frequencies

frequencies

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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: 8629 | Votes: 0 | Rating: 0 ]

• Antenna Impedance measurement - When experimenting on an antenna it's often important to determine its feedpoint impedance at various frequencies across the operating band. It's easy enough to measure SWR, but sometimes we need to know more detail than this
  [ Hits: 1426 | Votes: 6 | Rating: 2.67 ]

• Log Periodic Antenna Design  ^pop - calculates the dimensions and spacings of the elements needed to build a log periodic antenna, given tao, sigma and the lower and upper cutoff frequencies.
  [ Hits: 34834 | Votes: 295 | Rating: 6.04 ]

• Advanced active VLF Loop - Article on using loop antenna in very low frequencies
  [ Hits: 2392 | Votes: 3 | Rating: 7 ]

• Magnetic antenna fo ULF - Detection and recording of Schumann resonances and other electromagnetic phenomena at frequencies below 50 Hz By Hans Michlmayr
  [ Hits: 1370 | Votes: 0 | Rating: 0 ]

• HB9FX Internet Remote Base JN37XH Hochwacht Zofingen Switzerland - Online web receiver powered by OpenWebRX based in Switzerland. You can isten between 10kHz - 10GHz frequencies. Receiver is operated by HB9BHU Rig VLF/HF/VHF: Airspy HF+, Magnetic Loop/Discone Rig SHF X-Band LNB, RTL-SDR, Stacked Slot Antenna
  [ Hits: 14071 | Votes: 111 | Rating: 6.7 ]

• RF HAMDESIGN - An engineering oriented organization specializing in the design and manufacture of high performance parabolic antennas, 3dB high power RF couplers, Antenna power splitters, directional RF couplers and more items for RF transmission from HF through Microwave frequencies.
  [ Hits: 1616 | Votes: 5 | Rating: 9 ]

• JT65 HF JT65A HF Frequency Information - JT65A frequencies. List of common HF frequencies where you can work JT65A.
  [ Hits: 3449 | Votes: 18 | Rating: 4 ]

• 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: 1932 | Votes: 8 | Rating: 8.38 ]

• 6-Meter Ham Frequencies - Alan Muir, VE7BEU, on behalf of the Westcoast Amateur Radio Association,(Victoria) is assembling and submitting the 6-meter Repeater pairs in use to the BC Amateur Radio Coordination Council.
  [ Hits: 626 | Votes: 1 | Rating: 10 ]
• Repeater operating procedure - Guidelines on operating on ham radio repeaters frequencies
  [ Hits: 2655 | Votes: 1 | Rating: 10 ]

• Graham's scanner frequencies - Grahams Goldcoast Australia Radio Scanner Frequencies
  [ Hits: 1588 | Votes: 3 | Rating: 4 ]

• Bergenscanner.com - Radio frequencies for Bergen County located in Northern New Jersey
  [ Hits: 444 | Votes: 1 | Rating: 6 ]
• Santa Barbara Scanner Frequencies - Frequency allocation in Santa Barbara California
  [ Hits: 1048 | Votes: 0 | Rating: 0 ]

• CityFreq - United States Scanner Frequencies, Phone Numbers, and IP Addresses
  [ Hits: 2331 | Votes: 14 | Rating: 6.21 ]

• TSC Ferrite International - TSC International is a manufacturer of magnetic materials for all frequencies
  [ Hits: 804 | Votes: 1 | Rating: 1 ]

• ILGdb - Free program that interfaces most ICOM radios with the ILG radio frequencies database and lets you click a station in the database to tune your radio to the station, or scan the list looking for stations that are on the air.
  [ Hits: 3285 | Votes: 2 | Rating: 5.5 ]

• Radio Control Program ARCP-480 - This free software is an application solely for the use of controlling the Kenwood TS-480. Can be used to edit, save, and export to the TS-480 information such as Memory, Menu, and Auto Mode frequencies.
  [ Hits: 2159 | Votes: 2 | Rating: 9 ]
• RadioComm - RadioComm can be used to program your Icom radio's memory, or to create nice radio-frequency spectra (see above) or to interface your radio to a huge database of frequencies.
  [ Hits: 24679 | Votes: 32 | Rating: 6.2 ]

• Using RG-174 Coaxial Cable - Notes on using RG-174 Coaxial Cable at Medium and Lower HF Frequencies by John Bryant and Bill Bowers
  [ Hits: 931 | Votes: 4 | Rating: 4.25 ]

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