SL-4001 Sound Level Meter

SL-4001 Sound Level Meter

This sound level meter uses condenser microphone for high accuracy and long-term stability. It has two weighting factors simulated to human ear listening and machinery noise flat responses. An extra analog output signal can be used for control, data analysis and recording. An internal oscillator is provided for easy calibration. Widely used in audio system testing, motor and machine assembly, heating and air conditioning, work place sound level test, sound insulation and highway environmental impact.

* Extra analog output

* 30-130 dB in 3 ranges
* 94.0 dB calibration built-in
* Max Hold

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Resolution 0.1 dB
Frequency 31.5 - 8,000Hz
Accuracy 0.7 dB
Size 8.0" X 3.2" X 1.4"
Weight 9.9 oz
Power 9V battery

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