94dB and 114dB Operating temperature 0 – 50C Calibration for Sound Level Meter CENTER-326 Sound Level Calibration
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Features:
94dB and 114dB Sound Calibration at 1KHz
Accurate and Simple to use
Fits 1″, 1/2″ diameter microphone
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Output Sound Pressure Levels
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114dB and 94dB re 20 uPa under refrence conditions.
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Output Frequency
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1000Hz +/- 2%
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Reference Conditions
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TEMPERATURE –>23 o C(73 o F)
ATMOSPHERIC PRESSURE –>103hpa (760mm of Hg) RELATIVE HUMIDITY –>65% |
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Accuracy of Sound Pressure Level
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Under stated reference environment conditions +/- 0.5dB
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Power
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One 9V battery 006P or IEC 6F22 or NEDA 1604.
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Battery Test
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Internal circuitry checks condition of battery continuously.
Calibrator will operate at all if battery voltage falls below acceptable range. |
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Battery life
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About 50 hours
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Dimensions
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113(L) x 63(W) x 44(H)mm
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Weight
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approx. 170g (include batteries)
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Operating temperature
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0 – 50 (32 – 122 )
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Operating humidity
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0 – 90%RH
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Accessories
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9V battery(not included package) Carrying case, Instruction manual. 1/2″ Microphone Adaptor
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