Propagation

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Propagation

206 links - and 8 categories

Antennas : NVIS
  • NVIS antennas - Understanding Amateur Radio NVIS Antennas and Propagation
    [ Hits: 580 | Votes: 1 | Rating: 4 ]
Antennas : Theory
  • All About Antennas - A free five part series on antennas that covers many aspects of antennas, from radio wave propagation, to feed lines, type of antennas, connectors, adaptors and antenna switches by Bob Grove, publisher of Monitoring Times
    [ Hits: 1178 | Votes: 3 | Rating: 7.5 ]
DX Resources : Beacons : Beacon Monitoring Ham Radio : Band Plans Operating Modes : Weak Signal
  • WSPRnet - A forum dedicated to WSPR. The Weak Signal Propagation Reporter Network is a group of amateur radio operators using K1JT's MEPT_JT digital mode to probe radio frequency propagation condition
    [ Hits: 375 | Votes: 1 | Rating: 10 ]
Propagation : Propagation Forecast
  • DR2W - DX Propagation - DX Propagation by DR2W! High resolution SNR maps in pseudo color. Propagation based on the actual sunspot number.
    [ Hits: 1302 | Votes: 15 | Rating: 8.06 ]
  • Tropospheric Propagation Forecast - Tropospheric Propagation Forecast for several areas. Base on a computed refractive index 4 times a day.
    [ Hits: 369 | Votes: 3 | Rating: 9.67 ]
Propagation : Resources
  • Questions on VHF Propagation - A collection of ad Hoc empirical comments on VHF radio waves propagation by Pete Heins N6ZE
    [ Hits: 510 | Votes: 0 | Rating: 0 ]
  • Troposcatter propagation - Introduction to troposcatter or tropospheric scatter propagation using the troposphere
    [ Hits: 376 | Votes: 0 | Rating: 0 ]
  • HF Propagation and the Ionosphere - This page is about the Ionosphere, how it was discovered, what it is, and what you can do with it.
    [ Hits: 263 | Votes: 1 | Rating: 9 ]
  • 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 ]
  • An Introduction to HF Propagation - This article is designed to be an introduction to the terms and basic mechanics of propagation methods that are to be found on the HF and VHF bands.
    [ Hits: 1110 | Votes: 3 | Rating: 7 ]
Propagation : Sporadic E
  • Sporadic-E propagation at VHF - This review of progress and future Prospects provides a practical guide for effective use of VHF sporadic-E propagation.
    [ Hits: 172 | Votes: 0 | Rating: 0 ]
  • Sporadic E Explained - Sporadic E is a form of propagation that can arise with little warning, and enable radio frequencies of 150 MHz and more to travel over distances of a thousand kilometres and more.
    [ Hits: 215 | Votes: 0 | Rating: 0 ]
Shortwave Radio : Beginner's guides
  • Why AM Listening is Better at Night - During the night, radio waves can travel a little farther up reaching the F1 layer, offering chances to lister AM Stations that are impossible to hear during the day. Learn more on sky-wave propagation on this article
    [ Hits: 319 | Votes: 1 | Rating: 10 ]
Software : Propagation
  • Proppy Online HF Propagation Prediction - Proppy: Online HF propagation predictions using the ITU Recommendation P.533-13 Propagation Prediction Application.
    [ Hits: 2165 | Votes: 14 | Rating: 9.65 ]
Software : RF Coverage Mapping
  • QRadioPredict - Radio propagation prediction and simulation tool for VHF-UHF, based on the Irregular Terrain Model, also known as Longley-Rice. Can be used as a repeater site planing tool and radio coverage analysis. Currently it works on Linux and Windows.
    [ Hits: 4818 | Votes: 11 | Rating: 5.36 ]
Technical Reference : Beacon keyers
  • Arduino Beacon - A multi-mode QRP radio beacon built around the Arduino. This radio propagation beacon transmitter project is presented by M0XPD
    [ Hits: 2130 | Votes: 2 | Rating: 9.5 ]
Technical Reference : Coax Cables and Connectors : Testing Coax Cables
  • RF Cable Testing - The cable testing approaches discussed in this article gives an idea about the electrical characteristics of a coaxial cable. Velocity of Propagation, Characteristics Impedance, Return Loss Measurement and more
    [ Hits: 451 | Votes: 2 | Rating: 4 ]
Technical Reference : Raspberry Pi

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