REED Instruments Sound Level Meter with Bargraph 9V Battery Blue/Black 60R80

This sound level meter meets iec type 2 requirements and offers high accuracy for critical measurements. The r8060 features over/under range indicators for each of the 3 measurement ranges a digital analog bargraph and the ability to keep track of min/max readings. Features ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" high accuracy of ±1.4db meets type 2 standards triple range measurement (60db dynamic range) a & c frequency weighting fast & slow time weighting easy-to-read lcd display digital analog bargraph min/max hold ac/dc output signal for use with dataloggers tripod mount for long-term monitoring low battery indicator and auto shut off (after 30 mins/off) specifications ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" measuring ranges 30 to 130db low 30 to 90db med 50 to 110db high 70 to 130db dynamic range 60db (in each range) accuracy ±1.4db resolution digital 0.1db analog 2db response time digital 500ms analog 100ms frequency range 20hz to 8khz time weighting fast/slow (125ms and 1s) microphone 0.5" (12.7mm) electret condenser display 4-digit lcd alarm indicators under and over (visual on-screen) tripod mountable yes battery life approx 50 hours operating temperature 32 to 104°f (0 to 40°c) storage temperature 14 to 140°f (-10 to 60°c) operating humidity range 10 to 90% applications ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" preventative maintenance industrial machinery/equipment construction sites ensuring safe working conditions public venues/concerts code enforcement traffic appliance noise testing

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