8 Ghost Detecting Gadgets That Can Confirm Your Sanity

With Halloween this weekend, it seemed like the perfect time to discuss a problem far too many of us face — homes that are haunted by evil spirits.These gadgets can confirm you are not completely crazy.

Nikola Tesla's Spirit Radio is built with a simple crystal radio circuit, but it has the ability to generate spooky sounds from all kinds of electromagnetic interference. Some, like Tesla himself, believed that it had the power to pick up on supernatural forces. It actually creeped him out:

"My first observations positively terrified me as there was present in them something mysterious, not to say supernatural, and I was alone in my laboratory at night." - Nikola Tesla 1901

Hit the following link to learn how to build one yourself. [Instructables via Gimodo]

Cameras with infra-red night vision are often used in ghost hunting to detect hot spots in darkened rooms. The Vivitar DVR 150 includes this capability in a convenient pocket-sized form. [Vivitar via Gizmodo]

In addition to looking for hot spots, ghost hunters almost always employ some sort of EMF meter to detect sharp fluctuations in the surrounding magnetic field — supposedly a sign of a ghostly presence. Oh hey, Amazon is selling a two pack Gauss Master and K-II Deluxe EMF meter set for $US85! How convenient. [Amazon]

If you can't capture a real ghost on film, you can always turn to the Ghost Finder disposable camera. It inserts a ghostly image in every photo you take — saving you time and effort with Photoshop. It's all of the fraud without all of the work. [FindGift]

Not only does this keychain claim to detect ghosts, it also has a "safe mode" that can be used to shield your body from becoming possessed. [Strapya]

Contact the spirit of the internets with this specialised ouija board t-shirt. Just place a wireless mouse on your chest and let the spirits guide you to the next big internet meme. [Wildilocks]

Dowsing or "divining" rods have been used for thousands of years as part of religious ceremony or to ascertain the location of water or precious metals. Some modern investigators still believe that these simple rods can be used to detect the presence of ghosts. [Divining Mind]

Trisaksri was a short-lived ghost repellent concept that would detect ghosts in the home with a low level magnetic field and a camera. Once discovered, the unit would emit a "Wave Killer" Radio wave blast to eliminate any unwanted, otherworldly intruders. [Gizmodo]

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