LELab Sdn Bhd
18, Jalan Sungai Burung U32/U,
Seksyen 32, Bukit Rimau,
40460 Shah Alam,
Selangor Darul Ehsan, Malaysia.
+603-5525 3833
+603-5525 3832

Sound Meters / Decibel Meters

Extech 407730 Digital Sound Level Meter

40-130dB Meter featuring large LCD display with analog bargraph

The 407730 sound level meter measures from 40 to 130dB with an accuracy of 2dB. The digital display offers a 0.1dB resolution and features a fast responding analog bar graph. User can choose A or C weighting. Max Hold captures highest reading. Includes microphone wind screen and four AAA batteries.

  • ±2dB accuracy with 0.1dB resolution
  • A+C weighting
  • AC analog output
  • Record Max/Min values over time
  • Utilizes 0.5''(12.7mm) electret condenser microphone

Extech 407732 Low/High Range Sound Level Meter

Dual-range Type 2 digital sound level meter with backlit LCD

This type 2 sound level meter meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and speaker systems and enforcing noise ordinances. Measures from 35 to 130dB in 2-ranges with accuracy of plus or minus 1.5dB. Data hold and Max hold functions. Backlit display allows use in dimly lit areas. Complete with microphone wind screen and 9V battery.

  • High accuracy meets ANSI and IEC 651 Type 2 standards
  • High and Low measuring ranges: 35 to 100dB (low) and 65 to 130dB (high)
  • Data Hold and Max Hold functions
  • Backlit LCD display to view in dimly lit area

Extech 407732-KIT Type 2 Sound Meter Kit

Digital sound level meter with 94dB sound calibrator and carrying case

This Type 2 Sound Level Meter Kit meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and speaker systems and enforcing noise ordinances. Measures from 35 to 130 dB in 2 ranges and has an accuracy of ±1.5 dB. Data hold and Max hold functions. Backlit display allows use in dimly lit areas. Includes plastic carrying case for meter and calibrator.

  • High accuracy meets ANSI and IEC 651 Type 2 standards
  • High and Low measuring ranges: 35 to 100dB (low) and 65 to 130dB (high)
  • Data Hold and Max Hold functions
  • Backlit LCD display to view in dimly lit area
  • Includes 407722 - 1kHz 94dB sound calibrator (±5% accuracy)
  • Includes plastic carrying case for meter and calibrator

Extech 407750 Sound Level Meter with PC Interface

Big backlit display, PC interface & background sound absorber

The 407750 Sound Level Meter with PC Interface has a large backlit display, PC Interface and background sound absorber for noise measurements with high ambient noise levels. It features A/C Weighting, fast/slow response time, Min/Max, and analog AC/DC outputs for connection to a recorder. Complete with microphone wind screen, 9V battery and case.

  • 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 analog bargraph
  • MIN/MAX, Auto/Manual Ranging
  • Analog AC/DC outputs for connection to a recorder
  • RS-232 interface for capturing data directly on a PC
  • Tripod mount ideal for field use

Extech 407760 USB Sound Level Datalogger

Compact, High Accuracy Sound Level Datalogger with Tripod

407760 Sound Level Datalogger can record up to 129,920 records and uses a USB interface for easy setup and data download. The datalogger meets ANSI and IEC 61672 Class 2 standards with a 1.4dB accuracy. Additional features include A and C weighting, Fast/Slow response time, and 2 start methods: programmed (from PC) or manual. Comes complete with software, tripod, USB extension cable, windscreen, and 3.6-Volt Lithium battery.

  • Designed to meet ANSI and IEC 61672 Class 2 standards
  • USB interface for easy setup and data download
  • 30 to 130dB range
  • Datalogging capability up to 129,920 records
  • Selectable data sampling rate: 50ms, 500ms, 1s, 2s, 5s, 10s, 60s
  • Records readings with real time clock
  • Two start methods: programmed (from PC) or manual
  • 0.5'' electret microphone
  • Includes 3.6V Lithium battery, protective cap, USB extension cable, tripod, windscreen, and Windows® compatible software

Extech 407780A Integrating Sound Level Meter with USB

Leq and SEL measurements with built-in datalogger and PC interface

The 407780A is an integrating sound level meter with USB. The meter takes Leq and SEL measurements with A and C frequency weighting options. The meter has a built in datalogger that records up to 32,000 records and PC interface to easily access your logged information. Its 4 digit multifunction LCD has an analog bargraph and digital reading. With the 407780A you can program integration times, utilize impulse, fast or slow response settings and benefit from alarm features. Complete with windscreen, adjustment screwdriver, USB cable, Windows compatible software, battery, one year warranty and case.

