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Extech 407780A Integrating Sound Level Meter with Built-in Data Logging for LEQ and SEL Measurements

Integrating Sound Level Meter with Data Logging

Extech Data Logger Measuring Sound Level with Built-in USB Connection

Part Number: 407780A

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  • Measures and Records Sound in the Range 30 to 130dB
  • SPL, SPL (Min, Max), SEL and LEQ Display Modes
  • Records up to 32,000 Readings, Real Time Calendar/Clock
  • LCD Shows Current Readings, Battery Status and Features an Analog Bargraph
  • Complies with Requirements of IEC 61672-1:2003 Standard for a Class 2 Instrument

Includes (4) Alkaline Batteries, PC Software, USB Cable, Adjustment Screwdriver, Carry Case and Windscreen

Please allow 7-10 days for this item to ship.


Extech 407780A USB Sound Level Data Logging Meter Specifications

Microphone 0.5" (12.7mm) Electret Condenser Microphone
Measurement Range 30 to 130dB
Frequency Range 31.5 to 8kHz
Sampling Time Updated every 0.5s
Accuracy ±1.5dB (ref 94dB@1KHz)
Resolution 0.1dB
Measurement Parameters SPL, SPL MIN/MAX, SEL, and Leq
Frequency Weighting A and C
Response Impulse, Fast and Slow
Data Storage Capacity 32,000 Samples
Battery (4) 1.5 Volt AA Batteries
Battery Life Approximately 24 Hours
PC Interface USB
Software Windows XP and Vista 32-Bit Compatible
Standards Compliance IEC: 61672-1, 60651 and 60804 Type 2
ANSI: S1.4 Type 2
Dimensions 265mm x 72mm x 21mm (10.4" x 2.8" x 0.8")
Weight 10.9 oz. (310 grams)

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