Ok, I got a pendulum myself and Ive been practicing with, and I’m making a black mirror also.
About the pendulum, is it normal that it responds correctly every time I use it, or am I kidding myself? Every time I ask him if this is my name, or about my age, my family, etc, it always gives me the right answer, from left to right for yes, and up and down for no.
ah yes, I have been following the steps of this excellent tutorial