Flag of Germany: Flag of Germany, horizontally striped flag of black, red, and gold (golden yellow); when used for official purposes, it may incorporate a central eagle shield.
Most of the websites i have looked at, say that the frequency of middle C note is approximately 261.626 Hz. and that middle C on guitar is at the 5th string 3rd fret. but my tuner says the frequency at the 5th string 3rd fret is 130.81 Hz.
How is pitch or frequency determined? Range of hearing: 20-20,000 Hz. Range in volume 10 6! Sound processing is very complex and involves positive feedback. Feedback enhances sensitivity, but can go above one and ear starts vibrating by itself. The ear actually produces a tone â this is the ringing in your ear. 1  Basilar membrane resonates when a sounds wave enters: Different parts resonate at different frequencies. 2  Resonant frequencies are spaced logarithmically â like a piano. 3  A single input frequency can activate a range of nerves on the Basilar membrane: