20 meters

20 meters

Pages: [prev] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... [next]

• Multiband Cubical Quads
  
  EI7BA Multiband Cubical Quads projects includes two elements quad antennas for 10 12 15 17 ...
  [ Hits: 7919 | Votes: 5 | Rating: 9.4 ]

• W5GI Mystery Antenna - W5GI  ^pop
  
  W5GI Mystery Antenna is a multi band wire antenna that performs exceptionally well even though ...
  [ Hits: 139406 | Votes: 123 | Rating: 7.55 ]
• Helical loop antenna for 20 meters
  
  A Helical Loop Antenna for the 20-meters Band
  [ Hits: 6075 | Votes: 3 | Rating: 5.67 ]

• VK5AH -HF 4 Bander dipole - VK5AH  ^pop
  
  A multiband 80 40 20 15 meters dipole wire antenna that can be extended to ...
  [ Hits: 54057 | Votes: 22 | Rating: 6.68 ]

• A 40 meters DDRR Antenna
  
  A direct drive ring radiator antenna for the 40 meters band by W6WYQ QST article ...
  [ Hits: 3411 | Votes: 8 | Rating: 3.37 ]

• Trapped dipole for 40-80-160 meters  ^pop
  
  Build a space efficient trapped dipole antenna for 40 80 160 meter bands using RG ...
  [ Hits: 96995 | Votes: 119 | Rating: 6.24 ]

• 20m QRP Dipole
  
  Instructions to build a portable dipole for 20 meters
  [ Hits: 16724 | Votes: 6 | Rating: 9.17 ]
• 20 meters Cage Dipole
  
  Cage Dipole is based on the fact that a wireframe does emulate a tubing of ...
  [ Hits: 12655 | Votes: 6 | Rating: 5.33 ]

• End fed halfwave antenna and matching unit
  
  One is an EFHWA for 20 40 meters and the other is a matching unit ...
  [ Hits: 10399 | Votes: 5 | Rating: 5.4 ]

• G5RV vs. Ground Plane on 80M
  
  Comparison tests by WF7T of a G5RV antenna vs a GP antenna on 80 meters ...
  [ Hits: 1549 | Votes: 3 | Rating: 7 ]

• Hex Beam by K4KIO
  
  This site provides guidelines to build a G3TXQ broad band hex beam RF antenna for ...
  [ Hits: 6733 | Votes: 13 | Rating: 8.77 ]

• LU9DPD Windom dipole
  
  A multiband windom dipole antenna for 80 40 20 10 meters feeded with a home ...
  [ Hits: 5342 | Votes: 5 | Rating: 6 ]
• EC2APU multiband wire antenna - EC2APU
  
  Wire antenna for 10-15-20-40-80 meters band, with many drawings and description in spanish
  [ Hits: 6599 | Votes: 6 | Rating: 5.17 ]

• HS0ZEE Antenna Tower Installation
  
  Pictures and history of HS0ZEE 37 meters antenna tower installation with a cubical quad on ...
  [ Hits: 2475 | Votes: 6 | Rating: 8.67 ]

• QRP 20m Antenna Tuner Unit
  
  A QRP antenna tuner for 20 meters band
  [ Hits: 10843 | Votes: 6 | Rating: 5.83 ]

• 4 element yagi for 20 meters
  
  Pictures and plans of a 4 elements yagi beam antenna for 14 Mhz
  [ Hits: 13800 | Votes: 26 | Rating: 4.33 ]
• 5 element yagi for 20 Meter band
  
  Picture and construction details of a 5 element 20 meter monobander
  [ Hits: 5420 | Votes: 9 | Rating: 5.33 ]

• ZeroFive Antennas
  
  Vertical antennas for all HF bands, expecially 80 40 20 meters bands
  [ Hits: 7084 | Votes: 40 | Rating: 9.24 ]

• Using the Heath SB-200 Linear on Six Meters
  
  Improvements to Using the Heath SB 200 Linear on Six Meters by Ron Klimas WZ1V ...
  [ Hits: 2881 | Votes: 5 | Rating: 4.2 ]

• Homebrew HF Amp with 3CX3000F7
  
  Grounded grid triode HF linear amplifier with pictures and schematics diagrams by W2DTC The amp ...
  [ Hits: 3274 | Votes: 9 | Rating: 6.33 ]

Pages: [prev] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... [next]