speaking trumpet

“Silence there, fore and aft—every man to his station,” cried the first-lieutenant, through his speaking trumpet.

The first thing was to communicate with them; and this I first attempted by means of the speaking trumpet.

John gave him a gigantic nod: equivalent to an answer in the affirmative, delivered through a speaking trumpet.

The Indians were still continuing their signals, and Valentine raised his hands to his mouth in the shape of a speaking trumpet.

A man who was always proclaiming, through that brassy speaking-trumpet of a voice of his, his early ignorance and poverty.