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• 160 m broad banded coax inverted L antenna - W4HM
  
  Based on a W4TWW project and modified by KN4LF
  [ Hits: 4990 | Votes: 4 | Rating: 1.75 ]

• Homebrew Pac-15 Vertical
  
  This page shows a homebrew vertical antenna based on the Pac-12 antenna design.
  [ Hits: 2683 | Votes: 1 | Rating: 1 ]

• UHF Yagi for AO-40
  
  Based on DL6UW Yagi antenna s design formula The forward gain is 13 6 dBi ...
  [ Hits: 2468 | Votes: 4 | Rating: 6.75 ]

• Petlowany Antennas by K6NO
  
  WorldRadio Article on Petlowany antennas base on this principle if a length of wire is ...
  [ Hits: 3767 | Votes: 9 | Rating: 6.22 ]

• Analysis Of Antenna Mast Strength and Bending Stress - Mike Kowalsky
  
  Calculations for determining the wind loading stress on an antenna mast Link to a spreadsheet ...
  [ Hits: 6362 | Votes: 75 | Rating: 8.65 ]

• Switched inductor L match tuner
  
  A 10 to 80 meters band qrp antenna tuner by KC8AON based on Steve Weber ...
  [ Hits: 6471 | Votes: 9 | Rating: 7 ]

• W4BOC Alford Memorial Radio Club
  
  Based in Stone Mountain Georgia
  [ Hits: 424 | Votes: 1 | Rating: 10 ]

• Bald Eagle repeater association
  
  Based in Williamsport PA
  [ Hits: 382 | Votes: 0 | Rating: 0 ]
• The Nittany Amateur Radio Club
  
  The club is based in State College Centre County Pennsylvania the geographic center of the ...
  [ Hits: 324 | Votes: 0 | Rating: 0 ]

• QSO UK Forum - David Riley-Kydd
  
  UK based CB Radio, Ham Radio, PMR Radio web forum
  [ Hits: 364 | Votes: 2 | Rating: 10 ]

• Link Instruments
  
  Pc based test and measurement equipment and instrumentation digital oscilloscope logic analyzer and spectrum analyzer ...
  [ Hits: 641 | Votes: 0 | Rating: 0 ]

• Signatec
  
  Signatec manufactures pc based data acquisition waveform digitizers pci daq boards digital signal processing pci ...
  [ Hits: 460 | Votes: 0 | Rating: 0 ]

• D-STAR Callsign Calculator
  
  This is a user friendly web page based D STAR call sign calculator that requires ...
  [ Hits: 1709 | Votes: 5 | Rating: 2 ]

• SPLAT! for Windows - John McMellen
  
  This free software is useful for visualizing terrain and performing Longley Rice path loss and ...
  [ Hits: 9515 | Votes: 42 | Rating: 6.48 ]

• Voice Keyer
  
  The Voice Keyer is a free Windows based voice keyer It is very easy to ...
  [ Hits: 3797 | Votes: 6 | Rating: 8.83 ]

• Sound Card Interface by VK6YSF - Peter
  
  Presented here is a transceiver to computer sound card interface complete with automated transmit key ...
  [ Hits: 3191 | Votes: 2 | Rating: 8.5 ]

• Spectrum Analyzer building Project.
  
  W6/PA0ZN CATV tuner based Spectrum Analyzer Building Project
  [ Hits: 1921 | Votes: 3 | Rating: 5.33 ]

• Ultra-Simple Oscilloscope
  
  This homemade tube oscilloscope is based on the WaterMan Pocket Scope 0510A a 3 tube ...
  [ Hits: 1499 | Votes: 3 | Rating: 9.67 ]
• Virtual Oscilloscope
  
  The oscilloscope simulation shown on this website is based on the HAMEG HM203 6 20 ...
  [ Hits: 1015 | Votes: 1 | Rating: 10 ]

• Frank's Electron tube Pages
  
  Tube databases in different languages
  [ Hits: 1219 | Votes: 2 | Rating: 10 ]

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