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W1TAG / WD2XES    John K. Andrews   Holden, MA FN42ch   [ w1tag@charter.net ]


On-Line Screen "Grabbers"

It's very useful to see who's on the air and how good their signals are in various locations. The sites below offer near real-time screen shots of DSP-based programs displaying signals within certain frequency ranges. In some cases, the results are archived, and in others, you have to watch the live action. Some of the sites are full-time, others work at specific hours or under good band conditions. The operators deserve our thanks for this valuable service.

Steve Dove, W3EEE (Presently inactive)
Dave Pick, G3YXM
Brian Rogerson, CT1DRP (Presently inactive)
Scott Tilley, VE7TIL
Jean-Pierre Mere, F1AFJ
U.S. 505 kHz Grabbers
MEPT Spot Database

This site is not a real-time grabber, but has recent screen shots taken by the very skilled LF receiving enthusiast, Hartmut Wolff.
Hartmut Wolff's Screen Shot Gallery
http://www.freenet-homepage.de/df6nm/Grabber/500kHz.htm