[K3CAL] Digital Signals

[n3pph at comcast.net]

With so many digital signals it is hard to figure what you are listening 
to or seeing on your waterfall. This site has the sound snippets and 
waterfall snapshots of many of these signals along with loads of info.
https://www.sigidwiki.com/wiki/Signal_Identification_Guide

73,
Bob N3PPH
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