Amprobe SM-20-A 数字式噪音计

Display: 4 digits LCD

Microphone: 1/2 inch Electret condenser microphone

Power supply: 9V NEDA 1604, IEC 6F22, JIS 006P battery

Auto power off: Approx. 5 min

Environment: Indoor operation, < 2000 m

Standard applied: IEC 651 Type 2, ANSI 1.4 Type 2

Dynamic range: 50 dB

Resolution: 0.1 dB, display update: 0.5 sec.

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

Accessories: Carrying case, windscreen, User manual and 9V battery

Included Accessories:   Carrying case, users manual, battery(installed),USB cable download and software CD