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The fourth weekend in June is Field Day for radio amateur (hams).  This is when the radio geeks trot out their gear in public to show everybody what amateur radio is about.  The public and press are cordially invited to come see what the groups and individual amateurs are up to.
One can see demonstration of [...]

A while back I purchased a stack of ancient amateur radio magazines.  They’re so old, some of them date back before I was hatched(!)   I find all sorts of interesting information in them, from basic electronics (TUBES, of course) to ads.   It’s incredibly interesting to look at the differences in advertising between then and now, [...]