propagation mapa

KB1SG's Rhombic Pages - Great pages about KB1SG rhombic antennas collected by EI8IC.

P3A - Russian contest team - On this page you will find information about previous, current and future operations of our contest team, different articles, links and info about contesting, DXing, contests calendar, propagation, antennas, equipment, awards, and much more.

NGDRT 10 Meter Beacon - NGDRT now sponsors the K4AIS beacon at 28270.5 KHz. Feel free to use this beacon anytime you want to see the propagation into North Georgia.

K5DZE Becon - The K5DZE/B 10 Meter Beacon currently operates on 28.228 MHz 24/7 transmitting a CW signal at 18 WPM as an aid to check 28 MHz propagation Northern Kentucky

W0ERE Beacon - To provide a continuous signal on the ten meter amateur radio band for propagation-related monitoring

N1KXR/B Ten-Meter Propagation Beacon - The N1KXR/B went on the air at 21:00 Hours EST on Saturday, November 22, 2008. This beacon is coordinated with the IARU Region 2 HF Beacon Coordinator and is located in Deerfield, Massachusetts USA

DXFun Web Cluster - DX Cluster mainly in spanish, with chat, filtering available upon user registration, propagation reports and solar status, includes also latest dx news.

IOTA Bearing & Distance list for your QTH - A list of all IOTA reference numbers and IOTA groups for the Islands On The Air award, personalised to your own QTH

DX Italia Propagation forecast - Propagation forecast for current month edited by I2MQP in italian

Ham Radio Chat NZ3M - A little meeting place with real time chat for ham radio ops. Includes dx spotting, propagation monitoring and more. Chat while working DX!

Operating NVIS - Near Vertical Incidence Sky Wave (NVIS) Propagation, PPT presentation by Marc C. Tarplee, Ph.D. N4UFP

W1TAG WD2XES WE2XGR/3 - Experimental Stations Run by W1TAG WD2XES has been used to study LF antenna design, propagation and communication modes. Signals from WD2XES have been copied as far away as Russia.

Operating Meteorscatter - Meteorscatter (MS) describes a propagation mode whereby the signal is reflected from rather small ionised patches in the E-region of the ionosphere.

Guide to Solar Activity - Paul Harden NA5N has produced a superb guide to solar activity and HF propagation for the QRPer

WB3ANQ Web Site - Operational mode QRPp QRSS Running as an MEPT Manned Experimental Propagation Transmitter

Sporadic-E propagation at VHF - This review of progress and future Prospects provides a practical guide for effective use of VHF sporadic-E propagation. By Emil Pocock, W3EP.

An Introduction to 24 GHz - Article provides a guide on how to use 24 GHz band and what to expect, including Active modes, equipment, propagation and antennas for this band in by VE3SMA

VHF/UHF Propagation - In the past few years there has been a growing movement from VHF frequencies (50-300 MHz) to UHF (300-900 MHz). Many, however, have found the move fraught with difficulties.

Understanding Amateur Radio NVIS - Understanding Amateur Radio NVIS Antennas and Propagation, derived from The ARRL Antenna Book and QST Articles

Radio Sport Canada Zone to Zone propagation - ZoneProp produces a 40 zone by 40 zone matrix that is updated hourly at approximately 20 minutes past the hour. The intersection between a row and column gives the band on which a constestant in the zone represented by the row is mostly likely able to contact an contestant in the zone represented by the column.

Is HF propagation reciprocal - Some test circuits using the ACE-HF System Simulation & Visualization software, about reciprocal propagation on HF bands by NW7US

Radio Signal Propagation - Concise guides to radio signal propagation including topics such as the ionosphere, troposhere, ionospheric refraction, E layer, D, layer etc.

HamInfoBar - Ham Radio & SWL Toolbar Priority listing - Free toolbar for radio hams & SWLs: Search QRZ.com, HamCall, FindU.com, Google, Wikipedia, eBay and other useful engines. Check the latest DX spots. Get links to QSL, satellite, forums, propagation, broadcast radio, maps etc. RSS feeds including Amsat & the latest eBay ham specials. Listen to ARRL, RSGB and WIA news & other radio stations. Plus lots of other features!

PalmProp - PalmProp is a software for PalmOs dedicated to the forcast of HF radiowave propagation by f5hla

SPLAT! for Windows - This free software is useful for visualizing terrain and performing Longley-Rice path loss and coverage prediction using the Irregular Terrain Model. A Windows port of the Linux-based SPLAT by John Magliacane.