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• The Guanella Balun - An interesting article on guanella baluns that cover several aspects of homebrewing 1:1 and 4:1 current baluns by KN9B
  [ Hits: 820 | Votes: 2 | Rating: 10 ]

• RF Choke Coil - Made Easy - In this article K3DAV show a very simple way to make an RF choke coil that will remove your RF feedback troubles
  [ Hits: 1266 | Votes: 6 | Rating: 5.83 ]

• AD5WB Vertical Antenna Installation - Pictures and description of a SteppIr vertical antenna setup in a small backyard using DX Engineering radial plates.
  [ Hits: 804 | Votes: 0 | Rating: 0 ]

• Antennas of Field Day - Main High Frequency Antennas from the 2009 LARC FARL Field Day, Ford Amateur Radio League. A document comparing antenna performances and flexibility among a G5RV an Carolina Windom and a Cushcraft R7 vertical antenna.
  [ Hits: 413 | Votes: 0 | Rating: 0 ]

• 2.4 GHz Quad Antenna - A 2,4 GHz 13cm band quadrible qiad antenna with reflector offering a 14dbd gain
  [ Hits: 2133 | Votes: 16 | Rating: 4.94 ]

• Height & Gain on 40 Meters Wire Antennas - An comprehensive article on 40 meters antenna comparing vertical height to the resulting gain
  [ Hits: 784 | Votes: 2 | Rating: 6.5 ]

• DXHeat - The responsive DX Cluster, feature live dx cluster spots, available both on desktops and mobile devices with easy filtering optiosn. Offer a rich cluster analytics for each call.
  [ Hits: 1660 | Votes: 6 | Rating: 6.83 ]

• New York City Amateur Radio Emergency Communications Service NYC-ARECS - New York City Amateur Radio Emergency Communications Service (NYC-ARECS) is a NYC based auxiliary communications service. The organization is made up of amateur radio operators who are trained and dedicated to providing radio communications for governments, civil-preparedness and relief agencies during periods of local, regional, or national civil emergencies. This may include situations such as power failures, explosions, fires, floods, earthquakes or terrorist activities. NYC-ARECS is a participant in the NYC Office of Emergency Management (OEM) Partners in Preparedness program and a member of DHS FEMA's National Preparedness Coalition.
  [ Hits: 499 | Votes: 1 | Rating: 1 ]

• NJ2X.COM - Adventure in Amateur Radio - NJ2X is a licensed amateur radio operator (FCC Amateur Extra) who enjoys casting electromagnetic waves into the ether. NJ2X pursues many aspects of the hobby including chasing DX, participating in mini-DX expeditions, building equipment and antennas, and papering his shack walls with ARRL awards. NJ2X dedicates this amateur radio oriented site to helping others who also enjoy the greatest of scientific hobbies. The site is suitable for all readers - families, the young, and the young at heart.
  [ Hits: 297 | Votes: 2 | Rating: 10 ]

• Kessler Engineering - Amateur radio products manufacturer, automated antenna tuners, shack automation products, and associated accessories. The flagship of the Kessler Engineering LLC product line is the AT-AUTO, Automatic Antenna Tuner.
  [ Hits: 517 | Votes: 0 | Rating: 0 ]

• Using lowest possible power - Operating QRP at the lowest possible power during contest article by PA1B
  [ Hits: 428 | Votes: 1 | Rating: 1 ]

• AT Auto - Kessler Eng AT Auto autmatic antenna tuner
  [ Hits: 337 | Votes: 0 | Rating: 0 ]
• AT Auto - Discussion group about the use of the Kessler Engineering AT AUTO automatic antenna tuner.
  [ Hits: 208 | Votes: 0 | Rating: 0 ]

• Kenwood TS-590 the Elecraft K3 killer? not sure ! - An article comparing the Kenwood TS 590S to the Elecraft K3
  [ Hits: 4486 | Votes: 2 | Rating: 3 ]

• Comet CHA250B Review - An interesting article by K3DAV comparing the COMET CHA250B to other HF multiband vertical antennas
  [ Hits: 1632 | Votes: 2 | Rating: 8.5 ]

• Kenwood TM-D710 vs. Yaesu FT-8800 - Article comparing the FT-8800 to the TM-D710
  [ Hits: 303 | Votes: 0 | Rating: 0 ]

• Measuring Zs in solid-state amplifier - Measuring the output impedance (Zs) of solid-state broadband HF amplifiers operating in class AB eham article by ZS6BIM
  [ Hits: 488 | Votes: 0 | Rating: 0 ]

• Yaesu FT-757GX II Mic Wiring - Microphone wiring for Yaesu FT-757 GX II
  [ Hits: 1201 | Votes: 7 | Rating: 3.72 ]

• Soldering PL-259 - Soldering PL-259 Coax Connectors
  [ Hits: 657 | Votes: 2 | Rating: 9 ]

• Measuring line impedance with MiniVNA - How to measure the characteristic impedance of a unknown transmission line using MiniVNA
  [ Hits: 694 | Votes: 1 | Rating: 8 ]

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