First the definition of 73 is “good day” or “good luck”. It also means “sincerely” or “Regards” such as one would use in ending a letter.
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What does 33 mean in ham radio?
What does 73 mean in Morse code?
The YL-33 from Cobham Signal & Control Solutions is a Power Divider with Frequency 2.0 - 4.0 GHz, Input Power 0.4 W. Tags: Module with Connectors. More details ...