Sound Meters

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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • Sound Recorder/Datalogger

    Sper Scientific

    Records sound together with dB levels. This unique Sound Meter enables you to playback a live audio recording that is synced with the measured sound intensity graph. The meter and included software can quickly collect and analyze all standard sound data such as dB levels, LEQ and SPL, but also…

  • Provides Noise Surveys for Compliance with OSHA, MSHA, DOD, ACGIH and ISO Standards For employees that are exposed to loud noise, sound level monitoring is essential to determine what protective measures are required. Perform OSHA and IEC Noise accumulation surveys to determine total sound…

  • Sound Meter, OSHA Req.

    Sper Scientific

    A and C decibel frequency scales Fast or slow response Calibration Certification available Easy calibration using internal oscillation system AC or DC output and peak function Display has a resolution of 0.1 dB and indicates low battery and over/under load. Has a foldout tripod stand and…

  • Sound Meters, Type 1

    Sper Scientific

  • Enables remote sound level readings Features both RS232 computer interface and AC output. Also has A and C decibel frequency weighting scales, fast or slow time weighting, hold, peak hold, and min-max functions. Meets IEC 61672 class 2 and ANSI S1.4 type 2 frequency and time weighting …

  • The TR100 is an Extech Tabletop Tripod for Extech Test and Measurement equipment. This tabletop tripod stands 6-Inches high when fully extended and has a standard 1/4-Inch-20 mounting screw. Tripod features telescoping legs and tilt lock.

  • Features three decibel ranges for greater precision Low decibel range: 35.0 to 80.0 dB; medium decibel range: 50.0 to 100.0 db; and high decibel range: 80.0 to 130.0 dB Resolution is 0.1 dB and accuracy is ±2 dB Unit provides weightings for both A and C frequencies to meet IEC 651 Type 2…

  • This wind screen fits all Sper Scientific digital sound meters.

  • Calculates SPL and LEQ Sper Scientific’s Integrating Sound Datalogger measures sound pressure level (SPL) according to A or C weighting and integrates the weighted SPL over an established length of time, such as an 8-hour workday, to calculate cumulative sound exposure (LEQ).…

  • Leq and SEL measurements with built-in datalogger and PC interface Features: 4-digit multifunction LCD with analog bargraph Precise linearity over wide range (100dB) Display modes: SPL, SPL MIN/MAX, SEL, and Leq Programmable integrating time A and C Frequency weighting …

  • Sound Meter

    Sper Scientific

    Two scales cover 40 to 80 dB and 80 to 120 dB ranges Operates easily One selection dial Easy-to-read results Useful in work places, in quality control for sound level inspection of products and in monitoring environmental noise pollution, background sound level, traffic,…

  • Perform OSHA and IEC Noise accumulation surveys Adjustable Criterion Level, Exchange Rate, and Threshold Applications include Personal accumulated noise exposure measurement, Workplace noise assessment, OSHA and other regulatory agency compliances Datalogs up to 4500dB readings when used as a…

  • Mini Sound Meter

    Sper Scientific

    This tiny meter is packed with features, yet its small and light enough to be carried in your shirt pocket. Choose from fast or slow time weightings, min-max readings and A or C decibel frequency weighting scales. All of these settings are simultaneously displayed on a large 11/4” backlit display.…

  • Big backlit display, PC interface & background sound absorber Meets ANSI & IEC 651 Type 2 standards Background noise absorber for machine noise measurements filters ambient noise 30 to 130dB measurement range with ±1.5dB accuracy Large display with backlighting and…

  • The SL130W is a Sound Level Alert with Alarm. Continuously monitor sound levels throughout the day using the Extech SL130W Sound Level Alert. Bright LEDs (red flashing or green) alert user when sound level is too high or too low - LEDs can be read from 30m (100ft). Wall, desk or tripod mount with…

  • 5 year warranty CE Mark A single dynamic 30 ~ 130db range eliminates the need to manually select ranges and prevents data errors during range changes in auto-ranging models. All test parameters are simultaneously displayed on a large bright backlit display featuring 0.1 dB resolution and a bar…

  • 407790A is a Real Time Octave Band Analyzer. Extech’s Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time is displayed on a large 3.5" 320x240 TFT color backlit LCD. Wide 100dB range of 30 to 130dB. Stores readings on microSD card. Complete with Windows…

  • Software and Cable for HT30 Heat Stress WBGT Meter. Connect the cable from your PC to the meter's RS-232 interface. Compatible with Windows 95, 98, ME, NT, 2000, XP. Also for use with Models 407750, 451104, 406800, RH401, RH350, RH405, RH355, 406850, and CO250 Extech Meters.

  • Sound Level Pen

    Sper Scientific

    Type 2 sound meter with one-button operation The Sound Level Pen is the smallest, lightest, easiest to carry sound meter in the world. Despite its small size, the Sound Level Pen is a fully functioning type 21 sound meter perfect for testing OSHA requirements and most other sound meter…

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