The AET-958 is a data logging sound meter with 4 measurement ranges (3 manually selectable, 1 auto range). It offers selectable 'A' or 'C' frequency weightings and a choice of either fast or slow time weightings. The data logging feature can record up to 262,100 readings in one or multiple recordings it at intervals of 1 second to 10 hours. It is designed to match the accuracies required of IEC 61672:2013 at ±1.4dB. Featuring a modern ergonomically designed grip, simple function buttons and a simple USB connection it is easy to use.
Technical Specification
More Information
Brand
ATP
Type
Data Logging Sound Level Meter
Manufacturer Part Number
ET-958
Additional Information
Includes: hard carry case, wind muffler, 3.5mm earphone plug, 1m USB cable, software, AC/DC mains power adapter, battery
Features & Benefits
4 measurement ranges - 30 to 80dB/50 to 100dB/80 to 130dB/30 to 130dB
1dB resolution
Selectable 'A' or 'C' frequency weightings
Frequency range 31.5hz to 8Khz
Selectable fast (125ms) or slow (1s) time weightings
Precision 1/2in electret condenser microphone
Lmaximum (LAFmaximum, LASmaximum, LCFmaximum, LCSmaximum)
Lminimum (LAFminimum, LASminimum, LCFminimum, LCSminimum)
Data logging for 262,100 readings
Selectable sampling interval (1second to 10hours)
55mm LCD display with bargraph and function indicator
LCD display backlight
Data hold
Maximum hold - displays highest measured value
Minimum hold - displays lowest measured value
Low battery indicator
Auto power off after 15 minutes of no activity
Range 30 - 80dB, 50 - 100dB, 80 - 130dB, 30 - 130dB
Accuracy ±1.4dB
Frequency range 31.5Hz - 8kHz
Power 1 x 9V PP3 alkaline battery
Size 252 x 66 x 33mm