. Sound & Filmmaking: Frequency What is frequency? Frequency is the measurement of how often sound waves hit the human ear. The higher the frequency, the higher the pitch. Frequency is measured in hertz (Hz). A male voice in conversation usually has a range of about 100 – 8000 Hz (8 kHz). The female voice in the same situation has slightly higher frequencies ranging from 180 – 10,000 Hz (10 kHz). Humans can decipher sounds as low as 20 Hz but in going lower than that, the sound can only be “felt” by the body, not heard. Likewise, sounds above 20,000 Hz are rarely audible to humans and can only be heard by dogs and bats.   Continue Below... The Importance of Sound & Audio in Film What is Dynamic Range? Sound Frequency The Role of Equalizers Sample Rate Bit Depth       .

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