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Detailed Product Description
FEATURE
Meets IEC 651;ANSI S1.4, type2 standard. Quasi-Analog bar indicator:1dB display steps, 50dB display range, updated every 50ms. Measurement level range features 6 ranges. Background noise absorber mode filters ambient sounds. Fast( 125 msec.) or Slow( 1 sec.) respone 3 times. Record Max / Min. & Maximum Hold function. A / C Weighting selectionable. Microphone : 6mm(Dia.)electric condenser type. Backlight for use in dark areas (Model 8922). Low battery indicator. Optional RS232 software (Disk & PC cable). Serial formt: 2400Baud rate, 1 Stop bit, 8 Data bits. N: xxx, xdB Monitor the sound levels from traffic noise, alarm systems and workplace machinery, Multi-Freguency calibration to ensure quality stable.
SPECIFICATION Auto range : 30-130dB. Big LCD : 42x64mm. Measurement level range : 6 ranges in 10-dB steps:30-80dB, 40-90dB, 50-100dB, 60-110dB, 70-120dB, 80-130dB.
Accuracy : ±1.5dB ( under reference condition ) Digital
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