| Answer | Crossword Clue |
|---|---|
| HAM | Certain radio operator |
| HAM | Radio operator |
| CBER | Radio operator |
| HAM | Amateur radio operator |
| SPARKS | Ship's radio operator |
| HAM | Amateur radio operator. |
| HAM | Licensed amateur radio operator |
| HAM | Radio operator in a shack |
| SPARKS | Ship's radio operator, in slang |
| AMATEUR | Ham radio operator, e.g. |
| HAMBURGER | Supreme radio operator (1969-86) |
| OVER | "I'm finished talking," to a radio operator |
