://kk7s.net/wp-content/uploads/2012/08/fa-on-table.jpgfa on tableAssembly complete!https://kk7s.net/wp-content/uploads/2012/08/fa3-geometry.pngfa3 geometryThe FA3 model geometry view in 4nec2.https://kk7s.net/wp-content/uploads/2012/08/sam-building-fa.jpgson with faMy son helps with final assembly.https://kk7s.net/wp-content/uploads/2012/08/fa-kit-e1344720373621.jpgfa kitThe Folding Antenna kit ready to build.2016-03-24T00:57:06+00:00monthlyhttps://kk7s.net/2009/03/17/shaky-pov/https://kk7s.net/wp-content/uploads/2009/03/shakypov.jpgshakypovShakyPOV in action (crappy photo care of my iPhone).https://kk7s.net/wp-content/uploads/2009/03/shakypov-board.jpgShakyPOV_boardThe ShakyPOV "shield" mounted on the Arduino.2012-07-22T03:15:31+00:00monthlyhttps://kk7s.net/2012/07/01/comments-on-the-2012-rac-canada-day-contest/2012-07-02T03:26:34+00:00monthlyhttps://kk7s.net/2009/12/06/memory-keyer/https://kk7s.net/wp-content/uploads/2009/12/mem-keyer.jpgThe finished memory keyer in a $2 clear plastic display case.2022-12-09T11:17:53+00:00monthlyhttps://kk7s.net/source-code/ascii2morse-h/2010-06-29T22:21:15+00:00weekly0.6https://kk7s.net/source-code/memory-keyer-keyboard/2009-12-07T07:51:51+00:00weekly0.6https://kk7s.net/2009/03/20/quickie-project-levelino/https://kk7s.net/wp-content/uploads/2009/03/img_0186.jpgimg_0186Not level! (the green "bubble" moved to the right)https://kk7s.net/wp-content/uploads/2009/03/img_0185.jpgimg_0185The picture is level!2009-03-20T15:33:04+00:00monthlyhttps://kk7s.net/source-code/2009-03-20T15:16:12+00:00weekly0.6https://kk7s.net/source-code/digital-level/2009-03-20T15:15:15+00:00weekly0.6https://kk7s.net/source-code/shakypov-sketch/2009-03-18T05:01:45+00:00weekly0.6https://kk7s.net/source-code/morse-keyboard-sketch/2009-03-17T16:17:55+00:00weekly0.6https://kk7s.net/2009/03/17/first-arduino-project-morse-code-keyboard/https://kk7s.net/wp-content/uploads/2009/03/img_0027.jpgimg_0027My arduino morse keyboard in action. Exciting, eh?2009-12-07T06:15:23+00:00monthlyhttps://kk7s.netdaily1.02023-01-08T04:43:48+00:00