hf radio

hf radio

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• CobWeb multiband folded dipole - The cobweb antenna it is basically a 5 band antenna comprising of 5 full half wave dipoles for each band - between 10 meters and 20 meters, the antenna is also resonant on 6M and can be modeled even for VHF frequencies.
  [ Hits: 8631 | Votes: 0 | Rating: 0 ]
• The Cobweb HF Antenna - The G3TPW Cobwebb antenna covers five bands, 14 - 28 mhz, including the WARC bands
  [ Hits: 6030 | Votes: 4 | Rating: 6.25 ]

• 6-Band Windom antenna  ^pop - Theory and construction of a novel trapless center-loaded off-center-fed (cl-ocf) dipole or windom antenna for the 80, 40, 30, 20, 15 and 10m hf amateur radio bands
  [ Hits: 50579 | Votes: 45 | Rating: 6.82 ]

• Quarter Wave Verticals - One of the most useful antennas in the repertoire is the Marconi or quarter wave grounded vertical antenna. Its invention made it possible to halve the length of antennas, simplifying communications, especially at HF and below.
  [ Hits: 1760 | Votes: 2 | Rating: 7 ]

• US HF Amateur Bands - US ham radio band plan in pdf available for download and print
  [ Hits: 5257 | Votes: 3 | Rating: 7.33 ]

• Passion RadioAmateur 2.0 - French Blog about amateur radio and new technologies, Internet, Hyperfréquences (SHF), DX Radio et Contests, Antennas and Videos by F1JXQ
  [ Hits: 355 | Votes: 0 | Rating: 0 ]

• VA3ARG Amherstbur Radio Club - Amateur, CB and scanner radio club, Amherstburg On.
  [ Hits: 328 | Votes: 0 | Rating: 0 ]

• Pikes Peak FM Association Inc. - The Pikes Peak FM Association is a nonprofit, amateur radio VHF/UHF group which operates and maintains VHF and UHF communications facilities serving the Colorado Springs and Pikes Peak region.
  [ Hits: 711 | Votes: 3 | Rating: 9.33 ]

• NA1RA Northville Amateur Radio Association - Litchfield County New Milford Connecticut Harwinton Warren Watertown Waterbury Washington
  [ Hits: 475 | Votes: 1 | Rating: 10 ]

• K9ONA Six Meter Club of Chicago - Six meter club of chicago smcc amateur radiomembers interested in hf/vhf/uhf, special events and public service
  [ Hits: 460 | Votes: 0 | Rating: 0 ]

• The Electchester VHF Club - The electchester vhf club is located in flushing, queens, ny and operates an arrl coordinated, 2 meter, vhf repeater designed for amateur (ham) radio use.
  [ Hits: 566 | Votes: 1 | Rating: 5 ]

• K5DX The Texas DX Society - The Texas DX Society, founded in 1970, is an organization of radio amateurs in Houston, Texas who have a primary interest in DX chasing and contest operating on HF, VHF, and UHF
  [ Hits: 985 | Votes: 2 | Rating: 10 ]

• Comprod Communications - Maker of robust and strong commercial and amateur radio VHF UHF antennas
  [ Hits: 413 | Votes: 0 | Rating: 0 ]

• Russian VHF Trophy - For carrying out of bilateral QSOs on band of 2 meters, 70 and 23 centimeters all kinds of modulation. It is authorized to spend QSOs, using all kinds of passage: TROPO, ES, AURORA, MS, FAI, EME, IONO,
  [ Hits: 652 | Votes: 0 | Rating: 0 ]

• TS-870S Specifications - Kenwood TS-870S Features Specifications and Accessories
  [ Hits: 493 | Votes: 0 | Rating: 0 ]

• Yaesu FT-847 Specifications - FT-847 Specifications
  [ Hits: 1414 | Votes: 1 | Rating: 9 ]

• Used Radio Sales - Sell used low band, mid band and hi band vhf radios and mobile antennas. Used Radio Sales can program these radios to suit your needs.
  [ Hits: 595 | Votes: 0 | Rating: 0 ]

• Codec 2 - Codec2 is an open source low bit rate speech codec designed for communications quality speech at around 2400 bit/s. Applications include low bandwidth HF/VHF digital radio.
  [ Hits: 1240 | Votes: 0 | Rating: 0 ]

• A low cost UHF/VHF duplexer - Duplexers for dual band radio are usually high pass filter and low pass filter combined in the same box. This circuit is a design within a cost of US$10.
  [ Hits: 8615 | Votes: 16 | Rating: 5.88 ]
• VHF-UHF Coupler - Home made V UHF coupler by IK0VWO in italian
  [ Hits: 3207 | Votes: 5 | Rating: 4.8 ]

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