Manual / Auto Ranging Sound Level Meter

SKU: AET-933
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Description

The AET-933 is a lightweight and user friendly sound level indicator offering 4 measurements ranges (3 manually selectable, 1 auto range). It offers selectable A’ or ‘C’ frequency weightings and a choice of either fast or slow time weightings. It is designed to match the accuracies required of IEC 61672:2013 at ±1.4dB.

    • 4 measurement ranges
      • 30 to 80dB
      • 50 to 100dB
      • 80 to 130dB
      • 30 to 130dB (Auto range)
      • Over/under range indicator
    • 1dB resolution
    • Selectable ‘A’ or ‘C’ frequency weightings
    • Selectable fast (125ms) or slow (1s) time weightings
    • Precision ½ inch electret condenser microphone
    • Lmax (LAFmax, LASmax, LCFmax, LCSmax)
    • Lmin (LAFmin, LASmin, LCFmin, LCSmin)
    • 35mm LCD display with function indicators
    • LCD display backlight
    • Data hold
    • Max hold – displays highest measured value
    • Min hold – displays lowest measured value
    • Low battery indicator
    • Auto power off after 15 minutes of no activity
    • Supplied with soft carry case, wind muffler, battery and 2 year warranty

Technical Specification

Range 30 to 80dB, 50 to 100dB, 80 to 130dB, 30 to 130dB (auto range)
Resolution 0.1dB
Accuracy ±1.4dB (94dB @ 1 Khz)
Frequency Range 31.5Hz - 8Khz
Frequency Weightings 'A' or 'C'
Time Weightings Fast or Slow
Power 1 x 9V PP3 alkaline battery (LR-61)
Dimensions 158 x 62 x 32mm
Weight 178g

Calibration Options

A traceable calibration service can be purchased for this unit. Once the Service has been performed a certificate of calibration is produced and dispatched with your order. Calibration Services are performed on receipt of your order and as such will delay shipping. Details and options are outlined below.

Traceable Calibration (Sound)
Issued at 12 points: 

94dB at A & C, Fast & Slow, Hi & Lo Range

104dB at A & C, Fast & Slow, Hi Range

Price: £75.00

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