Description click to view larger image The Extech 407760 USB sound level data logger has a 30 to 130 dB range with data logging capability up to 129,920 records. There is a selectable data sampling rate and readings are recorded with a real-time clock. The Extech 407760 USB sound level data logger has two start methods: programmed (from PC) or manual. The data logger also has 0.5″ electret microphone. USB interface for easy setup & data download Datalogging capability up to 129,920 records 30 to 130dB range Selectable data sampling rate Records readings with real time clock Start logging from PC or manually 0.5″ electret microphone Designed to ANSI & IEC 61672 Class 2 standards Catalog Page 126 Extech 407760 Datasheet
