Demonstration of producing different super sounds and it's uses.
Hungarian commentary, documentation on file.
M.S. Members of an orchestra line up to produce a selection of sound from their instruments, from a bass to a piccolo. C.U. Man putting dog whistle to his lips but the pitch is too high for human hearing. V.S. The hunting dog takes to its heels and runs through wood to the man blowing whistle. V.S. With the aid of a massage machine, sound waves travel through body to give cure for rheumatic pains. V.S. Showing how to detect faults in metal by passing sound through it.
(Comb. Lavender Pos.)