spiral antenna

spiral antenna

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Antennas : 40M

• ZMV Spiral antennas
  
  An experimental antenna similar to the TAK spiral antenna was evaluated for SWR response over ...
  [ Hits: 3431 | Votes: 8 | Rating: 5.37 ]
• Spiral Dipole Antenna for 40m - Ivan
  
  This antenna is an off center fed spiral dipole for 40 meters The spiral dipole ...
  [ Hits: 295 | Votes: 3 | Rating: 7 ]

• 80 meters spiral loop antenna
  
  N4SPP 80 meters band spiral loop antenna based on SM0VPO design
  [ Hits: 5253 | Votes: 10 | Rating: 7.1 ]

• The normal-mode helix antenna
  
  A helix will work in the normal mode when the diameter and pitch of the ...
  [ Hits: 3055 | Votes: 7 | Rating: 5 ]

• The Indoor spiral dipole
  
  An attic indoor antenna successfully implemented by N9RET by using two runs of 2 conductor ...
  [ Hits: 4509 | Votes: 2 | Rating: 5.5 ]

• Antennas for 136kHz - ON7YD
  
  Extensive article on building antennas for the 136 Khz band covering several aspects of antennas ...
  [ Hits: 1704 | Votes: 8 | Rating: 5.99 ]

• Archimedean Spiral Antenna for RTLSDR - T Milligan
  
  Dodgy plans to make Archimedean spiral antenna for RTLSDR software defined radio receiver Made of ...
  [ Hits: 1035 | Votes: 2 | Rating: 10 ]

• 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 ]
• N0LX Petlowany Antenna Experiment
  
  An attempt to modify and try out the unusual antenna first described by Bill Petlowany ...
  [ Hits: 2367 | Votes: 6 | Rating: 7.5 ]
• Spiral Antenna Theory
  
  Spiral antenna belong to the class of frequency independent antennas Antennas with a very large ...
  [ Hits: 1132 | Votes: 1 | Rating: 8 ]
• Spiral antenna for RTLSDR
  
  A spiral antenna experiment for RTL SDR usage.
  [ Hits: 1013 | Votes: 3 | Rating: 7.33 ]
• Spiral Dipole Antennas
  
  Experiments with spiral dipole antennas Includes two spiral antenna designs for 20 and 40 meters ...
  [ Hits: 1169 | Votes: 3 | Rating: 10 ]
• Spiral Antenna for SDR - RTLSDR
  
  Designing and Testing a PCB Wideband Spiral Antenna The 800 MHz and 300 MHz spiral ...
  [ Hits: 91 | Votes: 0 | Rating: 0 ]

• The Petlowany Principle
  
  Spipral antenna principle by a concept of Bill Petlowany K6NO Tak Antennas are based on ...
  [ Hits: 865 | Votes: 1 | Rating: 10 ]