Meaning of 73 in Ham Radio:

📻 Did you know? In the ham radio world, “73” has been a sign-off for “best regards” since the 19th century! 📡

Originally part of the telegraph code back in the 1850s, “73” was a quick way to say goodbye with a friendly touch. Today, it’s still used by amateur radio operators to wrap up their conversations, keeping the tradition alive.

From telegrams to tweets, “73” is a little piece of history and a reminder of the radio community’s strong connections across the airwaves. 🌐✨

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