The Amprobe SM-20A Sound Meter has been designed to check compliance with safety regulations and perform acoustic analysis by safety engineers, health, industrial and safety offices as well as quality control. The SM-20A offers a PC interface. They use two different weighting filters required by the IEC651 and ANSI S1.4 Type 2 for audio filtering. The A weighting is for general noise sound level and the C weighting is for measuring sound level of acoustic material control in various environments (ie 94 dB 1 kHz, etc).

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Designed to meet the measurement requirements of safety engineers, health, industrial safety offices and quality control in various environments.
A and C weightings for checking compliance with safety regulations as well as acoustic analysis
Measuring ranges: A weighting 30 – 130 dB, C weighting 35 – 130 dB
Frequency range: 31.5 Hz – 8 kHz
Display with 0.1 dB steps on a 4 digit LCD
Slow (1 sec) and fast (125 ms) response settings to check peak and average noise levels
Max/min recording
Internal memory, 14,000 records
Recording intervals from 1 second to 8 hours
PC computer download capabilities
Data hold to freeze reading on digital display
CE, designed to meet IEC651 type 2, ANSI S1.4 type 2

Additional Information

Manufacturer: Amprobe

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SM-20A Sound Meter

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