Environmental Sound Level Meters & Calibrators

GAO’s environmental sound level meters & calibrators are used to measure noise levels in the workplace to ensure that they comply with safety regulations and do not cause hearing damage to workers. GAO Tek’s environmental sound level meters & calibrators are used to measure noise levels in the environment, such as in residential areas, near transportation routes, or around construction sites, to assess the impact of noise on the community. GAO’s environmental sound level meters & calibrators are used in acoustics research to measure sound levels and analyze sound characteristics, such as frequency, amplitude, and duration.

GAO’s environmental sound level meters & calibrators are composed of microphone, pre-amplifier, signal conditioning circuitry, analog-to-digital converter, display, controls and buttons, memory and data logging, power source, sound source, and reference microphone.

The other common names of sound level meters & calibrators are also known as noise level meters, decibel meters, audio level meters, acoustic measurement devices, sound intensity meters, and sound pressure meters. noise level meters, decibel meters, audio level meters, acoustic measurement devices, sound intensity meters, and sound pressure meters.

Showing 1–24 of 195 results

GAOTek Sound Level Analyzer

SKU: GAOTek-ASLM-340
GAOTek sound level analyzer is a Sound level tester, Sound Dosimeter, Noise level meter, Programmable Sound Level Meter, Integrating Sound Level Meter, Noise Dose Meter, Sound Analyzer.

GAOTek Advanced Sonometer

SKU: GAOTek-RST-105
This Advanced sound level meter has 1/1 & 1/3 Octave analysis, multiple calculations, and extensive data storage capabilities for accurate sound analysis.

GAOTek Alarm Digital Sound Level Meter

SKU: GAOTek-RST-104
This Sound level Meter has 128 × 64-inch OLED display, 32 kHz A/D bits, and 14 °F to 122 °F working temperature for accurate sound measurements.

GAOTek Arsine Gas Meter

SKU: GAOTek-ASLM-141
This Arsine Gas Meter has a sound, light, vibration alarm mode, high speed data transmission by usb and available for data downloading printing.

GAOTek Auto Level

SKU: GAOTek-ASLM-142
This Auto Level has a 79 in ( 0.2 m) min focus distance, OEM ODM customized support, stadia ratio 100 and 0.0006 mi (1 km) double runievelling

GAOTek Calibration Sound Level

SKU: GAOTek-ASLM-122
This calibration sound level has a normal SPL 94 dB, 114 dB, operation normal frequency 1000 Hz + 1% and operating current 10 mA4.

GAOTek Calibrator Noise Velocimeter

SKU: GAOTek-RST-108
This Calibrator Noise Velocimeter is Compliant with GB/T15173, ANSI S1.40 CLASS2, IEC942 standards, offering 94dB & 114dB sound levels with 0.3dB accuracy.

GAOTek color analysis machine colorimeter portable color test instrument manufacturer

SKU: GAOTek-CTI-108
GAOTek color analysis machine colorimeter 3nh is a portable color analysis machine manufactured by 3nh.

GAOTek Colorimeter For Colour Measurement Cell Apartment Colorimeter Liquid Fruit Portable Colorimeter Color Meter

SKU: GAOTek-CTI-101
GAOTek Bluetooth Touch Screen Colorimeter D/8° LS173 is a portable multifunctional colorimeter with D/8° optical geometry design.

GAOTek Compact Sound Level Meter

SKU: GAOTek-SLMDL-201
This Compact Sound Level Meter has frequency response of 10 Hz to 20 kHz, resolution of 24 Bits and peak C range of 47 dB to 139 dB.

GAOTek DC Winding Resistance Ohmmeter

SKU: GAOTek-HSM-218
This DC Winding Resistance Ohmmeter with resistance range 10.0 uΩ to 50.00 KΩ, exceptional accuracy 0.2%, and test current of 1 mA, 10 mA.

GaoTek Decibel Meter

SKU: GAOTek-ASLM-200
This decibel meter has a frequency 20 Hz to 12.5 kHz, battery 4 × LR 6 power supply attery 4 × LR 6 ,and measurement range 30 to 130 dBA.

GAOTek Decibel Sound Level Meter

SKU: GAOTek-RST-103
This Sound level meter has a 0.5-inch microphone, a wide 25 dB to 130 dB range, and dynamic LCD display for accurate sound measurements.

GAOTek Deep Level Sound Met

SKU: GAOTek-ASLM-979
GAOTek deep water level meter sound level meter is an accurate measurement method of level meter, usually used for the measurement of water level in the drilling holes or water level pipe, particularly suitable for hydropower engineering underground water level or artificially inspection dam observation

GAOTek Deep Well Sound Indicator Water Level Meter

SKU: GAOTek-ASLM-131
GAOTek deep well sound indicator water level meter is a new patent designed and developed by using a new integrated circuit board.

GAOTek Deep Well Sound Indicator Water Level Meter

SKU: GAOTek-ASLM-978
GAOTek deep well sound indicator water level meter is a new patent designed and developed by using a new integrated circuit board.

