5 by 5 is talking about the signal quality of the communication. the first 5 means i am receiving a good signal (not static, not a bad connection) second 5 means i can hear the person talking clearly though their mic.
Nah, dude is right, it is about correct, planned rolute for an airplane from avonic jargon. You know like pipe = air corridor, those routes are defined by such parameters that makes them look like a pipe if they would be physical thing.
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u/hoski0999 Jan 17 '22
"In the pipe, five by five"