USB Interface noise meter DT-8851

USB Interface noise meter Model: DT-8851 Instrument: The noise meter in line with standard IEC61672-1, secondary standard, range (with analog bar) LO: 30dB ~ 80dB / Med: 50dB ~ 100dB / Hi: 80dB ~ 130dB / Auto : 30dB ~ 130dB dynamic range of 50dB error 1.4dB Frequency Response 31.5Hz ~ 8KHz frequency weighting characteristics A and C Time weighting characteristics of fast (FAST) 125 milliseconds, slow (SLOW) 1 秒 sensor 1/2 inch polarized condenser Sensor display 4-digit, resolution 0.1dB, value Update: 2 times / sec analog output AC / DCmV signal output from the headphone jack AC = 1Vrms, DC = 10mV / dB Data output with USB interface with a computer connected to 35 mm headphone jack Hole Max / Min showed the product DT-8851 Description 8851 series of professional noise meter in line with IEC61672-1, secondary standard, with a wide dynamic range, as well as fast, slow and automatic time constant is set, the built-in USB interface The rapid and timely transmission of data to a computer, and can store 32,700 pieces of data (only 8852) and so on. It can be widely applied in noise engineering, quality control, health control and a variety of environmental sound measurements, such as noise measurement applications residential areas, industrial and mining plant, schools, airports and other occasions. Dimensions: 278x76x50 mm Weight: 350 g Accessories: 9V battery, adjustment screwdriver, sea cotton, external power supply, USB cable, software CD, tripod, tool box, box.