Sentences with phrase «pitched whirring noise»

At idle it's making a thin, high - pitched whirring noise almost like an electronically synthesised imitation of what an engine might sound like.

We also shudder to think what Donald Trump, who thinks that the slow rotating blades of wind turbines miles offshore spoil his golf courses, would make of high - pitched whirring noises in the rarefied air above them.

Not exact matches

When you turn the outer shell, hole open and close along the side; this allows you to adjust the volume and «pitch» of the white noise produced by the little fun whirring away inside.

It launches with whisper - quiet, high - pitched whirs, which are exchanged for the subtle din of wind noise as it reaches speed.

As the visitor enters the main gallery, a whirring noise circles around the room, becoming increasingly louder and high - pitched, until it reaches a deafening crescendo, then falls silent.