overhead wires

A tram came clanging up, the overhead wires emitting strange noises peculiar to themselves, the gong ringing sharply.

The necessity for this will be more, rather than less, apparent with the use of underground instead of overhead wires.

If it is not inexpensive it will not come into use except in places where the authorities will not permit the overhead wires.

The antenna for long-distance work consists of a network of overhead wires.

The overhead wires of a wireless-telegraph station send out a "dark" light while a message is being sent.