heat sensor

Heat sensors would record the presence of a living body.

If the Hunters came up quickly, their heat sensors would tell them where she had been.

Heat sensors are used to show some of the more graphic images from the video.

Not perfect, of course; a heat sensor would pick him out in a flash.

Would've thrown off the heat sensors, and probably the search dogs.

The ship would certainly carry a heat sensor, but not a portable one.

We do think the copter may have basic heat sensors.

Perhaps the guy has a heat sensor where his tonsure should be.

There is also a hi-tech camera system in the house with light and heat sensors.

"The Hunters have been using heat sensors to track us.

With only her head showing she'd look like a rock-rabbit to any heat sensors.

At present, the Hunters would almost certainly be tracking them by infrared heat sensors.

Some models, using motion and heat sensors, can alert you every time someone walks through a room.

Heat sensors indicated normal temperature readings for the room and no other presence.

The aircraft was not equipped with fire or heat sensors in the wheel assembly.

The power to the heated sensor is kept constant.

Because its entrance was covered by a waterfall, it would shelter them from heat sensors.

They used heat sensors to detect flames to cut down on the amount of water used.

Crank up that heat sensor, see if we can spot him that way.

He passed his suit's baffles in front of a heat sensor, studied the gauge.

They'd show to heat sensors but as smaller blotches only, not as what they were.

Many try to prove the existence of these paranormal creatures with special technology such as heat sensors.

He said that heat sensors could be added to a fuel tank during an airplane's annual overhaul.

Many elevator lobbies also have heat sensors so elevators will not go to a floor where there is a fire.

Police unconcerned with the sanctity of an individual's home have already developed heat sensors to let them look inside people's houses.