Post date: Sep 12, 2016 4:2:17 AM
Ever wonder about "W" vs. "K" call signs in the Amateur service, or how someone got that particular "weird" callsign assigned to them? Here's a good article from the 1994 QST magazine on the history of call signs (attached).
And a Wikipedia article on U.S. licensing:
https://en.wikipedia.org/wiki/Amateur_radio_licensing_in_the_United_States
Want to see what the current systematically-assigned calls are? See the lower right corner of this page: