hf radio

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Search Results for "hf radio"

627 links - and 8 categories

Antennas : Multiband
  • 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: 43852 | Votes: 31 | Rating: 6.32 ]
  • Vipormutant antenna by ON6MU - A Versatile Innovative Portable Multi-band Tunable Antenna can work HF VHF and UHF ideal as portable or balcony antenna
    [ Hits: 3029 | Votes: 5 | Rating: 4.80 ]
Antennas : Towers
  • Ham Radio Tower at NØHR - Ham Radio Tower Project at N0HR. Includes site plan, escavation, tower construction, HF antennas, grounding and lightning protection, coax and more.
    [ Hits: 2668 | Votes: 2 | Rating: 8.00 ]
Antennas : VHF UHF Contesting : Clubs Ham Radio : Band Plans
  • US Band Plan by ICOM - ICOM USA Amateur Radio HF VHF/UHF band plan updated to 2008, include a Common Country prefixes in PDF Format
    [ Hits: 3362 | Votes: 9 | Rating: 6.00 ]
Ham Radio : Blogs : Europe
  • 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: 203 | Votes: 0 | Rating: 0.00 ]
Ham Radio : Blogs : USA
  • The K0NR Weblog - Stuff about amateur (ham) radio, especially VHF/UHF, QRP, portable and mountaintop operating
    [ Hits: 152 | Votes: 0 | Rating: 0.00 ]
Ham Radio : Clubs : North America : Canada : British Columbia Ham Radio : Clubs : North America : Canada : Ontario Ham Radio : Clubs : North America : Canada : Quebec Ham Radio : Clubs : North America : USA : Colorado
  • 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: 523 | Votes: 3 | Rating: 9.33 ]
Internet and Radio : Sounds Manufacturers : Antennas : VHF UHF Microwave
  • Duplexers.eu - We produce duplex filters for 6 m, 2 m, 70 cm, and 23 cm band but also for HF bands. Sella and produce products for Ham Radio Repeaters.
    [ Hits: 1637 | Votes: 1 | Rating: 1.00 ]
Manufacturers : Morse Keyers
  • Juma kits - Ham radio kits, HF receivers,ssb and cw transceivers, morse keyers and linear amplifiers.
    [ Hits: 4030 | Votes: 6 | Rating: 9.50 ]
Operating Aids : Awards
  • 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: 495 | Votes: 0 | Rating: 0.00 ]
Operating Modes : DSP
  • Digital Modes used in Ham Radio - Article with waterfall pictures and samples of several digital modes like psk31, sstv packet pactor hellschreiber domino thor jt65 and more
    [ Hits: 921 | Votes: 3 | Rating: 7.67 ]
Operating Modes : MFSK
  • Olivia, the Magic Digital Mode - Olivia MFSK digital communications are becoming popular in amateur radio because Olivia is one of the most robust methods of text keyboarding, that can perform superbly for long distance communications. Olivia frequencies, format and software
    [ Hits: 1694 | Votes: 8 | Rating: 8.38 ]
Operating Modes : Packet Radio : Beginner's Guide
  • HF Packet Operations - Hints and guidelines for operating packet radio mainly for HF, but may apply to VHF too by ka1fsb
    [ Hits: 449 | Votes: 0 | Rating: 0.00 ]
Operating Modes : VHF UHF Propagation : Resources
  • Is HF propagation reciprocal - Some test circuits using the ACE-HF System Simulation & Visualization software, about reciprocal propagation on HF bands by NW7US
    [ Hits: 322 | Votes: 1 | Rating: 7.00 ]
Radio Equipment : Antenna Analyzers
  • Analyzing Three Antenna Analyzers  updated - On this page W8WWV present some measurements he made with three of the popular antenna analyzers. MFJ MFJ-269, AEA CIA-HF, Autek RF-1
    [ Hits: 2428 | Votes: 0 | Rating: 0.00 ]
Technical Reference : Duplexers
  • VHF-UHF Coupler - Home made V UHF coupler by IK0VWO in italian
    [ Hits: 2895 | Votes: 5 | Rating: 4.80 ]
Technical Reference : Filters
  • 1.8-54 Mhz Low pass filter - An easy to make HF low pass filter form high power by k8cu
    [ Hits: 3431 | Votes: 2 | Rating: 2.00 ]
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