SOUND LEVEL AZ-8921

Features: Deluxe super large LCD display w/ affordable price. Meet IEC651, type2 class standard Unique background noise absorber Features w/ digital display and analog bargraph Professional and rigid design Auto/ Manual ranging, 6 measurement ranges in 10 steps Max hold Record max/ min Fast/ slow response is selectable A/ C weighting is selectable Easy to calibrate by standard calibrator AC/ DC analog output Tripod mountable Backlight function to use in dark area( 8922 only) Specification: Model 8921 8922 Measure range A weight: 30dB-130dB C weight: 35dB-130dB Digital display( 6 ranges) 30-80, 40-90, 50-100, 60-110, 70-120, 80-130dB Digital display resolution 0.1dB Digital updating time 160ms Quasi-analog bar( 6 ranges) 30-80, 40-90, 50-100, 60-110, 70-120, 80-130dB Quasi-analog bar resolution 1dB Bar updating time 40ms Accuracy at 94dB, 1KHz + / -1.5dB Analog output AC 0.707Vrms( at full scale) DC 10mV/ Db Microphone Dia.6 mm electric condenser microphone Frequency range 31.5Hz-8KHz Battery life time 30 hours typical Windscreen YES LCD size( mm) 42( H) x 62( W) Operating temp. 0-50 Operating RH% Humidity< 80% Storage temp. -20-50 Storage RH% Humidity< 90% Dimension( mm) 77 x 254 x 37 Weight 200g Battery 9V x 1pc Standard Package Meter/ Battery/ Manual/ carry case Optional Accessory Computer connection sofeware kit