Batteries playing music?! Answered
I have built a plasma speaker and I am using it for my science fair and while I was listening to my speaker I realized that sound was coming from somewhere besides the speaker(arc). I disconnected the arc and it was coming from the batteries! Is there any way to prevent the batteries from playing the music as well? Is it feedback? I'd like the science fair judges to only hear the arc, thank you.
Also I used this guys instructible