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Sound Meter is an application that functions as a Sound Pressure Level meter (SPL meter), also referred to as a noise level meter, decibel meter (dB meter), or sound level meter. It is specifically designed for users interested in measuring environmental noise using their smartphones or tablets. Available for the Android platform, this app allows users to perform sound tests and gauge noise levels conveniently by utilizing the built-in microphone of their devices. Users can easily download Sound Meter to begin measuring sound levels in decibels (dB).

The primary function of the Sound Meter app is to measure environmental noise and provide real-time updates on sound levels. It displays the current decibel value, enabling users to monitor fluctuations in noise during a specified period. The app is particularly beneficial for individuals wanting to assess the sound environment around them, whether in urban settings, home environments, or natural landscapes.

In addition to real-time sound measurement, the app presents a chart graph that visually represents noise levels over time. This feature aids users in understanding sound patterns and trends in their surroundings. Users can also view the minimum (Min), maximum (Max), and average (Avg) decibel levels recorded during a session, providing a comprehensive overview of the sound environment.

Sound Meter includes a measuring timer that indicates the duration of the recording session. This timer is useful for users who want to conduct specific measurements over set intervals. Should users need to reset their measurements, the app is equipped with a reset button, streamlining the process of starting a new recording session.

The app also features play and pause buttons, allowing users to control the measurement process easily. This function is particularly useful when users wish to take breaks or pause measurements while still maintaining their recording session's integrity. Sound Meter is designed to be user-friendly, ensuring that individuals can operate the app without requiring extensive technical knowledge.

While the app provides a convenient way to measure sound levels, it is important to note that the decibel values obtained may not be as precise as those captured by a professional Sound Pressure Level Meter (SPL Meter). This limitation arises because most smartphone microphones are primarily calibrated for human voice frequencies. For those seeking greater accuracy, it is advisable to use an actual sound meter to calibrate the app's readings before conducting measurements.

For users without access to a professional SPL meter, Sound Meter offers a workaround. By going to a very quiet location where ambient sounds are minimal, users can adjust the app's readings to account for any discrepancies in decibel levels. The recommended adjustment range is between 20 to 30 dB, which can help improve the app's accuracy in measuring noise levels.

The app categorizes various noise levels in decibels, providing users with relatable references. For instance, gunshots register at around 140 decibels, while an ambulance's siren reaches approximately 130 decibels. Thunder can be measured at about 120 decibels, and concerts typically average around 110 decibels. Users can also find information regarding quieter sounds, such as alarm clocks at 80 decibels and conversations at about 60 decibels. This feature assists users in understanding the intensity of different sounds they may encounter in their environment.

Sound Meter promotes awareness of noise levels and their potential impact on health. Exposure to loud noises can be detrimental to both physical and mental well-being, making it essential for individuals to be mindful of their sound environment. By using this app, users can take proactive measures to protect themselves and their families from harmful noise exposure.

The application is designed to cater to a wide range of users, from those conducting noise assessments for personal reasons to professionals in fields such as environmental monitoring or acoustics. Its straightforward interface and various functionalities make it an accessible tool for anyone interested in measuring sound levels.

Incorporating both functionality and ease of use, Sound Meter serves as a valuable resource for measuring environmental noise levels. With its range of features, including real-time updates, graphical representations, and the ability to track minimum, maximum, and average decibel levels, users can gain a comprehensive understanding of their acoustic environment. This app offers a practical solution for monitoring noise pollution and maintaining awareness of sound exposure, ultimately contributing to healthier living conditions. 

For more information about the app, users can explore the features directly through their Android devices. Download Sound Meter for an efficient means of managing and understanding sound levels in various environments.

Sound meter : SPL & dB meter

Latest Version of Sound meter : SPL & dB meter

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