propagation prediction

Antenna Diversity - Single antenna with multiple polarization for diversity, diveristy receivers and propagation effects on signal polarization

The NDB List website - The NDB List is a private group for DXers who are interested in Non Directional Radiobeacons, MF, HF & VHF Propagation Beacons, Cluster Beacons and all kinds of other radiobeacons

OE3XAC Beacon - 10 Meter Propagation Beacon OE3XAC

N4PAL Propagation Beacon - N4PAL 10 Meter, 28.214MHz Radio Beacon Site Information and Siginal Report Logging

Beacon Reception at PA5MW - HF beacon monitoring. Check world-wide propagation, updated every 15 minutes.

EI4GYB Amateur Radio in Ireland - Amateur and ham radio news from Ireland with propagation reports, solar alerts, contest activity and news, Crank up tower installation and tips

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.

Satellite Tracking and Orbital Predictions - Web based satellite tracking and orbital predictions in real-time with simulation mode tracking including sun tracking and moon tracking.

An introduction to HF Propagation - This article will help to unravel some of the mysteries as well as giving useful operating tips to maximize your chances of working that rare station by G4UCJ

Amateur Chirp Project - Amateur projects to investigate radiowave propagation - G3PLX\'s chirp project, ionosonde database, and more

VOACAP Online - Online professional-grade high-frequency (3-30 MHz) propagation predictions

160 m Propagation Prediction - 160 Meter Radio Propagation Prediction Table

Radio Mobile - Usage guide - This website is dedicated to Radio Mobile. Radio Mobile is software by Roger Coudé VE2DBE. The program simulates RF propagation and is for free to the amateur radio community. All you want to know about Radio Mobile can be found here.

Propagation prediction for South Africa Region - Propagation forecast for the southern African region by SANSA

NOAA 3 day Report of Solar and Geophysical Activity - Prepared jointly by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center and the U.S. Air Force.

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

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

What the numbers mean in propagation - What the Numbers Mean, and Propagation Predictions--a brief introduction to propagation and the major factors affecting it.

A and K index in propagation - The understanding of the A and K indexes will become a very important issue when one begins serious HF operation.

CT1BOH Solar Page - Collection of real time solar data by CT1BOH

Greyline propagation - About greyline propagation in HF bands

Short Wave Propagation - Introduction to shortwave propagation

MicroMUF - MicroMUF is a windows free HF propagation calculator that you can use to estimate the MUF (Maximum Usable Frequency) and LUF (Lowest Usable Frequency) between any two points on the Earth.

HF Propagation app for Windows - This program displays solar-terrestrial data for radio waves propagation that is provided by the N0NBH web-service.

iProp - iProp is a propagation simulator based on the 90's work of the FTZ Darmstadt