Reed Instruments Data Logging Sound Level Meter with ISO Certificate, A and C, Digital (R8070SD-NIST)

Data Logging Sound Level Meter with ISO CertificateHigh accuracy of ±1.0dB to 1kHz meets Type 2 standardsTriple range measurement (50dB dynamic range)Fast and slow time weightingReal-time data logger with integrated SD memory cardUser selectable sampling rate from 1 to 3600 secondsFeatures Peak hold, Data hold and Min/Max holdEasy-to-read backlit LCD displayTripod mount for long-term monitoringLow battery indicator and auto shut offThe single AC output jack (3.5mm stereo mini-plug) provides analog signals to frequency analysers, level recorders, FFT analysers, graphic recorders, etc