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Details
ConditionNew
Description
Description
The meter has been designed according to the IEC651 Type2, ANSI S1.4 Type 2.
· Accuracy: +-1.5dB
· Response frequency: 31.5Hz-8kHz
· Dynamic range: 50dB
· Frequency Weighting : A\C
· Time weighting: FAST 125ms, SLOW 1sec
· Microphone: Electret Condenser microphone
· Digital Display: 4 digitals, resolution 0.1dB, sampling rate 2 times/s
· Analog bar display: Each analog bar is as 1 dB, sampling rate 20 times/s
· Measurement ranges: 30-80dB, 40-90dB, 50-100dB, 60-110dB, 70-120dB, 80-130dB, Total of 6 ranges
· Auto-range: Micro-computer can choose the best measurement ranges
· Over range indicator: UNDER (less than range) and OVER (over range)
· AC signal output: 0.707 Vrms at FS (Auto-range mode isn't included) Output impedance approx. 600Ω
· DC signal output: 10mV/dB Output impedance approx. 100Ω
· Power supply: Four LR03 AM4 1.5V SIZE AAA alkaline cells
· Power life: About>35hrs (alkaline cells) Cintinuous operation
· AC adapter: Voltage 9vDC
· Voltage ripple < 100mVpp
· Supply Current >100mADC
· Socket pin Ground
· Casing positive
· External Diameter 3.5mm
· Data recording: 16000 data(extended to 128000 data)
· Operating temperature: 0℃ to +40℃
· Operating humidity: 10~80%RH
· Storage temperature: -10℃ to 60℃
· Storage humidity: 10 to 70%RH
· Dimensions:245(L)x80(W)x35(H)mm
· Weight : Approx. 350g (including battery)
· Safety rating: CE(EMC) RoHS
Features:
· Display: 2000 counts
· Data Logging: 16000 records
· Auto Ranging
· Auto Power Off
· AC Singal Output: 0.707 Vrms at FS (Auto-range mode isn't included) Output impedance approx. 600Ω
· DC Singal Output: 10mV/dB Output impedance approx. 100Ω
· AC Adapter
· -Voltage 9VDC
· -Voltage Ripple <100m Vpp
· -Supple Current >100m ADC
· -Socket : pin Ground
· -Casing Positive
· -External Diameter 3.5mm
· Fast
· Low
· A Weighting
· B Weighting
· Date and Time Display
· MAX
· Data Hold
· Display Backlight
· Low Battery Display
· Analog Bar Indication
· Over Range Indication
· RS-232 Pclink
· USB Interface
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