CEM DT-815 噪音计 (30dB~130dB, ±1.4dB)

Standard applied: IEC61672-1 Type 2, ANSI S1.4 Type2

Accuracy: ±1.4dB

Frequency range: 31.5Hz ~ 8KHz

Dynamic range: 50dB

Level ranges: LO:30dB~80dB Med:50dB~100dB

                       Hi:80dB~130dB Auto:30dB~130dB

Time weighting: FAST ( 125mS ), SLOW ( 1s )

Microphone: 1/2 inch electret condenser microphone

Resolution: 0.1dB

Reading display update: 2 times/sec

Bargraph display update: 20 times/sec

Size(HxWxD): 210mm x 55mm x 32mm

Weight: 230g

Accessories: 9V battery, Carrying case and Gift box.

Datasheet