« on: July 31, 2017, 1659 UTC »
Here is a high resolution waterfall of 323 kHz, showing local pest GTN in Georgetown, VA, along with I think 6 additional carriers. Made with Carrier Sleuth:
http://blackcatsystems.com/software/medium_wave_carrier_display_app.htmlIf the carrier frequencies of the various NDBs are well enough known (as well as your SDR's sample rate), perhaps this would be a useful identification tool.


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Chris Smolinski
Westminster, MD
eQSLs appreciated! csmolinski@blackcatsystems.com
netSDR / AFE822x / AirSpy HF+ / KiwiSDR / 900 ft Horz skyloop / 500 ft NE beverage / 250 ft V Beam / 58 ft T2FD / 120 ft T2FD / 400 ft south beverage / 43m, 20m, 10m dipoles / Crossed Parallel Loop / Discone in a tree