Amprobe SM-20A Sound Meter

The Amprobe SM-20-A Sound Level Meter has been designed to meet the measurement requirements of safety Engineers, Health, Industrial safety offices and quality control in various environments. It offers two types of measurements: A weighting and C weight.


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

• Measurement of sound level
• Measurement according to frequency evaluation filters A and C, with direct display in dB
• Integrated measurement memory (data hold, MAX)
• Switchable between fast and slow response times
• Backlight
• USB interface for PC connection
• Internal data logger for 14,000 readings