EXTECH 407780A: Integrating Sound Level Meter w/ USB

EXTECH 407780A: Integrating Sound Level Meter w/ USB

Extech 407780A: Integrating Sound Level Meter with USB

The Extech 407780A is a precision integrating sound level meter designed for monitoring occupational and environmental noise. Featuring USB connectivity, this meter supports advanced acoustic analysis through Leq and SEL measurements, and comes equipped with both A and C frequency weighting options.

Ideal for industrial, laboratory, and environmental noise assessments, the 407780A offers real-time datalogging, allowing storage of up to 32,000 records. Users can configure integration time, choose between impulse, fast, or slow response times, and benefit from alarm functionality for threshold exceedance.

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Key Features EXTECH 407780A: Integrating Sound Level Meter w/ USB 

• Integrating sound level meter for Leq (Equivalent Continuous Sound Level) and SEL (Sound Exposure Level)

• USB interface for fast data transfer to PC (software included)

• Built-in 32,000 record datalogger for long-term monitoring

• Large 4-digit LCD display with digital readout and analog bargraph

• Selectable A and C frequency weighting

• Programmable integration time

• Supports Impulse, Fast, and Slow response time settings

• AC/DC analog outputs for signal monitoring

• Alarm function for customizable threshold alerts

• Comes complete with all necessary accessories: windscreen, screwdriver, USB cable, battery, and protective case

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Specifications

• Sound Level Range: 30 to 130 dB

• Accuracy: ±1.5 dB

• Resolution: 0.1 dB

• Frequency Weighting: A, C

• Response Time: Fast, Slow, Impulse

• Memory: 32,000 data records

• Microphone Type: 0.5″ (12.7 mm) condenser

• Analog Output: AC and DC

• PC Interface: USB (Windows-compatible software included)

• Certifications: CE

• Power Source: Battery powered (included)

• Dimensions: 10.4 × 2.8 × 0.8 inches (265 × 72 × 21 mm)

• Weight: 10.9 oz (310 g)

• Warranty: 2 years

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Summary

The Extech 407780A is a feature-rich integrating sound level meter ideal for comprehensive acoustic assessments. With USB connectivity, a built-in datalogger, selectable response times, and broad frequency weighting options, it delivers accurate sound measurements for professionals in industrial, environmental, and workplace safety applications. Its compact design and included accessories make it both versatile and convenient for field or laboratory use.