radio wave

radio wave

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• Folded dipole antennas: terminated vs un-terminated
  
  As the name suggests it is simply a dipole with the tips folded towards each ...
  By N4SPP - Votes: 9 | Rating: 6.78

• EFHW autotransformer comparison
  
  Two different ways to create autotransformer for end fed half wave wire antennas by using ...
  By John Huggins - Votes: 3 | Rating: 2
• End Fed Half-Wave Antennas
  
  An interesting article on end fed half wave wire antennas with a couple of original ...
  By Joe - Votes: 2 | Rating: 10

• Half Wave Fan Dipole Antenna
  
  Amateur Radio 40m 20m 15m Half Wave Fan dipole antenna project with part list pictures ...
  By TWW Microcontroller - Votes: 1 | Rating: 1

• Broadcast Antennas on Buildings
  
  When a broadcast antenna is to be placed on top of a building there are ...
  By E.Laport - Votes: 2 | Rating: 10

• Improving the Super-J
  
  The collinear J Pole often known as the Super J does improve the behavior over ...
  By hamradio.me - Votes: 2 | Rating: 5.5

• HF Resonant Loop Antenna
  
  The antenna was built to be used for shortwave listening with a Tecsun PL 660 ...
  By 4Z7DTF - Votes: 3 | Rating: 9.67

• Portable or Emergency VHF Antennas
  
  Ground Plane 1 4 wave vertical J Pole 3 Element Yagi Beam and simple antenna ...
  By KE7HR - Votes: 1 | Rating: 8

• Middlesex Amateur Radio Society
  
  An ARRL Special Service Club Meets every Tuesday at Portland Senior Center 7 Waverly Ave ...
  By K1CMM - Votes: 1 | Rating: 10

• SWR ANTENNA ANALYZER + WSPR TX
  
  Available worldwide can be used as Arduino Shield or plug it in to you PC ...
  By iw2ndh - Votes: 8 | Rating: 9.62

• NAQCC
  
  North american QRP CW Club open to any licensed radio amateur or shortwave listener SWL ...

• NVIS Propagation
  
  Near Vertical Incidence Skywave propagation is a form of radio wave propagation used on the ...
  By Electronic Notes - Votes: 1 | Rating: 10

• Sangean ATS-505 Review
  
  An inexpensive portable radio that you can travel with ATS 505 would be a good ...
  By mwcircle

• Danny Shortwave And Radio DX
  
  This channel is all about radio listening and dxing I will be covering frequency bands ...
  By Danny Medina - Votes: 2 | Rating: 10

• Why AM Listening is Better at Night
  
  During the night radio waves can travel a little farther up reaching the F1 layer ...
  By Jessica Crotty - Votes: 1 | Rating: 10

• SDR-Radio.com
  
  SDR Radio com is a Windows console for Software Defined Radio SDR receivers and transceivers ...
  By Simon - Votes: 2 | Rating: 10

• A Simple Radio Receiver
  
  A very simple experimental short wave radio receiver This is basically just a crystal radio ...
  By hans summers - Votes: 2 | Rating: 9

• Homemade microwave spectrum analyzer
  
  RF/microwave spectrum analyzer with tracking generator and other accessories
  By S53MV

• What is SWR - standing-wave ratio
  
  Article about Standing wave ratio SWR defined as a mathematical expression of the non uniformity ...
  By Margaret Rouse

• miniVNA PRO Modifications
  
  The mini Radio Solutions miniVNA PRO is the only affordable vector network analyser VNA I ...
  By Serge ON4AA - Votes: 5 | Rating: 7.8

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