noun
CQ
noun
1
An abbreviation used by radio operators meaning "calling any station" — a general call inviting any listener to respond.
"The amateur radio operator sent out a CQ, hoping someone would answer from another country."
How to Use CQ
Learner’s notesIn plain EnglishRadio shorthand for "is anyone out there listening" — a general call to start a conversation.
When to use it
Used almost exclusively in amateur and military radio communication.
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The amateur radio operator sent out a _____, hoping someone would answer from another country.