Lutron SL-4010

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Deskirpsi

Measurement Range 35 to 130 dB, 3 ranges : 1 - 35 to 80 dB, range 2 - 50 to 100 dB, range 3 - 80 to 130 dB, Resolution 0.1 dB. Measurement 31.5 Hz to 8,000 Hz. Weighting Network The " A weighting " characteristic is simulated as "Human Ear Listing"response. Time Weighting Default to " Fast " time weighting characteristics. " Fast time weighting " is simulated the human ear response character. Accuracy Characteristics of " A " frequency weighting network meet IEC 61672 (23 ± 5 ℃) class 2. Under 94 dB input signal, the accuracy are : 31.5 Hz - ± 3.5 dB, 63 Hz - ± 2.5 dB, 125 Hz - ± 2.0 dB 250 Hz - ± 1.9 dB, 500 Hz - ± 1.9 dB, 1 kHz - ± 1.4 dB 2 kHz - ± 2.6 dB, 4 kHz - ± 3.6 dB, 8 kHz - ± 5.6 dB Size of microphone 1/2 inch standard size. Calibration VR Build in external calibration VR, easy to calibrate on 94 dB level by screw driver. Data Hold Hold function to freeze the display value. Operating Temp. 0 ℃ to 50 ℃ ( 32 ℉ to 122 ℉ ). Operating Humidity Less than 80% RH Power Supply 006P DC 9V battery Standard Accessories ( termasuk dalam produk) * Instruction Manual * Batere kotak 9 Volt