20 meter

20 meter

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• 40M Twin Half-Square Array
  
  40 meters elevated vertical antenna array at VA7ST
  [ Hits: 3481 | Votes: 2 | Rating: 5.5 ]

• 40 m linear loaded dipole antenna
  
  The K4VX linear loaded dipole for 7 MHz simple and practical way to make a ...
  [ Hits: 4753 | Votes: 6 | Rating: 5.83 ]

• 40 m Band Delta loop Antenna - YO4DFT
  
  40 meters band Delta loop antenna plan that is vertically polarised
  [ Hits: 9731 | Votes: 19 | Rating: 4 ]
• Multi-Band Mono Delta Loop
  
  Build a Multi-Band Mono Delta Loop for 40, 30, 20 and 15 Meters.
  [ Hits: 6794 | Votes: 9 | Rating: 5.22 ]

• Short Tri-Band Vee Dipole
  
  A three band short Vee antenna is feasible with two legs per side on a ...
  [ Hits: 1048 | Votes: 2 | Rating: 6.5 ]
• 40/80 Trap Dipole Design
  
  An home made trapped dipole antenna for 40 and 60 meters band by 2E0HTS ...
  [ Hits: 2577 | Votes: 4 | Rating: 7.75 ]
• Inverted V Dipole for 10 15 20 meters
  
  Inverted V Trapped dipole antenna for 14MHz, 21MHz and 28MHz ham radio bands.
  [ Hits: 1298 | Votes: 0 | Rating: 0 ]

• J-Pole for 14MHz  ^updated
  
  20 meter wire j pole for 14 2 MHz a vertical end fed half wave ...
  [ Hits: 5238 | Votes: 4 | Rating: 6.25 ]
• 20 Meter Jpole Vertical
  
  The J pole vertical for 14MHz is built from a fifty foot TV push up ...
  [ Hits: 7842 | Votes: 6 | Rating: 6.5 ]

• W3DZZ 80-10 meters
  
  W3DZZ trap dipole for 80 through 10 meters
  [ Hits: 6794 | Votes: 8 | Rating: 4.5 ]
• Doublet Antenna for 80-10m - G3RWF
  
  Doublet multiband antenna for 80 to 10 meters band by
  [ Hits: 3441 | Votes: 5 | Rating: 6.4 ]

• Multiband HF Vertical
  
  A telescopic pole that you adjust to suit the band you re working on tested ...
  [ Hits: 2384 | Votes: 5 | Rating: 7 ]

• QROlle, 6 Band QRP-rig - Tilman D. Thulesius SM0JZT
  
  QROlle QRP rig 6 Band Shortwave rig with SMD s 160 80 40 30 20 ...
  [ Hits: 2236 | Votes: 2 | Rating: 9.5 ]

• GAP Titan DX - Test Details
  
  GAP Titan DX 10 15 20 40 meter performance tests by AA3RL
  [ Hits: 851 | Votes: 0 | Rating: 0 ]

• Solarcon A99 for 20 Meters
  
  Tuning the Solarcon Antron A-99 antenna for 20 meters band
  [ Hits: 1921 | Votes: 1 | Rating: 1 ]
• Solarcon A99 on VHF Bands
  
  Using the A99 on 2 meters band
  [ Hits: 1180 | Votes: 0 | Rating: 0 ]

• 5-band RF Power Amplifier
  
  This project uses a widely available IRF510 MOSFET work on HF 80 40 30 20 ...
  [ Hits: 6954 | Votes: 5 | Rating: 7.4 ]

• Converting ZetaGi HP201 for ham bands - G8ODE
  
  Conversion of Zetagi HP201 SWR wattmeter for HF Amateur Bands by G8ODE
  [ Hits: 1963 | Votes: 4 | Rating: 7.5 ]

• DSB/CW QRP rig for 20 and 40 mt.
  
  An experimental DSB/CW QRP rig for 20 and 40 meter bands
  [ Hits: 1406 | Votes: 1 | Rating: 10 ]
• QRP AM CW transmitter
  
  A simple low power broadcast type circuit using a crystal oscillator integrated circuit and an ...
  [ Hits: 1098 | Votes: 3 | Rating: 6 ]

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