As he tugged and struggled with them a shout rang in his headphone.
Wires were then run to the transformer, tuner attached, the headphone wired on, and the aerial and ground connections made.
Then well get the Inca to put on the headphone and give him an earful from the battlement.
He indicated Jack, who at his fathers direction, continued to wear the headphone and smiled invitingly.
Thereupon Mr. Hampton placed the headphone upon the Incas head.
He need only wear the 113 headphone, and I seem to remember he said on leaving that he would keep it on most of the time.
I picked up the interior sounds at once; my headphone vibrated with them.
Beside him was the fire-control officer similarly equipped, though his headphone was connected only with the gun crews.