40 meter

40 meter

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• 40 Meter Delta Loop - A multi band delta loop antenna that work on 20 and 40 meters band, that can be used either on 15 meters with poor performances
  [ Hits: 3122 | Votes: 9 | Rating: 7 ]
• 7 MHz Alumium Delta Loop - An inverted triangle Delta Loop Antenna for the 40 meter band made with aluminium pipes, each element is 14,2 meters including a home made aluminium mount.
  [ Hits: 1305 | Votes: 6 | Rating: 6.67 ]
• 40-10 Delta Loop Antenna - A multi band inverted delta loop antenna project that can be used from 40 to 10 meters band with full details and analysis of antenna performances on each band, document includes EZNec reports and setup pictures
  [ Hits: 16626 | Votes: 54 | Rating: 7.29 ]
• 2 element Delta Loop for 40m - A hand made project by I5CDF of a 2 elements Delta Loop antenna for the 40 meters band in Italian
  [ Hits: 2891 | Votes: 7 | Rating: 4.86 ]
• Full Wave Delta Loop for 7 MHz - An homebrew project of a full wave delta loop antenna for the 40 meters band with dimensione, picture and assembling instructions in Indonesian
  [ Hits: 780 | Votes: 1 | Rating: 8 ]
• The 40m Delta Mono-Loop - A delta loop antenna project for the 40 meters band, include dimensions 80 meters band, with construction details, schematic and tuning instructions
  [ Hits: 4047 | Votes: 10 | Rating: 6.89 ]
• Short Delta Loop for 40m - A youtube video of a Short Delta Loop antenna, only 8,5 meters per side. This project use a loading coil of 56,7 uH for electrical matching.
  [ Hits: 3941 | Votes: 15 | Rating: 6.46 ]

• Homebrew 40-80 meter dipole - A 40/80 meters dipole made with two loading coils based on a project by IK1ZOY
  [ Hits: 1409 | Votes: 4 | Rating: 8.75 ]
• A Co-ax Trap Dipole - A Co-ax Trap Dipole For 40, 30 and 20 Meters or at last that was the intention
  [ Hits: 1021 | Votes: 3 | Rating: 6 ]

• Multiband End-Fed Antenna - A homebrew project for a multiband end-fed antenna made with a single FT140-43 and 50pf capacitor and 20 meters of wire.
  [ Hits: 3435 | Votes: 8 | Rating: 6.12 ]

• 40 m Wire 4 Square Vertical Array - 40 meter four square vertical array using four full-size 40 meter ground plane antennas, using only two radials
  [ Hits: 1069 | Votes: 2 | Rating: 9 ]

• The $4 special antenna - A multiband wire antenna with a twinlead feedline that can be easily tuned in several bands, witha 33 ft per leg you can have a 40 to 10 meters band coverage
  [ Hits: 2268 | Votes: 4 | Rating: 7.25 ]

• OCF Dipole - This is a popular antenna design as the performance is very good across the HF bands and requires little or no tuning. It is a dipole fed off center with a 4:1 current balun at the offset feedpoint. The antenna shown covers 80, 40, 20 and 10 meters with 15 meters and WARC bands
  [ Hits: 2559 | Votes: 7 | Rating: 9.43 ]

• Shrunken 40 Meter Phased Quads - A 2 element small footprint 40 meter phased, reversible, downsized quad array antenna.
  [ Hits: 1151 | Votes: 4 | Rating: 8 ]

• Triband Receiving Loop for 160/80/40m - A receiving only loop antenna for low bands, cover 160 to 40 meters with a remote antenna switch box well described and illustrated in this article
  [ Hits: 890 | Votes: 1 | Rating: 10 ]

• Balanced Antenna Tuner - A Home made QRP tuner for 10-40 meters
  [ Hits: 1095 | Votes: 1 | Rating: 10 ]

• Balloon Vertical Omni-Antennas - Experimenting vertical wire antennas for 40 and 20 meters supported by balloons resulting in excellent gain in RX and good overall performance against horizontal dipole
  [ Hits: 771 | Votes: 1 | Rating: 5 ]

• W3DZZ Multi-band Antenna 80-40-20-15-10m - A multiband antenna that can work from 80 to 10 meters in this illustrated docuemnt by G8ODE
  [ Hits: 2731 | Votes: 4 | Rating: 8.75 ]

• Fun and Games with the Spiderbeam 18 Meter Pole - A portable operation experience with a SpiderBeam pole during a contest, testing wire antennas, like dipole and delta loops configurations on 20 40 and 80 meters band.
  [ Hits: 313 | Votes: 1 | Rating: 10 ]

• The VK3YE Micro 40 DSB Transceiver - A hombrew QRP transceiver for 40 meter band with many pictures, circuit and sound recording of some QSOs made with this Rig consisting of 5 transistor and one chip.
  [ Hits: 978 | Votes: 1 | Rating: 10 ]

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