Why Does the Plasma Tube Sometimes Make Strange Beeping Like Sounds?

Published on October 10, 2017 by Spooky2 Videos
http://www.spooky2-mall.com/ – It is perfectly normal to hear some beepng-like sounds which is made by plasma tube. When the signal is being modulated by audio frequencies, they can usually be heard. Often it is quite loud.

Add your comment

Your email address will not be published.