S spuffock Member Jul 3, 2007 #1 Ground a bit of aluminium foil, put a drop of salt water on it, and dip a piece of copper wire connected to a high impedance input of an audio amplifier. Heard it before?
Ground a bit of aluminium foil, put a drop of salt water on it, and dip a piece of copper wire connected to a high impedance input of an audio amplifier. Heard it before?