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• 5 element Yagi antenna for 10 meters band - VE3VN
  
  This 10 meter antenna is right out of the ARRL Antenna Book There are 5 ...
  [ Hits: 194 | Votes: 2 | Rating: 6 ]

• What is Horn Antenna - frambos
  
  Horn Antenna The energy of the beam when slowly transform into radiation the losses are ...
  [ Hits: 74 | Votes: 0 | Rating: 0 ]

• Understanding Antenna Polarization - Peter McNeil
  
  What is antenna polarization and why does it matter Horizontal versus Vertical versus Circular polarization ...
  [ Hits: 170 | Votes: 1 | Rating: 2 ]

• Vertical Antenna Wavelength Vs Performance - VE7SAR
  
  This article on basic antenna theory explains why is a 5 8 wavelength vertical antenna ...
  [ Hits: 140 | Votes: 0 | Rating: 0 ]

• Modifications to the Diamond V2000 and similar antennas - EA4EOZ
  
  This kind of antenna has grown in popularity over the last years because it gives ...
  [ Hits: 631 | Votes: 2 | Rating: 9.5 ]

• PY0F Noronha Contest Group - PY0F
  
  The Noronha Contest Group is a DX and Contesting group formed by experiencied operators from ...
  [ Hits: 133 | Votes: 0 | Rating: 0 ]

• TL8AA TL8ZZ DX Pedition - TL8AA
  
  Information and Online log for TL8AA and TL8ZZ Central African Republic DX Pedition
  [ Hits: 76 | Votes: 0 | Rating: 0 ]

• NASA Cubsat Blog - NASA
  
  A blog that provides news and updates about CubeSats as well as information about CubeSat ...
  [ Hits: 10 | Votes: 0 | Rating: 0 ]

• Silphase Technologies - Silphase
  
  Amateur radio SDR Receiver and Transceiver manufacturer makers of the Silphase R1 an innovative HF ...
  [ Hits: 132 | Votes: 0 | Rating: 0 ]

• EDI Log Format - OK2KKW
  
  EDI is a common electronic data file format required to submit contact logs Very popular ...
  [ Hits: 175 | Votes: 0 | Rating: 0 ]

• QSO map generator - SM7LCB
  
  With this tool it is possible to create QSO maps overlay on Google maps there ...
  [ Hits: 1037 | Votes: 6 | Rating: 3.83 ]

• FT991 MARS Mod - FT991
  
  This modification will expand the tx frequency range of the Yaesu FT 991 from allowing ...
  [ Hits: 932 | Votes: 5 | Rating: 3 ]

• Maldol MFB-300 HF vertical antenna review - g0kya
  
  The Japanese made Maldol MFB 300 HF vertical antenna offer extremely wide band performance with ...
  [ Hits: 435 | Votes: 2 | Rating: 5.5 ]

• Wuxi Venus Information Technology - Wuxi Venus
  
  Wuxi Venus Information Technology is an amateur radio devices dealer in China source for high ...
  [ Hits: 179 | Votes: 0 | Rating: 0 ]

• JJY - NICT
  
  JJY is a time signal transmitter operated by the National Institute of Information and Communications ...
  [ Hits: 31 | Votes: 0 | Rating: 0 ]

• Tucnak - OK1ZIA
  
  Tucnak is multiplatform VHF HF contest logbook It is executable on Linux and other unix ...
  [ Hits: 139 | Votes: 1 | Rating: 10 ]

• Master Callsign Database Editor - UU0JC
  
  Master Callsign Database Editor allows to create and modify Super Check Partial database files used ...
  [ Hits: 249 | Votes: 0 | Rating: 0 ]

• Log Book MDB to ADIF utility - n7yg
  
  This utility will convert any amateur radio logbook that has been stored in Microsoft Access ...
  [ Hits: 244 | Votes: 1 | Rating: 5 ]

• VSPE - Free Serial Port - eterlogic
  
  Virtual Serial Ports Emulator for Windows Virtual Serial Ports Emulator tool and VSPE API is ...
  [ Hits: 721 | Votes: 2 | Rating: 1 ]

• VARA - EA5HVK
  
  VARA HF is a soundcard modem that can be found on the HF bands exchanging ...
  [ Hits: 105 | Votes: 1 | Rating: 10 ]

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