Saturday, March 12, 2016
NOAA Weather Radio gnuradio receiver for RTL-SDR
NOAA Weather Radio is available in almost all areas of the country and a description of this service is available in the link below.
http://www.nws.noaa.gov/nwr/
It is seven channels of NBFM centered on 162.475 MHz. Your local channel may be found here
http://www.nws.noaa.gov/nwr/coverage/station_listing.html
The GRC representation of a flow graph using RTL_SDR that will display all seven channels is seen below.
This flowgraph will also display the entire band in the eighth plot.
The sliders control squelch, RTL-SDR clock offset, a superfluous center of band control, and channel assignment.
This flow graph will be avail shortly on my github repository.
I am going to add a blog entry which will detail work underway, planned for future releases, and as always, it will always be GPL and your help will be welcomed.
73s
Bob N4HY
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Very cool! You should add a SAME decoder! :-)
ReplyDeletehttp://www.nws.noaa.gov/directives/sym/pd01017012curr.pdf