DIGITAL SOUND 8922 Ψηφιακό Ντεσιμπελόμετρο dB meter

RS232 Digital Sound Level Meter 8921/8922

•  Deluxe super large LCD display w/ affordable price
•  Meet IEC60651, type2 class standard
•  Unique background noise absorber
•  Features w/digital display and analog bar graph
•  Professional and rigid design
•  Auto / manual ranging ,6 measurement ranges in 10 steps
•  Max hold
•  Record max / min
•  Fast / Slow response mode 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 (8922only)

SPECIFICATIONS

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 Microphone         AC 0.707Vrms(at full scale); DC 10mV/dB

                                                Dia.6mm electric condenser microphone

Frequency range                      31.5Hz~8KHz

Battery life time                        30 hours typical

Windscreen LCD                       YES

size (mm)                                 42(H)x62(W)

Operating temp.                                    0~50^oC

Operating RH%                        Humidity < 90%

Storage temp.                           -20~50^oC

Storage RH%                           Humidity < 90%

Dimension(mm) Weight             254x77x37

Battery                                     9V battery x 1pc or 9VDC adaptor

Standard Package                    Meter/Battery/Manual/carry case

Optional Accessory                   Computer connection software kit