Usually infrared (IR) light, which is used because it cannot be detected by the eye.
REPUBLIKA.CO.ID, JAKARTA — Often staycation? You’d better be careful. This is because there is always a possibility hidden camera where you are staying.
There are several ways you can do to detect hidden cameras in places to stay, as quoted from the page The VergeTuesday (17/1/2023).
- Use a smartphone camera
If the camera wants to capture movement or take photos in the room with light dim or dark, usually using infrared (IR) light, which cannot be detected by the human eye. However, even if you can’t see the IR light emitted by the camera, the sensor on the camera smartphone You should be able to do it.
In some phones, only the front camera can capture IR light. There are also, like the Pixel 6, will work with both front and rear cameras. If you want to try it, the user must first check cellphone to find IR signal by using TV or other remote.
- Turn on your phone’s camera and point it at the remote.
Turn on the remote and look for a small, steady or flashing light. It will probably look like a purplish-pink color, although it is often reported as purplish-blue. If you’ve tried it with the back camera and don’t see a small light, try it with the front camera.
Now all you have to do to check for an IR equipped camera is to make the room as dark as possible, so that if a camera is present, the IR will be detected. Then slowly scan the room with your phone. If there are active cameras with IR lighting, you should be able to find hidden cameras.
If you’re wondering if there are active cameras in the room and the IR trick isn’t working, either because there aren’t any cameras or the camera isn’t IR equipped, then another way to find active devices is to check for something else connected to the local network.
There are a number of network analyzer apps that can find out what devices are connected to your local network. For example, the Fing app, which is available for Android and iOS).
This app can find and list all the devices that are on your network. It can also let users confirm which devices you recognize so they can easily find devices that shouldn’t be there.
Of course those are just a few possible methods which can be tried and quite fun to play around with the IR detection feature on your phone. If you’re really worried, you can go out and buy a radio frequency (RF) detector, which will pick up any signal coming from a hidden microphone or camera.
