Decibel Meter Sound Level Reader 30-130dB(A), Hand-held Sound Noise Meter with Backlight Alarm, Digital Noise Meter Decibel Monitoring Tester Calibrated Audio Noise Volume Measuring Instrument
Hand-Held Sound Level Meter,V-Resourcing 30~130 dB Decibel Noise Measurement Tester with Backlight Digital LCD Display for Indoor/Outdoor Uses [Max/Min/Hold Function]
VLIKE LCD Digital Audio Decibel Meter Sound Level Meter Noise Level Meter Sound Monitor dB Meter Noise Measurement Measuring 30 dB to 130 dB A/C Mode (Batteries Not Include)
Decibel Meter, RISEPRO® Digital Sound Level Meter 30 – 130 dB Audio Noise Measure Device Backlight MAX/MIN, Data Hold Auto Power Off Dual Ranges HT-80A
Protmex PT6708 Sound Level Meter, Digital Decibel Reader Measurement, Range 30-130 dB, Accuracy 1.5dB Noise Meter with Large LCD Screen Display, Fast and Slow Selection (Batteries Include)
Digital Professional Noise Decibel Calibration Sound Level Meter Calibrator 94dB & 114dB for 1/2´´ and 1´´ inch Microphone, Tool Measurement Accuracy Check (Noise Decibel Calibrator)
VLIKE Noise Sound Level Meter, Digital Decibel Meter with LCD, Audio Measurement 30 dB to 130 dB, DB Meter with A and C Frequency Weighting for Sound Level Testing
Professional Noise/Sound Level Meter Digital 30~130dBA Decibel Meter Measuring Instrument (Sound Level Meter)
SM-130DB Digital Decibel Meter Reader and Sound Level Meter Type 2 with Calibration Certificate. Measurement Device for Environmental and Mechanical Noise Monitor - Manufacturing, Office, Classroom
Triplett 3550 SoniChek PRO Professional Decibel Sound Level Meter - A/C Weighted Measurement Reads 30 to 130dB
$99.97 ($30.47 / Foot)
$52.70 ($16.06 / Foot)
Precision Sound Meter - BTMETER BT-882A Digital Decibel Tester for 30~130 dB Noise Level Measurement with A/C Fast/Slow Weighting, Large Backlight Display
Yosoo 9.6inch LCD Digital Sound Level Meter, Wall Mounted Noise Meter Tester Measurement Range 30-130dB Noise Tester USB Powered
ERICKHILL EMF Meter, Rechargeable Digital Electromagnetic Field Radiation Detector Hand-held Digital LCD EMF Detector, Great Tester for Home EMF Inspections, Office, Outdoor and Ghost Hunting
$39.99 ($33.32 / 100 g)
$37.99 ($31.66 / 100 g)
TRIFIELD Electric Field, Radio Frequency (RF) Field, Magnetic Field Strength Meter -EMF Meter Model TF2 - Detect 3 Types of Electromagnetic Radiation with 1 Device - Made in USA by AlphaLab, Inc.
DIMMAIRY Decibel Meter, Digital Sound Level Noise Meter Measurement 30-130dB Backlight MAXMIN, Data Hold Auto Power Off Dual Ranges,Black
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Sound measurement is a fundamental process for quantifying the characteristics of acoustic waves, enabling us to better understand and manage the impact of sound in our environment. Special Offer Sound Measurements It encompasses a range of techniques and instruments designed to capture, analyze, and express sound in a meaningful way.
The most basic parameter in sound measurement is sound pressure level (SPL), typically measured in decibels (dB), which quantifies the intensity or loudness of a sound wave. SPL measurements are crucial in various fields, including environmental monitoring, occupational safety, and the assessment of noise pollution.
These devices are designed to capture sound waves and convert them into electrical signals that can be processed and analyzed. Sound level meters, for example, provide real-time SPL readings, making them essential for monitoring noise levels in industrial settings, construction sites, or urban areas.
Buying sound measurement equipment is a strategic investment for a wide range of industries and applications where the precise assessment and management of sound are paramount. Whether you're a facility manager, environmental consultant, safety officer, sound engineer, or researcher, selecting the right sound measurement instruments is crucial.
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Sound Pressure Level, often denoted as SPL, is a fundamental measurement of the intensity or amplitude of a sound wave. It quantifies the pressure variations cause by a sound wave in comparison to a reference pressure level. SPL is usually measured in decibels (dB), which is a logarithmic scale. A higher SPL value indicates a louder sound. SPL measurements are crucial in assessing the potential impact of noise on human hearing and the environment.
