QT-30L

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QT-30L Application Field and Working Principle

The QT-30L is a professional-grade sound level meter suitable for environmental noise monitoring, community noise monitoring, occupational noise assessment, sound control, health and safety applications. It is used to measure noise levels in a variety of industrial, commercial and residential applications. This sound level meter is designed with an easy-to-read LCD display and features digital signal processing to provide accuracy and reliability.

QT-30L Overview

The QT-30L is a professional-grade sound level meter designed to measure sound levels in residential, commercial and industrial applications. The sound level meter features a built-in digital signal processor that ensures accuracy and reliability. It is also equipped with a high-resolution LCD screen for easy readings. The sound level meter has a range of up to 130 dB which makes it suitable for a variety of applications.

QT-30L Application Field

The QT-30L is suitable for a variety of applications. This sound level meter can be used to measure environmental noise levels, including from roadway, industrial and construction sites, and aircraft take-off and landing. It is also used for occupational noise assessment, sound control in buildings, construction sites and other locations, and health and safety applications. This sound level meter can also be used to measure the acoustic characteristics of sound systems for sound reinforcement applications.

QT-30L Working Principle

The QT-30L works using a condenser microphone to measure sound pressure levels. This sound pressure level is then converted into electrical signals via a built-in amplifier. The sound level meter then calculates the weighted sound pressure level using a weighting filter. This filtered signal is then further processed to calculate the equivalent sound pressure level. The equivalent sound pressure level is then displayed on the easy-to-read LCD screen of the sound level meter.

Conclusion

The QT-30L is a professional-grade sound level meter suitable for a variety of applications. It is easy to use and provides accurate readings. The sound level meter features a digital signal processor and an easy-to-read LCD display. It is designed to measure noise levels from a wide range of sources including environmental, industrial, occupational, and sound reinforcement applications. The sound level meter works using a condenser microphone to measure and convert sound pressure levels into electrical signals, and then further processing to calculate the equivalent sound pressure level.

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