Search Results for "propagation"219 links - and 6 categories
Antennas : NVIS
- NVIS Antennas and Propagation
- Understanding Amateur Radio NVIS Antennas and Propagation
[ Hits: 933 | Votes: 0 | Rating: 0.00 ]
- The Optimum 6 Element Yagi-Antenna
- A 70cm and 2m 6 elements yagi antenna plan based on the IEEE Transactions on Antennas and Propagation
[ Hits: 1136 | Votes: 2 | Rating: 4.50 ]
- Check DX Propagation with Beacons
- W0RW article that guide you to using beacons to determine dead bands or upcoming propagation openings.
[ Hits: 1345 | Votes: 3 | Rating: 4.00 ]
- N2NXZ Beacon
- 10 Meter Propagation Beacon. Amateur Radio and Wind turbine info
[ Hits: 167 | Votes: 0 | Rating: 0.00 ]
- MegaWave Corporation's goal is to provide services and products of the highest quality to its many customers in the areas of antenna design and development, and radiowave propagation.
[ Hits: 249 | Votes: 0 | Rating: 0.00 ]
- Propagation Planning for DXpeditions
- 6 Steps for a More Successful Trip by Carl Luetzelschwab K9LA
[ Hits: 395 | Votes: 1 | Rating: 10.00 ]
- VHF Propagation Maps
- Experimental maps that show real-time VHF propagation derived from analyzing data gathered from the APRS-IS network.
[ Hits: 2495 | Votes: 35 | Rating: 4.25 ]
- Analyzing UHF signals using FFT programs
- With spectrum analysis of beacon signals, it's possible to see features relating to various propagation phenomonen.
[ Hits: 438 | Votes: 0 | Rating: 0.00 ]
- WSPRnet Weak Signal Propagation Reporter Network
- A group of amateur radio operators using K1JT's MEPT_JT digital mode to probe radio frequency propagation conditions using very low power transmissions.
Computer sent/received Morse signals received by amateurs and collected on an online database.
[ Hits: 702 | Votes: 2 | Rating: 10.00 ]
- WM5R Long Delayed Echoes
- WM5R presentation of Introduction to Long-delaye echoes and theories among this propagation effect.
[ Hits: 129 | Votes: 0 | Rating: 0.00 ]
- Using the QST propagation charts
- Notes on using the QST propagation charts to determine propagation conditions
[ Hits: 580 | Votes: 0 | Rating: 0.00 ]
- Understanding propagation numbers
- Quick reference table on understanding A K SFI indexes and how can be translated in usable frequency opportunities
[ Hits: 2468 | Votes: 4 | Rating: 10.00 ]
- Radiowave Propagation Center
- High frequecy and VHF radio propagation data, solar and geomagnetic real-time and historic data, sunspot activity reports, as well as forecasts. A comprehensive propagation resource compiled by Tomas Hood, editor of the propagation columns of CQ, CQ VHF, Popular Communications, and Monitoring Times magazines.
[ Hits: 262 | Votes: 1 | Rating: 10.00 ]
- Here Comes the Sun - Propagation and Sun
- Solar activity can aid or hamper HF propagation beyond line-of-sight range, WA1SVF and N6BV answers to questions about Sun influence on radio signals propagation
[ Hits: 279 | Votes: 0 | Rating: 0.00 ]
- Mid-Latitude Sporadic-E (Es)
- This article was originally written in response to a brief review of the basics of sporadic-E
[ Hits: 209 | Votes: 0 | Rating: 0.00 ]
- Sporadic E propagation
- About Sporadic E propagation at wikipedia
[ Hits: 283 | Votes: 0 | Rating: 0.00 ]
- Sporatic-E on 10 meters band
- Understanding 10 Meter sporatic-e propagation by James R. Duffey
[ Hits: 293 | Votes: 0 | Rating: 0.00 ]
- Spotless days around solar cycle transition
- An interesting perspective of the transition from one solar cycle to another is given by exploring the days with no reported sunspots.
[ Hits: 376 | Votes: 0 | Rating: 0.00 ]
- Radio Works
- RadioWORKS is a tool for calculating various items related to radio waves and radio wave propagation. Get detailed information about a frequency, such as the free-space wavelength, band classification, propagation methods, common transmitter configurations, etc. Calculate antenna lengths or frequencies. View a 3D coverage map by providing a latitude / longitude coordinate and transmitter height.
[ Hits: 2292 | Votes: 4 | Rating: 4.75 ]
- WSJT facilitates basic digital communication using protocols like FSK441, JT6M, JT65,JT2, JT4, WSPR explicitly optimized for a number of different propagation modes by K1JT
[ Hits: 2022 | Votes: 3 | Rating: 7.00 ]
- W3DHJ - lunix utilities for Radio Amateurs
- A small collection of bash scripts for pulling QTH info, grid square info, propagation charts, and monitoring prop logger postings.
[ Hits: 325 | Votes: 2 | Rating: 9.00 ]
- VOACAP for Linux
- Port of the popular VOACAP program, HF propagation prediction tool. It may be compiled using the GCC GFortran compiler
[ Hits: 303 | Votes: 1 | Rating: 10.00 ]
- BeamFinder is a software tool designed to conduct analyses for radio amateurs interested in radio propagation studies. It provides a large 2500 x 1800 pixel screen map of the world which displays calculated results from sophisticated models, dx data and other sources of information
[ Hits: 1777 | Votes: 0 | Rating: 0.00 ]
- WSPR implements a protocol designed for probing potential propagation paths with low-power transmissions. Stations with internet access can automatically upload their reception reports to a central db
[ Hits: 1138 | Votes: 3 | Rating: 9.33 ]
- VOAProp shows you typical propagation for a given hour of the day during a given month. The propagation is shown as expected signal strengths to be received from different parts of the world, plotted on a world map. Windows freeware by G4ILO
[ Hits: 1336 | Votes: 2 | Rating: 10.00 ]