He acquired some military-grade loudspeakers that made a high-pitched noise, which would be switched on just as the parties were winding down.

And over the past few days the equipment has turned hot and begun emitting an irritating high-pitched noise.

For several weeks, on the increasingly rare occasions when anyone made a high-pitched noise in our bedroom, the reward was a loud beeping noise.

When he tries to speak to them, he can only emit a high-pitched noise.

The device emitted a high-pitched noise every few minutes.

Ranging from harsh death growls to a high-pitched shriek and even the occasional spoken word more akin to the aforementioned deathcore genre.

When alarmed, the house shrew makes an ear-piercing, high-pitched shriek, resembling the sound of nails scraping a chalkboard or a metal fork scraping glass, which repels house cats.

But, to high-pitched shrieks every time the young striker was on the ball, the good vibes began to seep back last night in the early spell.

Vocals are typically a mixture of high-pitched shrieks and clean choral singing.

Characteristically vociferous, the monkey produces a range of calls: from soft clicks and low-pitched guttural rumblings to owl-like hoots and high-pitched shrieks when threatened.

Most of the time, tenor drums are tuned relatively tightly, giving them a high-pitched sound that carries well outdoors.

The high-pitched sound of infant-directed speech gives it special acoustic qualities which may appeal to the infant.

If the paddle makes a very distinctive high-pitched sound on contact, then the paddle may have speed glue.

When in threatening situations, macaques will emit a single loud, high-pitched sound called a shrill bark.

High-pitched sounds, which can be heard farther away, are unnecessary when there are more whales in the sea.

There was a high-pitched squeal, like it really was a pigeon whose tail had just been set on fire.

Males will make a short high-pitched squeal when hurt and foals will emit a drawn out wail when in distress.

His high-pitched squeals (yes, from my boyfriend, not the bat) brought the rest of the household into our room in the small hours.

Males search for females by letting out high-pitched squeals and tunneling through foreign areas.

Avoid melons with a high-pitched tone or a dead, thudding sound when slapped: a good-quality watermelon will have a deep-pitched tone.

In bubblegum dance tracks, females usually sing the chorus, often in a high-pitched tone.

They employ the use of symphonic, power and glam metal influences in their vocals which have a high-pitched tone, along with synthesizers and occasional keyboards.

An osprey swooshes from a branch with a high-pitched whistle before swooping to catch a fish for its dinner.

A high-pitched whistle emerges from the forest.

She called to her fledgling in an emphatic high-pitched whistle.

This high-pitched whistle was caused by magnetostriction in the line output transformer.

The high-pitched whistle was for warning of the trains approach and for giving shunting signals.