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26 links

Antennas : 160M
  • 22 Antennas for the 160 Meter Band - 22 Different Wire Antennas for the 160 Meter Band, Random Length Radiator Wire, delta loop, loop antennas, off-centered antennas, sloper, dipoles, Z antenna, Zepp and Clothesline Antennas
    [ Hits: 764 | Votes: 1 | Rating: 1 ]
Antennas : 2M
  • 8 Element Quad for 145 Mhz  pop - 8 elements quad antenna for 2 meters band, centered on 145 Mhz
    [ Hits: 30198 | Votes: 105 | Rating: 5.81 ]
Antennas : 4M
  • A Coax dipole for 4 m - This center-fed coaxial dipole for 4 mters feature low-cost components, Easy to set-up - nothing to adjust and no metalwork required, with only four soldered joints
    [ Hits: 551 | Votes: 1 | Rating: 10 ]
Antennas : 6M
  • HB9MTN Loop for 6 meters - picture and dimensions of a coax loop antenna centered at 51.490 MHz
    [ Hits: 1702 | Votes: 0 | Rating: 0 ]
Antennas : Antenna Calculators
  • Center-Fed Wire Dipole Antenna Tuning Calculator - Ever need a way to estimate the amount of wire to add to or remove from a center-fed wire dipole antenna to achieve resonance at a desired frequency? This article help to determine correct wire lenght.
    [ Hits: 1005 | Votes: 7 | Rating: 2.86 ]
Antennas : Magnetic Loop
  • Magnetic Loop for the 2m band - Such kind of omnidirectional antenna gives the possibility to be QRV with horizontal polarisation, as commonly used for the CW and SSB section of the 2m band. This actual design shows a 1.3:1 bandwidth of about 150kHz, centered to 144.200MHz.
    [ Hits: 572 | Votes: 1 | Rating: 10 ]
Antennas : Theory
  • All HF Band Antennas - F6ITV consideration on HF Antennas, from trap wired anternnas, to center feed antennas.
    [ Hits: 1516 | Votes: 0 | Rating: 0 ]
DX Resources : DX Maps
  • HA8TKS DXCluster azimuthal map - DXCluster spots rendered on a Real-Time Azimuthmal Map centered on a custom callsign
    [ Hits: 405 | Votes: 4 | Rating: 10 ]
  • HA8TKS RBN azimuthal map - Reverse Beacon Network (RBN) remdered in a Real-Time Azimuthmal Map centered on a custom call sign
    [ Hits: 256 | Votes: 2 | Rating: 10 ]
Ham Radio : Clubs : North America : Canada : British Columbia Ham Radio : Clubs : North America : USA : Utah
  • N7BYU Brigham Young University Amateur Radio Club - Brigham Young University Amateur Radio Club (BYUARC) was founded in 1949 and has been headquartered in several places on BYU campus over the years, finally coming to its permanent location in the Wilkinson Student Center in the 1970s.
    [ Hits: 176 | Votes: 0 | Rating: 0 ]
Manufacturers : Antennas : VHF UHF Microwave : Vertical Antennas
  • James Pole Antenna - Hand-tuned, J-Pole Antennas. The James Pole Antenna is constructed of 1/2 inch Type M copper pipe, soldered together and capped on both vertical elements. Each Antenna is tuned for center frequency.
    [ Hits: 218 | Votes: 0 | Rating: 0 ]
Propagation : Observatories
  • Geophysical Alert Message wwv.txt - Broadcast via WWV and WWVH at 18 and 45 minutes past the hour. This message is updated every 3 hours. Reports current Solar-terrestrial indinces, Solar Flux, A-index, K-Index, forecast for space weather storms. Prepared by the US Dept. of Commerce, NOAA, Space Environment Center
    [ Hits: 1670 | Votes: 11 | Rating: 8.26 ]
Propagation : Solar Cycle
  • NOAA Solar Cycle Progression - The charts on this page depict the progression of the Solar Cycle. The charts and tables are updated by the Space Weather Prediction Center monthly using the latest ISES predictions
    [ Hits: 1394 | Votes: 7 | Rating: 6.5 ]
Software : DX Cluster
  • DX Monitor  updated - VE3SUN DX Monitor is a standalone Windows program which monitors the DX announcements available on the internet at DX Summit and presents the information in a sortable grid format and on a map centered on your location. Price USD 39.95
    [ Hits: 13239 | Votes: 27 | Rating: 6.74 ]
Software : Grid Bearing and Maps
  • AZMap - Azimuthal maps generator - AZMap is a freeware Windows program for the Windows PC which will generate, display, and print an Azimuthal-Equidistance (A-E) map of the world, centered at any point on the surface of the earth (except very near the poles). The A-E map is also known as a Great Circle map since straight lines from the center point to any other point always fall along a great circle path and represent the shortest distance between the center and that point
    [ Hits: 10743 | Votes: 48 | Rating: 5.56 ]
  • Pizza - This program allows both great-circle (polar) and rectangular projections of the world. The great-circle map is centered on any specified latitude and longitude (the "home" location). The rectangular projection is shown with the home longitude in the middle of the screen.
    [ Hits: 1344 | Votes: 4 | Rating: 7.75 ]
  • Aziworld - This program is a generator of coloured azimuth world maps centered on any terrestrial position. Windows Freeware
    [ Hits: 1884 | Votes: 5 | Rating: 4.8 ]
Software : Macintosh
  • Beam Aim - Draws a world map centered on your QTH. Type in a DX station's call sign to get the beam aim azimuth and distance to the station.
    [ Hits: 1956 | Votes: 8 | Rating: 3 ]
Technical Reference : Homebrew

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