propagation map

NVIS Antennas and Propagation - Understanding Amateur Radio NVIS Antennas and Propagation

Building a Lindenblad Antenna for 137MHz

Ham Radio Contest Maps - US Contesters maps generated based on ARRL online score data by WM5R

Check DX Propagation with Beacons - W0RW article that guide you to using beacons to determine dead bands or upcoming propagation openings.

SKØCT/B - Propagation Beacon, Sweden,Stockholm,Sollentuna

K9MU 50 Mhz Beacon map - North American 50 Mhz Beacon Map by K9MU

DX-Cluster nodes on maps - Here you get pages with TELNET and HYPER links to all DX-Cluster Nodes in a graphic manner.

Irish Lighthouses - lighthouses and lightships of ireland and northern ireland with arlhs reference numbers for all irish lights

KC7KEY Maple Valley Amateur Radio Club - The Maple Valley Amateur Radio Club (MVARC), an ARRL Affiliate club, is a group of amateur radio enthusiasts in the greater Maple Valley area who meet and engage in activities to further the advancement of this hobby for the good of ourselves and the community.

NWS Location Maps Priority listing - The Milwaukee Repeater Club is the oldest continuously operating repeater in Milwaukee

WW-Locator with Google Maps - Developed by IZ3MEZ offer a click and show WW locator information using Google Maps API interface.

Radio Amateur Maps - Collection of world wide radio amateur maps by SP8DA

Create APRS maps on the fly - PHP script to use expedia maps for APRS pages by ON2BPP

Real-Time Maps - A Collection of Maps and Charts for the Radio Amateur

Google and APRS - N6BG site using google maps api to show APRS data

Amateur Radio Repeaters Maps - Amateur Ham Radio Repeater in Google Maps. View by state or specific location.

Using the QST propagation charts - Notes on using the QST propagation charts to determine propagation conditions

Real time F2 Map - Global real time ionospheric foF2 map

Understanding propagation numbers - Quick reference table on understanding A K SFI indexes and how can be translated in usable frequency opportunities

Mid-Latitude Sporadic-E (Es) - This article was originally written in response to a brief review of the basics of sporadic-E

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.

Mid America Tower Service - Specialized in antenna tower erection, inspections, maintenance, excavating, planning, repair and site mapping.

Live Shortwave Radio Schedule - Dynamically generated shortwave radio schedule and world map. Updated hourly. Easy to read and use.

BeamFinder - 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

CallBook for iPhone - CallBook is an Amateur Radio application that allows you to look up call signs via the free WM7D server, the QRZ Online subscription service or the HamCall subscription server and track active APRS stations on www.aprs.fi. Lookup results can be emailed and the QTH can be instantly viewed in the Maps application