Tropospheric Ducting Forecast for VHF & UHF Radio & TV
DX Info Centre - Tropospheric Ducting Forecast
6-Day Forecast of VHF, UHF & Microwave Radio & TV Anomalous Propagation & Interference


 USAGE RESTRICTIONS AND LICENCES
 
Last update 2020-04-13.

PERSONAL OR NON-COMMERICAL USE
This public website is intended for personal hobby use by private individuals. Use of the proprietary information by businesses, governments and other public services
(including statutory corporations) requires a licence as noted below. Non-commercial use refers to use by recognized educational institutions for educational purposes.  
Broadcast of text or verbal information derived from using the maps, or the display of old maps (> 3 hours past the valid time) on websites, forums, Facebook and/or in publications for non-commercial purposes is permitted as long as DX Info Centre or William Hepburn are/is credited as the original source and a link to this website is provided.
Note that full images already provide this information and thus no additional credit is required.
Reposting of current and forecast maps on websites, forums, Facebook, etc. is not permitted. Please provide a link instead.

COMMERCIAL OR GOVERNMENT USE

Commercial (business) or government use of any maps (forecast or archived) or the information they contain, whether for internal operational use or for use in the development of products or services, requires the purchase of a licence from DX Info Centre. Government use includes statutory corporations and public service organizations.

There are two types of usage licences :

1) A standard licence is available for those wishing to use the latest maps found on the dxinfocentre.com website. This licence allows the user to copy the content and create derivative works for internal use (such as propagation monitoring and mitigation) and for occasional presentations to third parties. The images can be downloaded from the DX Info Centre website (image URLs provided) on a daily basis and stored on your server.
--> A standard licence also allows access to higher resolution maps (5592 x 4320 px) not found on the public website. <--

2) A historical licence is available on a per request basis for older images. This licence provides one-time non-exclusive rights to use the images for analyses, internal use, occasional presentations to third parties, or in publications. DX Info Centre The archive contains maps going to back to May 2000, although the period of coverage is not continuous.
The images remain the property of William Hepburn and may not be resold.
 
To request a licence and/or obtain a quote, please contact DX Info Centre at dxinfo at cogeco.ca .


Need to zoom-in for a closer look ? Check out our high-resolution maps available with the purchase of a standard licence :

Regular Website Map (Zoomed-In)

932 x 720


High-Resolution 5592 x 4320 Map (As Is)5592 x 4320




Back to Dx Info Centre
E-mail : dxinfo at cogeco.ca

EOF