Extech 407730 Digital Sound Level Meter S22-0005

S22-0005 Extech 407730 Digital Sound Level Meter Analog Bargraph With 50Db Range Updates Every 40Ms For Viewing Trends Features: 2Db Accuracy With 0.1Db Resolution A&C Weighting Ac Analog Output Record Max/Min Values Over Time Auto Power Off And Max Hold Functions Utilizes 0.5″(12.7Mm) Condenser Microphone Tripod Mountable  40 To 130Db Measuring Range Fast/Slow Response Time Tripod Mountable  Complete With 4 Aaa Batteries And Microphone Windscreen Applications: Monitoring Workplace Machinery Installing Audio And Alarm Systems Product Noise Certification And Reduction

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