20m

20m

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• The Vertical Buddi Beam for 20m - KE4UYP
  
  The Vertical Buddi Beam on 20m using no Coils n this article I am going ...
  [ Hits: 583 | Votes: 2 | Rating: 4.5 ]

• 2 element Yagi for 20 meter - DK5TX
  
  This antenna was designed for the CQ WW CW 2009 at EA8URL All elements are ...
  [ Hits: 635 | Votes: 2 | Rating: 5 ]

• Lightweight 144 MHz Yagi antenna - VK3YY  ^updated
  
  A Lightweight 2m Yagi for SOTA The boom is 20mm PVC electrical conduit and the ...
  [ Hits: 180 | Votes: 1 | Rating: 4 ]

• OK1RD Beverage Antennas - OK1RD
  
  A Beverage antenna system consisting of 4 time reversible Beverage antennas in length of 320m ...
  [ Hits: 124 | Votes: 1 | Rating: 5 ]

• Speaker Wire EFHW Antennas 20m/ 40m - wb3gck
  
  Author experiments end fed half wave antennas using common two conductore speaker wire this article ...
  [ Hits: 262 | Votes: 1 | Rating: 9 ]
• QRP End-Fed for 40m 20m 10m - VK3YY
  
  This antenna build was strongly inspired by the well known PAR end fed antenna The ...
  [ Hits: 170 | Votes: 3 | Rating: 9.67 ]

• Modeling an 80/40/20M Fan Dipole for DX - W1DYJ
  
  An interesting presentation of a real multiband Fan Dipole antenna optimized for better DX operation ...
  [ Hits: 543 | Votes: 2 | Rating: 5.5 ]
• Fan Dipoles 10/15/20m and 12/17/30m - DK7ZB
  
  How to build Fan Dipoles by DK7ZB Experiences with various band combinations Not all combinations ...
  [ Hits: 491 | Votes: 2 | Rating: 9.5 ]

• Coax Stubs for 20m and 40m - DH1TW
  
  When operating contest in a multi transceiver environment interferences between the 40m and 20m are ...
  [ Hits: 243 | Votes: 4 | Rating: 8.5 ]

• 20m Indoor Loop Antenna - SM0VPO
  
  This antenna can gets you on the air on 14MHz and it has a useable ...
  [ Hits: 670 | Votes: 4 | Rating: 6.75 ]

• Magnetic Loop for 20 meters band - LY3H
  
  A magnetic loop antenna designed for 14 MHz This kind of antennas is also known ...
  [ Hits: 205 | Votes: 0 | Rating: 0 ]

• ZS6KMD 20-40m Multiband Dipole - ZS6KMD
  
  The dipole shown in this document is installed in an inverted Vee configuration with two ...
  [ Hits: 539 | Votes: 0 | Rating: 0 ]

• ZR6KMD 20m Field Dipole - ZR6KMD
  
  A simple drawing schematic of a portable field dipole for 14 MHz with dimensions in ...
  [ Hits: 520 | Votes: 3 | Rating: 7.33 ]

• Linear Loaded Dipole for 15m and 20m - 9V1KG
  
  A small dipole antenna installed inside a balcony This linear loaded short dipole antenna has ...
  [ Hits: 625 | Votes: 2 | Rating: 4.5 ]

• WebSDR Wismar - DO7AX  ^updated
  
  This WebSDR is located in Wismar in the north of Germany JO53RV and operated by ...
  [ Hits: 479 | Votes: 5 | Rating: 10 ]
• WebSDR in Andorra - ARDAM
  
  Listen to online WebSDR located in Andorra Europe Four receivers on 60m 20m 40m and ...
  [ Hits: 133 | Votes: 1 | Rating: 5 ]

• (tr)uSDX - DL2MAN
  
  The tr uSDX is a 5 Band Mulitmode QRP Transceiver in Pocket Format 90x60x30mm 140g ...
  [ Hits: 203 | Votes: 2 | Rating: 10 ]

• 20m 30m 40m Bandpass Filters - AB2EW
  
  Homemade LC Bandpass Filters for 20M 30M 40M In multi station environments like special events ...
  [ Hits: 389 | Votes: 1 | Rating: 10 ]

• Pocket-sized SSB CW RTX for HF Bands - VK3HN
  
  Summit Prowler 6 is a pocket sized SSB CW transceiver for 80 40 30 and ...
  [ Hits: 383 | Votes: 1 | Rating: 9 ]

• QRP 20m Transmitter - Electronics DIY
  
  The 1 watt 20 meter QRP transmitter with VXO This is a nice QRP transmitter ...
  [ Hits: 151 | Votes: 0 | Rating: 0 ]

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