Music Calculator

An NTC rating is a single number that represent the sound insulation performance of an assembly, such as a wall, a door, or an window. … Read more

Noise rating curves exists because a single figure for decibels do not always allow for a full description of the noise in a given room. … Read more

Often present in a recording rooms even when the noise isnt being noticed, noise in the room becomes more noticeable when recording quiet vocals or … Read more

Percent articulation loss of consonants, or ALcons for short, is a measurement that calculates the percentage of consonant detail that listeners lose in a given … Read more

Background noises within a performance space or even within a studio setting typicaly contains a variety of different frequencies. Some frequencies may be masked by … Read more

Sound Transmission Class, or STC, is a numerical rating that describes how much airborne sound a wall, door, or window will block. While the Sound … Read more

When a person find themselfes standing at the back of a large room and are unable to understand every word that the speaker is speaking, … Read more

Speech intelligibility is not about the volumes of the sound that needs to be projected into a public address system. Speech intelligibility is about whether … Read more

Speech intelligibility are different from loudness. Speech intelligibility relate to an ability of the listener to understand the specific word that were spoken. While many … Read more

Lateral fraction measure the quality of the lateral energy in a room. The lateral energy in a room is the sound that come from the … Read more

Inter-aural cross correlation, or IACC, is a measurement of how similar the sound waves is at each ear. High IACC values means that each ear … Read more

An articulation index calculation are a calculation that helps to predict the amount of a spoken message that a listener can understand. A sound level … Read more

The Definition D50 are used to determine the difference between the early sound energy and the late sound energy. Early sound energy is the sound … Read more

When you listen to music in a room, your ears performs two different functions. Your ear catches the energy that arrives at your ears prior … Read more

Speech clarity is the quality of sound that allow for the understanding of the word that are being spoken. Speech clarity as a quality becomes … Read more