The main weakness of these two methods of recording is that the sound is converted into electrical energy, amplified, and then changed either into light variations or into mechanical motion.
(electrical energy; amplified; ) (The main weakness of these two methods of recording; is; that the sound is converted into electrical energy, amplified, and then changed either into light variations or into mechanical motion) Context(The main weakness of these two methods of recording is,List([0, 54))):(the sound; is converted; into electrical energy)
The main weakness of these two methods of recording is,List([0, 54))
electrical energy The main weakness of these two methods of recording the sound
amplified is is converted
that the sound is converted into electrical energy, amplified, and then changed either into light variations or into mechanical motion
into electrical energy