php propagation

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php propagation

15 links

Antennas : Satellite

  • Dish antenna - Dish antenna and its theory and design for high performance applications such as satellite transmission and reception as well as microwave links. Parabolic Reflector Antenna: Dish Antenna The parabolic reflector antenna which is often called the dish antenna provides an antenna solution applicable for VHF and above where high gain and directivity are needed for all type of radio communications and radio reception.
    [ Hits: 1025 | Votes: 0 | Rating: 0 ]
Operating Modes : Meteors
  • Meteor scatter or meteor burst communications - A summary, overview or tutorial covering the basics of Meteor Scatter or Meteor Burst Communications, a form of radio signal propagation often used at VHF.
    [ Hits: 448 | Votes: 0 | Rating: 0 ]
Propagation : NVIS Propagation
  • NVIS Propagation - Near Vertical Incidence Skywave propagation is a form of radio wave propagation used on the MF and HF bands to provide radio communications and broadcasting coverage over short distances, especially where the terrain contains obstacles.
    [ Hits: 446 | Votes: 1 | Rating: 10 ]
Propagation : Propagation Forecast
  • IPS - HF Systems MUF maps and prediction charts - These pages provide general propagation advice for HF communicators. Information available includes inferred global propagation conditions, real time HF fadeout coverage charts, regional ionospheric vertical MUF maps and Hourly Area Prediction charts for Astralia and Asia, Europe and North America
    [ Hits: 4954 | Votes: 17 | Rating: 5.83 ]
Propagation : Resources
  • Propagation and the Atmosphere - overview of radio signals and radiowave propagation and how different areas of the atmosphere affect radio communications.
    [ Hits: 385 | Votes: 2 | Rating: 9.5 ]
  • Ground Wave Signal Propagation - Article on propagation basics. The ground wave used for radio communications signal propagation on the long, and medium wave bands for local radio communications
    [ Hits: 401 | Votes: 0 | Rating: 0 ]
  • Tropospheric propagation - Article about tropospheric propagation and the way in which radio signals at VHF and above propagate over greater distances than strictly line of sight in the troposphere
    [ Hits: 314 | Votes: 0 | Rating: 0 ]
  • Amateur Chirp Project - Amateur projects to investigate radiowave propagation - G3PLX's chirp project, ionosonde database, and more
    [ Hits: 526 | Votes: 0 | Rating: 0 ]
  • Short Wave Propagation - Introduction to shortwave propagation
    [ Hits: 413 | Votes: 3 | Rating: 5 ]
  • Troposcatter propagation - Introduction to troposcatter or tropospheric scatter propagation using the troposphere
    [ Hits: 375 | Votes: 0 | Rating: 0 ]
  • What is Radio Propagation - RF propagation - Discover the key facts about what radio propagation is, the different types available and how they affect different frequencies.
    [ Hits: 198 | Votes: 1 | Rating: 10 ]
  • Radio Signal Path Loss - Article about the essentials of radio signal path loss, its causes and prediction, and its use in radio coverage and wireless survey tools
    [ Hits: 187 | Votes: 0 | Rating: 0 ]
Software : Propagation
  • PalmProp - PalmProp is a software for PalmOs dedicated to the forcast of HF radiowave propagation by f5hla
    [ Hits: 1002 | Votes: 2 | Rating: 10 ]
  • Proplab-Pro - Ray-trace radio signals through a realistic three-dimensional ionosphere using Proplab-Pro. This software has been used by the military, researchers, universities and amateur radio operators around the world to assist in determining radio propagation conditions and radio signal behavior. It is one of the most respected and well established software packages for radio engineers and enthusiasts, being actively updated for over 28 years.
    [ Hits: 166 | Votes: 0 | Rating: 0 ]
Technical Reference : Grounding
  • How to Ground an Antenna: aerial earthing - The antenna ground or earth system can be key to its operation whilst also being a key safety feature. This article is about grounding systems for antennas, covering different aspects of grounds made for antenna safety, or expressly for lightning or just to improve antenna performance, being ground an antenna component.
    [ Hits: 230 | Votes: 1 | Rating: 4 ]

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