  • 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
  • Impulse/Fast/Slow response settings
  • Datalogging function records up to 32,000 records
  • Real time calendar/clock
  • Analog and alarm output features can be used to connect with Frequency analyzers, chart recorders, external dataloggers, and sound level alarms
  • Built-in USB interface with included Windows® datalogging software
  • Tripod mount
  • Meets IEC 61672-1, 60651/60804 Type 2 and ANSI S1.4 Type 2 specifi cations
  • Complete with windscreen, adjustment screwdriver, USB cable, Windows® compatible software, battery, and case

Extech 407790A Real Time Octave Band Analyzer

Type 2 integrating sound level meter with Octave and 1/3 Octave Band real time display

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 measurement in 5 ranges: 20 to 90dB, 20 to 100dB, 20 to 110dB, and 30 to 120dB, 40 to 130dB
  • 3.5'' (320x240) TFT color LCD with backlight feature displays Leq, LE, Lmax, Lmin, Lp, L05, L10, L50, L90, L95
  • Stores readings on microSD card
  • Precise linearity over wide range (100dB)
  • Transferred data to a PC to be analyzed using software and cable provided
  • A, C and Z weighting with Fast or Slow response
  • 25Hz to 10kHz frequency response
  • Meets ANSI and IEC Type 2 standards
  • Internal self test when powered ON
  • Detachable 0.52'' (13.2mm) diameter condenser microphone and Tripod mount provided on rear
  • Analog AC/DC recorder output
  • Real time clock with Year, Month, Day, Hour, Minute and Second display
  • Optional microphone extension cable for measurements in enclosures and other remote locations (407764-EXT)
  • Complete with Windows® compatible software, USB cable, 4 x C batteries, microphone wind screen, mini screwdriver, 120V AC adaptor, and case

Extech SDL600 Sound Level Meter/Datalogger

Records data on an SD card in Excel® format

The SDL600 records data on an SD card in Excel format. High accuracy ±1.4dB meets ANSI and IEC 61672-1 Type 2 standards. 30 to 130dB measurement range. Auto or Manual ranging. AC analog output for connection to an analyzer or recorder. Large backlit LCD display. Stores 99 readings manually and 20M readings via 2G SD card. Datalogger date/time stamps and stores readings on an SD card in Excel format for easy transfer to a PC. User programmable sampling rate from 1 to 3600 seconds. Featuring Min/Max, Data Hold, and Auto Power Off functions. Complete with 6 AA batteries, SD Card, wind screen, and hard carrying case.

  • High accuracy ±1.4dB meets ANSI and IEC 61672-1 Type 2 standards
  • 30 to 130dB measurement range
  • Auto or Manual ranging
  • AC analog output for connection to an analyzer or recorder
  • Large backlit LCD display
  • Stores 99 readings manually and 20M readings via 2G SD card
  • Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
  • User programmable sampling rate: 1 to 3600 seconds
  • Min/Max, Data Hold, Auto Power Off
  • Complete with 6 AA batteries, SD Card, wind screen, and hard carrying case

Extech SL510 Sound Level Meter

High-Accuracy Sound Level Meter with A and C Weighting, Fast/Slow Response Modes

Extech’s ultra-compact sound meter meets class 2 standards with ±1dB high accuracy that allows for quick and reliable sound level testing. It features a large backlit display for easy viewing and measures A & C weighting from 35 to 130dB with Fast and Slow response time mode. Size is small enough to conveniently fit in your pocket and includes a wrist strap.

  • ±1dB high accuracy meets Class 2 standards (IEC 61672-2013 and ANSI/ASA S1.4/Part 1)
  • Backlit LCD to view in dimly lit areas
  • Data Hold and Min/Max functions
  • Auto power off with disable
  • Tripod mount (optional TR100 Tripod sold separately)
  • Complete with microphone wind-screen, wrist strap, and three AAA batteries

Extech SL130W Sound Level Alert with Alarm

30-130dB Meter with built-in under/over-range LEDs indicators

The SL130W is a sound level alert with alarm for continuous monitoring of sound levels. Ideal for industrial, hospital, auditoriums, schools and other areas where there is a need for being alerted when sound level reaches set points. Bright LEDs (red flashing or green) alert user when sound level is too high or too low - LEDs can be read from 30m (100ft). You can set the SL130 so the RED LEDs flash when the sound level is below the''LO'' set point where people in the audience may not be able to hear. When the sound level is above the ''LO'' set point, the GREEN LEDs indicate the sound level is acceptable. You can reverse the Red and Green LEDs activation per user color preference. Wall, desk or tripod mount with optional 15ft (5m) microphone extension cable for remote monitoring. User settable high or low limit (30 to 130dB) with output to drive external relay module. Meets ANSI Type 2 and EN 60651 accuracy specs - compliant to OSHA. Complete with 100-240V AC 50/60Hz adapter and microphone wind cover. 8 x AA batteries (not included) can be used for monitoring function only without LED alert.

