ground

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• 160 meter antenna problems and solutions - NM7M
  
  The quarter wave Marconi working against ground is a popular and inexpensive antenna for 160 ...
  [ Hits: 107 | Votes: 0 | Rating: 0 ]

• 70MHz Quarter Wave GP Antenna - m0ukd
  
  A homemade quarter wave ground plane anntenna for 4 meters band.
  [ Hits: 106 | Votes: 0 | Rating: 0 ]

• 80m Inverted-L 12m Spiderpole - DJ0IP
  
  An Inverted L with its long leg sloping to the ground It will still work ...
  [ Hits: 150 | Votes: 0 | Rating: 0 ]

• Corned Fed Delta Loop - LA8OKA
  
  Author found a ratio between the lengths of the sides of the Delta Loop that ...
  [ Hits: 169 | Votes: 0 | Rating: 0 ]

• The Loop on Ground Antenna - KK5JY
  
  An experimental antenna for HF reception It consists of a single loop element mounted on ...
  [ Hits: 302 | Votes: 3 | Rating: 8 ]
• HF Receive Antenna - K0EMT
  
  This page describes a couple of parts box medicine bottle antennas that you can build ...
  [ Hits: 192 | Votes: 2 | Rating: 3 ]

• K0UO Rhombix Antenna Farm The Ground - K0UO
  
  Modeling an antenna over real terrain gives you a visual picture of how terrain impacts ...
  [ Hits: 145 | Votes: 1 | Rating: 10 ]

• Groundplane Antennas at Various Heights - DF3LP
  
  Mounting on roof at the right ground level can greately impact on antenna performances because ...
  [ Hits: 178 | Votes: 3 | Rating: 6 ]
• The Weird Antenna Wire End Effect - VA3KOT
  
  A half wave wire that is tuned for resonance on 80m will NOT be resonant ...
  [ Hits: 95 | Votes: 0 | Rating: 0 ]

• 40m center loaded vertical antenna - VK1NAM
  
  A 5 metre center loaded vertical for 40m combined with a 4 wire ground plane ...
  [ Hits: 298 | Votes: 0 | Rating: 0 ]

• Pirate QSL Collection - hfunderground
  
  A QSL Cards collection divided into North American Shortwave Pirate Radio QSLs abd European Shortwave ...
  [ Hits: 118 | Votes: 0 | Rating: 0 ]

• Websdr Polska - so8oo
  
  RSP1A receiver with LoG Loop On Ground antenna in quiet QTH southeastern Poland Very low ...
  [ Hits: 91 | Votes: 2 | Rating: 2.5 ]

• SDR4Space - SDR Technologies
  
  Software Defined Radio for Space Applications produces ground stations for uplink and downlink Rotator computer ...
  [ Hits: 146 | Votes: 0 | Rating: 0 ]

• Spy Numbers Stations - hfunderground
  
  Spy Numbers Stations are shortwave radio stations that are speculated to have been broadcasting since ...
  [ Hits: 177 | Votes: 0 | Rating: 0 ]

• Antenna Switch - N6DLH
  
  An home made antenna switch with a Dummy Load selector If you forget the radio ...
  [ Hits: 324 | Votes: 3 | Rating: 8 ]

• Signal to Noise Ratio SNR - KF6HI
  
  Signal to Noise Ratio definition and application to Radio Communications Signal to Noise Ratio SNR ...
  [ Hits: 133 | Votes: 5 | Rating: 8.4 ]

• RF Exposure Calculator - K7LWH
  
  To use the RF Exposure Calculator fill in the form with your operating power antenna ...
  [ Hits: 102 | Votes: 0 | Rating: 0 ]

• Stop RFI from Solar PV Systems - WB8ERJ
  
  Stop EMI RFI Interference in Off Grid Solar PV Systems in this article the author ...
  [ Hits: 82 | Votes: 0 | Rating: 0 ]

• Digital Mode Interface - IW7EHC
  
  The use of an isolation interface between the radio and the pc is higly recommended ...
  [ Hits: 179 | Votes: 0 | Rating: 0 ]

• A Simple Field Strength Meter - ve7sar
  
  Mad your own simple FS meter It is the simplest thing to make and is ...
  [ Hits: 160 | Votes: 0 | Rating: 0 ]

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