If you join one of the hundreds of ghost-hunting excursions offered around the country, you’re likely to encounter a slew of gadgets: EMF meters, REM pods, and spirit boxes galore. Do they do ...

Each kit includes popular ghost hunting equipment such as an EMF (electromagnetic fields) meter, EVP (Electronic Voice Phenomena) recorder, and motion sensor, as well as books about ghost hunting ...

EMF Radiation Meter---Measuring a variety of EMFs from 50 Hz to 20,000 Hz, it can register mobile phones within 2 feet. EMF levels are measured to prevent potentially harmful long-term ...