EXTECH 407744 Sound Calibrator
USD 350.06
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Frequency: 1000 Hz /±5%
Sound Pressure Level: 94dB /±0.5dB (94dB)
Distortion <2% Total Harmonic Distortion (THD)
Operating Temperature: 32 to 122°F (0 to 50°C)
Power Supply: Two Heavy duty, alkaline 9V Battery
Power consumption: Approx. 10mA DC
Dimensions: 2.2" diameter x 5.6" long (50 x 127mm)
Weight: 0.75
Complete with two 9V batteries, carrying case, and screwdriver
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