How to Build an Infrasound Generator Circuit - Creating a Synthetic Paranormal Environment

It is said that places haunted with ghosts and paranormal forces are engulfed in a strange environment. Such places are found to be surrounded with frequencies below human audible range, i.e. infra sound range. A simple experiment of creating similar effects using an infrasound generator can be conducted in your house itself. Learn the set-up procedure here in this Bright Hub electronics article.