Yes, it is normal if you are trembling a bit right now.
These gongs are large, heavy beasts with as much loving reverberation as a belly laugh from Buddha, Santa, Ganesha or any other big-bellied deity or family member you adore!
You can always set up an appointment to call and listen. Give us a call at 402-474-GONG (4664).
Again, call us if you have any questions!Here are a couple videos that feature a 40" Chau.