Types of background noise

Background noises include environmental noises such as water waves, traffic noise, alarms, extraneous speech, bioacoustic noise from animals, and electrical noise from devices such as refrigerators, air conditioning, power supplies, and motors.

1. How many types of noise are there?
2. What is background noise called?

How many types of noise are there?

When categorizing noise, there are generally four main types: continuous, intermittent, impulsive, and low-frequency.

What is background noise called?

Background white noise is what many people call the ambient noise, or background sound level, that is always present in our lives.