Digital Sound Level Meter
Model KM 928 MK1
Sound Level Meter has been designed to meet the measurement requirement of noise engineers, noise quality control & health prevention in various environments, such as noise measurement in factory, Office, Traffic Road, Family & all other noise measurement applications.
Genereal Specifications
• Measuring Range : 30 ~ 130 dBA, 35 ~ 130 dBC
• Accuracy : ± 1.5dB
• Resolution : 0.1 dB
• AC Output : 0.707Vrms at FS output impedance aprox. 600 ohm
• DC Output : 10mV / dB, output impedance approx. 100 ohm
• Bar Graph : 50dB scale at 1dB step for monitoring current sound pressure level display sample rate : 20 times / second
• AC & DC output for frequency analyser level recorder, FFT analyser, Graphic recorder etc.
• Display : 4 Digit display
• Frequency Response : 31.5Hz ~ 8.5KHz
• Measuring Level : 30 ~ 130, 40 ~ 90, 50 ~ 100, 60 ~ 110, 80 ~ 130
• Frequency weighting : A & C
• Time Weighting : FAST / SLOW
• Sampling rate : 2 times / second
• Microphone : ½ inch polarization capacitance microphone
• AC / DC output
• Max reading
• Overload indication : OVER / UNDER
• Low battery indication
• Power Supply : 4 x 1.5V AA or DC 6V 100mA adapter
• Dimension : 70 x 35 x 256 mm
• Weight : Approx. 308g (including battery)
• Accessories : User Manual, battery, Tripod mounting screw, Windscreen & Carrying case.