If the resulting grooves etched into the wax were deeper or wider, what did this signify about the original sound?

Answer

The sound was loud

Loud sounds caused the diaphragm to deflect more vigorously, which resulted in the attached stylus etching grooves that were either deeper or wider, reflecting greater sound amplitude.

If the resulting grooves etched into the wax were deeper or wider, what did this signify about the original sound?

#Videos

How the Cylinder Phonograph Works - YouTube

Wax Cylinder Production - YouTube

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