Specifi cations-407780A
Applicable Standards IEC 61672-1, 60651 and 60804 Type 2, ANSI S1.4 Type 2
Accuracy ±1.5dB (ref 94dB@1KHz)
Resolution 0.1dB
Digital Display 4 digital LCD
Measurement Parameters SPL, SPL MIN/MAX, SEL, and Leq
Measurement Range 30dB to 130dB
Linearity Range 100dB
Measurement Frequency Range 31.5Hz to 8KHz
Frequency Weighting A and C
Response Impulse, Fast and Slow
Microphone 1/2 " Electret condenser microphone
Sampling time updated every 0.5s
Bargraph 4dB steps, 100dB range, 125ms update
Display Warning Function
Overrange Indicator Displayed at the upper limit
Underrange Indicator Displayed at the lower limit
Analog AC/DC Output 2Vrms (at full scale), 10mVDC/dB
Power Supply Four 1.5V AA batteries, Optional AC adapter
Battery Life Approximately 24 hours
Dimensions 10.4x2.8x0.8" (265x72x21mm)
Weight 10.9oz (310g）
