Extech 407750 Sound Level Meter

This device measures sound level in dB and the measurement range can be set automatically or manually. The 407750 offers selectable frequency weighting (‘A’ and ‘C’) and Time Response (Fast and Slow). The built-in RS-232 PC interface allows the user to record readings onto a PC in real-time. Careful use of this meter will provide years of reliable service. Features: - High accuracy meets ANSI & IEC 651 Type 2 standards - Background noise absorber for machine noise measurements filters ambient noise - RS-232 interface for capturing data directly on a PC - Large display with backlighting and analog bargraph - Min/Max - Analog AC/DC outputs for connection to a recorder - Tripod mount ideal for field use

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