The following is a list of new features announced by DXtra.com:

• A Ham radio callsign lookup feature based on the FCC database
• Included the fleet of USA ham repeaters with computed Longley-Rice coverage maps
• Added a section on FM “Tropo” – tropospheric ducting DX reception with a live FM band scanner. We display a map of CONUS with a live tropo forecast and stat analysis.
• Added a lookup for all NWS weather stations with coverage maps
• Added the main Public Service emergency frequency database with coverage maps
• Enhanced the Disaster Simulation page (Ashville) with additional communication assets
• Added USA TV fleet with coverage maps

Here at DXtra we have developed a new free to use radio portal with a variety of frequency databases and visualization tools.

Source: DXtra