evolution of sound instruments 18th century onwards

The following points may help you:

a. If we go back to the development of sound instruments, earlier pipes were used to produce sound.

b. Though we find from 11th century there was great developemnt in number and types of musical instruments.

c. Most notable changes occured in the Renaissance period.

d. From  1750 to 1900, instruments producing higher volumes developed.

e. New instruments like clarinet, saxophone, and tuba  became popular.

f.  Violin, flute, french horn were also manufactured on a large scale.

g. In the 20th century, electronic sound instruments developed.

h. Electric guitar, synthesisiers became highly popular in the 20th century.