Examples from the Web for tuner
Then as their tuner searched out the higher regions of the air, they shut out the sounds of the low-range air traffic.The Radio Boys on the Mexican Border|Gerald Breckenridge
Leaping to the tuner, he touched its knob, twisted it first this way, then that.
And, stranger still, a tuner pays a visit to put the instrument in tune.Nearly Lost but Dearly Won|Theodore P. Wilson
But the tuner who came from Boston said it was just as good as ever.Quincy Adams Sawyer and Mason's Corner Folks|Charles Felton Pidgin
Then for a long time Curlie sat staring at the knob of his tuner.