Precision data logging sound meter AET-958

Precision sound level meter from ATP. 

• Confirms to Class 2 requirements (IEC61672-1)
• Auto ranging 30 to 130dB
• Manual ranges 30~80dB, 50~100dB, 80~130dB
• Large LCD display with function indicators, quasi-analogue bargraph and backlight
• User selectable ‘A’ & ‘C’ frequency weighting
• Fast or slow response
• Max/min & hold measurements
• Over range and under range indication
• Low battery indication
• Auto power off after 15 mins of no activity
• Standard 4mm camera bush for tripod mounting
• USB interface for data transfer to a PC
• Analogue output AC: 1 Vrms, DC: 10mV per dB
• User calibration via a potentiometer using a standard sound level calibrator
• Data logging for 32600 readings