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• Precision selenium photovoltaic cells and microprocessor provide for excellent accuracy of ±5% • Large 0.5" LCD readout displays to 1999 counts and indicates overrange • DATA HOLD switch • Automatic zero adjustment • Separate light sensor facilitates measurements in remote locations • Built-in analog output of 1mV per count
SPECIFICATIONS: Measuring Range: 30 to 130 dB(A); 35 to 130 dB(C) Resolution: 0.1 dB Accuracy: ±0.7 dB after calibration @ 94 dB/1000 Hz Frequency Range: 31.5 to 8000 Hz Response Time: Fast: 0.2 sec. for max.Slow: 1.5 sec. for max. Calibration: Internal oscillation, 1kHz square wave generator Output: 0.5 VAC rms f.s., 0.3-1.3 VDC, 10mV/dB Impedance: 600Ω Power Supply: 1 x 9V 006P battery Dimensions: 205 x 80 x 35 mm; 12.7 mm dia. microphone Weight: 280 g
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