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 ...

He suspected EMF interference so as a quick first step he decided to throw together an EMF detector using an Arduino. It uses a bank of LEDs as an indicator bar to reflect the EMF picked up by the ...

It just feels different. More tense.” Our ghost-detecting equipment (an “EMF meter”) bleeps and lights up with activity, ...

Each kit includes popular ghost hunting equipment such as an EMF (electromagnetic fields) meter, EVP (Electronic Voice ...