Extech 407768 소음 측정기, PC 인터페이스 포함, 30 -130dB

Digital Display: 5 digit Autorange LCD

Measurement Range: 30 to 130dB

Resolution: 0.1dB

Accuracy: ±1.4 dB (Class 2)

Microphone:1/2” Electret Condensor

Frequency Weighting: “A” and “C” type

Time Response: Slow/Fast

Measurement frequency range: 31.5Hz to 8KHz

Analog output: AC: 0.5V (full scale)

Applicable Standards: ANSI S1.4-1983, IEC 61672 Class 2, EN 60651

Power Supply: 9V battery

Dimensions: 10.6 x 2.7 x 1.1” (268 x 68 x 29mm)

Weight: 0.63lbs (285g)

Manufacturer: Extech - USA


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