  • Wall, desk or tripod mount with optional 15ft (5m) microphone extension cable for remote monitoring
  • Bright LEDs (red flashing or green) can be read from 100ft (30m)
  • Continuous monitoring of sound level in 3 ranges: 30 to 80dB, 60 to 110dB, 80 to 130dB
  • User adjustable high or low limit (30 to 130dB) with output to drive external relay module
  • Built-in desk, wall and tripod mounts
  • Meets ANSI Type 2 and EN 60651 accuracy specs - compliant to OSHA
  • Complete with 100-240V AC 50/60Hz adaptor and microphone wind cover

Extech 407355-KIT-5 Noise Dosimeter/Datalogger Kit

Sound Level Datalogging Kit with 5 Dosimeters and Sound Calibrator

  • Includes five 407355 Noise Dosimeters with microphones, serial cable and PC Software
  • Includes 407766 94/114dB Sound Calibrator
  • Complete with hard plastic carrying case

Extech SL400 Personal Noise Dosimeter with USB Interface

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 exposure over an 8-hour period. The SL400 is a compact, lightweight Dosimeter with USB interface designed to test noise exposure and provide noise surveys for compliance with OSHA, MSHA, DOD, ACGIH, and ISO standards. Includes PC software to control setup and retrieve stored events or analyze real-time measurements.

  • Measures frequency weighted noise exposure and peak (C, Z) sound level
  • Datalogs up to 999,999 readings when used as a sound level meter with sampling times between 1 second and 24 hours
  • Sound level mode: displays sound level, min/max, time-averaged sound level (Leq), peak, and sound exposure level (SEL)
  • Adjustable Criterion Level, Exchange Rate and Threshold
  • One user-defined measurement setup
  • Optional 94dB calibrator to perform ''before'' and ''after'' calibration checks per ANSI standards
  • USB interface with Windows®-compatible software to control setup and retrieve stored events or analyze real-time measurements
  • Complete with belt clip, clip-on 0.5'' (12.7mm) microphone with 32'' (81.3cm) cable and windscreen, 9V battery, software, USB cable, and carrying case

Extech 407744 94dB Sound Calibrator

1kHz Professional Calibrator for 0.5'' or 1.0'' Microphones

This 1kHz, 94dB professional sound calibrator for 0.5'' or 1.0'' microphones calibrates and verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and ±0.5dB (94dB). Meets IEC standard 60942 1997-11. Complete with two 9V batteries, carrying case, and screwdriver.

  • Calibrates and verifies Sound Level Meter operation
  • Battery test position with battery status LED indicates if battery is good
  • For use on Sound Level Meters with 0.5'' or 1.0'' microphones
  • Durable die-cast, aluminum housing
  • 1kHz sine wave at 94dB is generated to an accuracy of 5% (frequency) and ±0.5dB

Extech 407766 94/114dB Sound Calibrator

1kHz Professional Calibrator for 0.5'' or 1.0'' Microphones

This 1kHz 94/114dB professional sound calibrator is for 0.5 in. or 1 in. microphones. Calibrates and verifies sound level meter operation. Level position switch to select 94dB or 114dB with power on LED indicator light. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB/114dB to an accuracy of 5% (frequency) and ±0.5dB (94dB)/±1.0dB (114dB). Meets IEC standard 60942 1997-11. Comes complete with two 9V batteries, carrying case and screwdriver.

  • Calibrates and verifies Sound Level Meter operation
  • LED indicator lights up when power is on
  • Level position to select 94dB or 114dB
  • For use on Sound Level Meters with 0.5'' or 1.0'' microphones
  • Durable die-cast, aluminum housing
  • 1kHz sine wave at 94dB/114dB is generated to an accuracy of 5% (frequency) and and ±0.5dB (94dB)/±1.0dB (114dB)

Extech 407764-EXT 15ft (4.7m) Microphone Extension Cable

Extension cable for remote sound level measurements

Extech's 407764-EXT is a fifteen foot Microphone Extension Cable for use with Extech's Models 407355, 407780 and 407790 Sound Level Meters. 

  • Compatible with 407764, 407355, 407780 and 407790 sound meters

Extech SL125 Microphone Extension Cable

For Extech SL130G/SL130W Sound Level Monitors

The SL125 is for use with Extech’s SL130G/SL130W Sound Level Monitors. Extends microphone up to 15ft (5m) for remote operation.
 


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