4 meter

4 meter

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• 4 element Yagi Antenna for 10 MHz - An homebrew project for a 4 elements yagi monoband antenna for the 10 meters by 9M2MSO
  [ Hits: 945 | Votes: 6 | Rating: 4.5 ]

• 3 element Yagi Antenna for 14 MHz  ^updated - An homebrew project for a 3 elements yagi monoband antenna for the 20 meters by 9M2MSO
  [ Hits: 3466 | Votes: 15 | Rating: 4.74 ]

• VHF Yagi Antenna with Gamma Match - An interesting article on building a 4 elements yagi antenna with gamma match for the 2 meter band. This article include two videos demonstrating assembling procedure by KG0ZZ
  [ Hits: 2365 | Votes: 28 | Rating: 4.03 ]
• Homebrew 5 Element VHF Yagi-Uda - A project for a home made 5 element yagi-uda antenna for 2 meters, covering 144-148 MHz band by N1BMX
  [ Hits: 1626 | Votes: 4 | Rating: 5.75 ]

• 40 Meter Horizontal Loop - The 40 meter horizontal loop is constructed from #10 stranded insulated wire available in most hardware stores. The feedpoint uses PVC a pipe T-section. The coax loops through the T-section to provide strain relief by W1TR
  [ Hits: 1540 | Votes: 0 | Rating: 0 ]

• 70 MHz Yamag Antenna - A Yagi-Mag antenna for the 4 meters band with NEC and MMANA files plans and pictures
  [ Hits: 500 | Votes: 1 | Rating: 10 ]

• Coil-loaded 40/80 Meter Inverted V Dipole Antenna - An inverted V antenna for 40-80 with loading coils. This antenna is a full size on 40 and a shortened 80 by KG0ZZ.
  [ Hits: 2424 | Votes: 10 | Rating: 5.39 ]

• Vertical dipole antenna - A vertical dipole for 10, 15, 20 and 40 meters made adapting two Hustler Model 6-BTV antennas by w6sdo
  [ Hits: 2237 | Votes: 9 | Rating: 6.56 ]

• Helix Antenna for 7 MHz - From his simple ham radio antennas series, KH6JRM describe an interesting short vertical helix antenna for th 40 meters band
  [ Hits: 1641 | Votes: 2 | Rating: 2.5 ]
• Helical Dipole for 40m - An helical dipole made with 10,7 meters of wire resonating on the 40 meters band, by PY1ZFK based on a project by DL8VO
  [ Hits: 1088 | Votes: 3 | Rating: 7 ]

• 5 Band Indoor Magnetic Loop - A indoor magnetic loop antenna that covers 20 17 15 12 and 10 meters band with a 3 meter lenght of 22 mm copper tube by G4IZH
  [ Hits: 9174 | Votes: 22 | Rating: 5.82 ]

• Chevron Loop for 40 Meters - Delta loop antennas for 40 meters plans and comparison of some models
  [ Hits: 933 | Votes: 1 | Rating: 3 ]

• Mag Loop For 40m-10m - Compact and efficient magnetic loop antenna that cover from 40 to 10 meters project by G8ODE published by RSARS
  [ Hits: 1823 | Votes: 2 | Rating: 10 ]

• Spiral Dipole Antennas - Experiments with spiral dipole antennas. Includes two spiral antenna designs for 20 and 40 meters band by KN9B
  [ Hits: 1168 | Votes: 3 | Rating: 10 ]

• 3 elements yagi for 2 meter band - A 3 element yagi antenna project for the 144 MHz band by PY5ALZ in portuguese
  [ Hits: 1465 | Votes: 32 | Rating: 5.8 ]

• Antenna vertcal 40M - Shortened vertical antenna for 40 meters band an homebrew project
  [ Hits: 1513 | Votes: 7 | Rating: 6.29 ]

• 40 Meters Wire Yagi Antenna - A wire yagi antenna model, easy to build, made using inverted vee elements and requiring just one support by ve3vn
  [ Hits: 2582 | Votes: 6 | Rating: 4.67 ]

• 70 MHz Mosfet Amplifier - A 160W linear amplifier for 4 meters band based on GI0GDP
  [ Hits: 663 | Votes: 2 | Rating: 6.5 ]

• WiFi SWR meter - An home made SWR meter for 2.4 GHz. A DIY SWR meter that allow precise measurements and calibration of any WiFi antenna. This is test equipment everyone who build wifi antennas should have in their shack. Article is in french and include some videos.
  [ Hits: 1704 | Votes: 10 | Rating: 4.9 ]

• 144MHz to 50MHz receive converter - A simple accessory for a satellite station, that allows using a 6 meter capable radio in conjunction with a typical S-band to 2 meter converter
  [ Hits: 686 | Votes: 1 | Rating: 9 ]

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