The ham radio shorthand Q code sign QRZ means "Who is calling me?" You'll hear it often if you're listening to a shortwave radio during an amateur radio contest or when an operator is located on some exotic location with thousands of hams trying to get through to earn a QSL card, which is basically a postcard that verifies the two-way contact. When spoken, it's usually, "Q R Zed?"
QRZ is also the name of the magazine published by the Amateur Radio Relay League, or ARRL, which is the national society for ham radio operators. It's a monthly slick that is a perk of membership.
In each issue they have several fascinating articles like construction projects, antenna concepts, electronics reviews of interest to amateur radio operators, and the results of contests, special events, and volunteer work.
Because the ARRL is a non-profit organization, they help to keep the electronic spectrum laws reasonable and functional. They also assist with training and practicing in…