GAOTek Digital Audio Noise

SKU: GAOTek-ASLM-338
GaoTek digital audio noise is an ideal instrument to be used in measuring the ambient sound level, such as sound level around factories, workshops, schools, residential, offices, road, airport, audio etc.

GAOTek Digital Handheld Professional Meter

SKU: GAOTek-HSM-261
GAOTek sound level meter is widely used in noise engineering work, quality control, health care and other environmental measurement.

GAOTek Digital Noise Dose Meter

SKU: GAOTek-SMC-130
GAOTek Digital Noise Dose Meter is ideal for quick on–site surveys and for monitoring personal noise exposure in accordance with European ISO or USA OSHA, MSHA, DOD AND ACGIH standards.

GaoTek Digital Noise Meter

SKU: GAOTek–ASLM–106
This digital noise meter has a  frequency range 20 Hz to 8 KHz, Display Refresh Rate 1 Time or sec, and time weighting Fast, Slow, Impulse, Peak.

GAOTek Digital Noise Sound Level Meter

SKU: GAOTek-ASLM-125
This Digital Noise Sound Level Meter has accuracy of 1.0 db, resolution of 0.1 db, power supply of LR 6 and frequency range of 20 Hz to 12.5 kHz.

GAOTek Digital Noise Sound Level Meter

SKU: GAOTek-ASLM-972
This Digital Noise Sound Level Meter has accuracy of ±1.0 dB, resolution of 0.1 db, storage 2G, and frequency range of 20 Hz to 12.5 kHz.

GAOTek Digital Sound

SKU: GAOTek-ASL-146
This Digital Sound Level Meter is used in industrial noise surveys, machinery, vehicles, ships and etc

GAOTek Digital Sound Level Meter

SKU: GAOTek-HSM-206
GAOTek digital sound level meter is available in two type with an accuracy of ±2dB and with an accuracy of ±1dB.

GAO’s environmental sound level meters & calibrators have the following functions:

  • Measuring sound pressure levels: GAO's environmental sound level meters & calibrators are designed to measure the sound pressure level in decibels (db.) using a microphone. They can measure sound levels over a wide range of frequencies and amplitudes and can provide various types of weighting and filtering to account for the different ways that humans perceive sound.
  • Analyzing sound: GAO's environmental sound level meters & calibrators can analyze various sound parameters, including frequency, amplitude, and duration, and provide data on the statistical distribution of sound levels over time.
  • Calibrating sound level meters: Our environmental sound level meters & calibrators are used to calibrate sound level meters to ensure their accuracy. They generate a known sound level and frequency, which is used to adjust the sensitivity of the sound level meter.
  • Storing and logging data: Our environmental sound level meters & calibrators can store and log sound level measurements, allowing for later analysis and reporting of the data.
  • Displaying real-time data: GAO’s environmental sound level meters & calibrators have a real-time display that shows the current sound level, as well as other parameters, such as frequency weighting and time weighting.
  • Providing audio output: Our environmental sound level meters & calibrators have a built-in speaker or audio output jack, which can be used to listen to the sound being measured.

GAO’s environmental sound level meters & calibrators are rugged, versatile and precision measurement instruments. They comply with applicable industry standards such as ANSI (American National Standards Institute) S1.4-2014, IEC (Industrial Educational Cooperative) 61672-1:2013, ANSI S1.40-1984, IEC 60942:2017, and ISO 9614-1:1993.

GAO Tek’s environmental sound level meters & calibrators help our customers comply with relevant U.S. government regulations such as:

  • Occupational Safety and Health Administration (OSHA) regulations
  • National Institute for Occupational Safety and Health (NIOSH) regulations
  • Federal Aviation Administration (FAA) regulations
  • Environmental Protection Agency (EPA) regulations

GAO Tek’s environmental sound level meters & calibrators help our clients in complying with relevant Canadian government regulations such as:

  • Canadian Standards Association (CSA) regulations.
  • Health Canada regulations
  • Transport Canada regulations
  • Canadian Environmental Protection Act (CEPA) regulations

GAO’s environmental sound level meters & calibrators have the following applications:

  • Workplace safety: Our environmental sound level meters & calibrators are used to measure and monitor noise levels in workplaces to ensure compliance with safety regulations and to prevent hearing damage to workers.
  • Environmental noise monitoring: GAO’s environmental sound level meters & calibrators are used to monitor noise levels in the environment, such as in residential areas, near transportation routes, and around construction sites, to assess the impact of noise on the community.
  • Product testing: Our environmental sound level meters & calibrators are used in product testing to measure the sound output of various devices, such as home appliances, electronic gadgets, and automotive products.
  • Acoustics research: GAO’s environmental sound level meters & calibrators are used in acoustics research to measure sound levels and analyze sound characteristics, such as frequency, amplitude, and duration.
  • Music production: Our environmental sound level meters & calibrators are used in music production to ensure that sound levels are properly calibrated and to measure the levels of different sound components, such as bass, midrange, and treble.

Our environmental sound level meters & calibrators can be shipped overnight within the continental U.S. and Canada, and can be shipped globally.