[Elecraft] "Q" signal trivia

[Ken - K0PP]

"Q" signals were established to facilitate communication
between stations that don't share a common language.

In usual usage a "Q" signal without punctuation is considered 
a statement.  If it's followed by a "?", it's meant as a question.

Needless to say, a purist would never use a "Q" signal in voice
communications, but we all do. "The home QTH here is ... (;-)

Oh ... 73 is correct.  73's isn't.  73's is equivalent to "Good lucks".

73!
Ken - K0PP