Check the listing for details. Digital Noise Spectrum Analyzer Meter Noise meter With Range 25dB to 130dB (A). Condition: New. Listed at 477.95 USD. Digital Noise Spectrum Analyzer Meter Noise meter With Range 25dB to 130dB (A) Spec： The Noise Spectrum Analyzer is a universal sound level meter, an integrated sound level meter. It can also measure Accumulated percentile sound level, also a spectrum analyzer that can measure 1/1 octave filter and 1/3 octave filter. Features * its performance is in accordance with GB/T 3785-2010 standard level 2 And IEC 61672:2013 Class 2 sound level meter requirements, but also meet the requirements of IEC 1260:2014 Class 2 and GB/T 3241-2014 for Class 2 1/1 octave filter and 1 1/3 octave filter. It also meets the JJG 188-2017 standard. * With built-in 1/1 octave and 1/3 octave filters. Either manual or automatic frequency sweep measurement is available. 12 groups of data can be saved automatically in automatic sweep measurement. * With the function of integration and statistics, 800 groups of single measurement and 6 days of regular measurement can be achieved. The stored data can be read and printed. The collected data can be checked when the regular measurement ispaused. * The three time weighting F, S, and I can be selected. * The digital detection technology is used to replacesome traditional sound level meters, the stability andreliability are greatly improved. * Large screen display is adopted, with clear and intuitive display. With dynamic scale display. Specifications Microphone Φ12.7mm (1/2') test condenser microphone Frequency range 10Hz~20,000Hz Frequency weighting A, C, and Lin(Linear) Range 25dB~130dB (A) Range control Manual, three gears, linear range > 60dB Testing Range 30dB~90dB (dynamic scale display 10dB~100dB) 50dB~110dB (dynamic scale display 30dB~120dB) 70dB~130dB (dynamic scale display 50dB~140dB) Accuracy In accordance with IEC61672 standard, class 2 Time Weighting Fast (F), Slow (S), Impulse (I) Filter Built in 1/1 and 1/3 octave filter Display Large screen dynamic LCD, instantaneous sound level, with analogammeter display. The output interface AC signal output USB data cable output Calibration Use class 1 sound level calibrator Power Supply 4x1.5V AAA Size (UM-4) Battery(not included) External Power 6V Weight 185g (Not Including Batteries) Dimensions 227mmx63mmx26 mm Operating Condition Temperature: -10~50°C Standard Accessories Main Unit Windscreen Carrying Case (B04) Manual Optional Accessories CD Data Cable Bluetooth Data Adapter Bluetooth printer Printer power adapter External power supply (6V)