Phone connector/Morse key straight 6.35mm

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Pinout for morse keys using a 6.35mm Phone connector. Note: some radios use the ring connection for PTT or other purposes, when a 2 pin key is used this causes that connection to be shored to ground when the key is plugged in.


Phone connector diagram 6.35mm 2contact.svgIDnamedescription
TipKeyKey switch connection, connected to ground when key is pressed