He walked hard into the radio operator, who was coming out.

"But I'll keep a radio operator on the job at all times, in case he does try to get through."

The third member of the team was a radio operator.

I could kill the radio operator as he left the office.

They would have a radio operator who could pass on the message.

There was only one radio operator on board, while the law required two.

It was the voice of the radio operator, calling from up forward.

During his military service in 1925-1926 he was trained as a radio operator.

He obtained a high school education and became a radio operator.

One of the dead was the American radio operator we all bad spoken to every day.