Protesters are calling for a boycott of a Cypress Park Home Depot, claiming high-pitched noise machines are being used to drive away day laborers.

Our hearing picks up a limited range of sounds, limits that were used successfully to keep teenagers from congregating outside British grocery stores by a device called the “teenage sound repeller." ...

Some Mac Studio owners have noticed that their machines are making a high-pitched "whining" sound that appears to be coming from the fan. There are pages of complaints on the MacRumors forums about ...

When it came out in Britain in December, the Mosquito sound system was supposed to be the sonic equivalent of a "no loitering" sign. Its annoying, high-pitched sound -- which many adults can't hear ...

Day laborers at Cypress Park's Home Depot protest against noise machines that cause headaches and nausea, claiming the devices are used to harass them, despite Home Depot's stance that they are for ...

Are high-pitched noise machines being used to drive day laborers away from a Home Depot? Protesters are calling for a boycott ...

I have a yamaha receiver and it seems like almost any time there is dialog I notice a high pitch digital sounding noise accompanied by the dialog. It's really noticeable to me, happens on the tv and ...

Some Apple Studio Display owners have taken to online forums to complain that their monitors make a high-pitched buzzing sound that appears to be emanating from the top of the screen or behind it, and ...