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Frequency is a key parameter in sound measurement that indicates the number of oscillations or cycles a sound wave completes in one second. It is measured in Hertz (Hz). Human perception of frequency corresponds to pitch; higher frequencies are perceived as higher-pitched sounds, while lower frequencies are perceived as lower-pitched sounds. Frequency analysis helps in understanding the spectral content of sound and is essential in various applications such as audio engineering, music production, and noise control.
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Sound is composed of a range of frequencies, and sometimes it's necessary to break down this frequency range into smaller segments for analysis. Octave bands and third-octave bands are common ways of achieving this. Octave bands divide the frequency range into intervals where the upper frequency of each interval is twice the lower frequency. Third-octave bands further divide the frequency range into narrower intervals. This kind of analysis helps to assess how different frequency components contribute to the overall sound profile.
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Sound Intensity Level measures the amount of sound energy passing through a unit area perpendicular to the direction of sound propagation. It is a measure of how "loud" a sound is at a particular point in space. intensity is often use in situations where the direct measurement of sound pressure might be difficult, such as in outdoor environments or in large open spaces.
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Exposure Level quantifies the cumulative energy of a sound over a specified period, typically expressed in decibels (dB). It takes into account both the sound intensity and the duration of exposure. SEL is particularly relevant in assessing the potential impact of intermittent or impulse noises, such as gunshots or fireworks, which can cause hearing damage even if their overall energy is relatively low.
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Leq is a representation of a constant sound level that would contain the same amount of energy as the time-varying sound being measured over a specific period. It is useful for assessing the average noise exposure in environments where sound levels fluctuate. This measurement helps regulators and researchers understand the long-term effects of noise exposure on human health and well-being.
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Reverberation time is a measure of how quickly sound energy decays in a closed space after the sound source stops. It is an important parameter in architectural acoustics and room design. A longer reverberation time can enhance the perceiv richness of music in concert halls, while shorter times are preferr in environments like classrooms to improve speech intelligibility.
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Hearing Protection and Health: Accurate sound measurements help in identifying potentially hazardous noise levels in workplaces and public spaces. By monitoring sound exposure, employers can implement appropriate hearing protection measures to prevent noise-induced hearing loss among workers. Similarly, individuals can be inform about safe noise levels to protect their hearing health.
Environmental Impact Assessment: Sound measurements are essential in assessing the impact of noise on the environment. Whether it's construction sites, transportation systems, or industrial facilities, understanding the noise levels and patterns helps in managing noise pollution and minimizing disturbances to local ecosystems and communities.
Noise Control and Mitigation: Sound measurements aid in identifying noise sources and their characteristics. This information is vital for designing effective noise control measures. Engineers and architects can use sound measurements to optimize building designs, implement noise barriers, and develop efficient machinery and equipment that produce less noise.
Quality Control in Industries: Industries such as manufacturing, automotive, and electronics rely on sound measurements for quality control. Unusual or irregular sounds can indicate machinery malfunctions, defects, or anomalies in production lines. By monitoring sound patterns, manufacturers can detect issues early and maintain consistent product quality.
Acoustic Design and Architecture: Architects and designers use sound measurements to create optimal acoustic environments. By understanding how sound behaves in different spaces, they can design concert halls, auditoriums, classrooms, and offices with appropriate sound reflection, absorption, and diffusion properties to enhance the experience for occupants.
Product Development and Testing: In fields like audio engineering and music production. Sound measurements are essential for developing and testing audio equipment. Whether it's speakers, headphones, microphones, or musical instruments, accurate sound measurements ensure that products meet desired performance standards.
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Hearing Conservation: Sound measurements are a critical aspect of hearing conservation programs in workplaces. By monitoring noise levels, employers can ensure. That workers are not expos to sound levels that can cause permanent hearing damage. This contributes to the safety and well-being of employees.
Public Safety and Regulations: Sound measurements help in enforcing noise regulations and ensuring public safety. Noisy environments near transportation systems or construction sites can lead to accidents if warning signals or announcements are not audible. Adequate sound measurements ensure that safety alerts are clearly heard.
Avoiding Noise-Induced Distractions: In certain settings like hospitals, educational institutions, and libraries. Excessive noise levels can be distracting and disrupt activities. Proper sound measurements and acoustic design contribute to a quieter and more focuse environment, promoting safety in critical situations.
Preventing Noise-Related Health Issues: Prolonged exposure to high noise levels can lead to various health issues beyond hearing loss. Including stress, sleep disturbances, and cardiovascular problems. By monitoring and managing sound levels, these health risks can be mitigat, enhancing overall safety and well-being.