It's part of an actor's equipment to project a voice.

As it happened that wasn't part of their equipment and so the problem was very nearly impossible.

He later wrote that they remained an integral part of his intellectual equipment ever since.

Now the plant limps along with only part of its equipment in service.

"It's not part of their equipment, so they didn't want to be bothered."

Police officers carry pepper spray as part of their standard equipment.

For a father, we are told, is an indispensable part of one's social equipment.

They're not supposed to be part of our equipment, anyway.

They had given him a good part of their advanced equipment in exchange for its use.

We were depending on the resources of the City itself for a good part of our equipment.