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เครื่องวัดเสียง Digital Sound Level Meter, 30-130dBA
(Model: AR-214)
ราคาพิเศษ 1,800 บาท

Specifications1.Measuring Range: 30 to 130dBA, 35 to130dBC 2.Accuracy: +/-1.5dB 3.Frequency Range:31.5HZ-8.5KHZ 4.Max Hold Function
Sound Level Meter AR214 Measuring Range | 30 to 130dBA | 35 to 130dBC | Accuracy | ±1.5dB | Frequency Range | 31.5HZ-8.5KHZ | Linearity Range | 50dB | AC/DC Output | √ | Auto Power Shut Off | √ | Low Battery Indication | √ | Over Range Indication | √ | Digit & Resolution | 5Digits & 0.1dB | Time Weighting Selection | Fast/Slow | Microphone | 1/2 Inch Electret Condenser Microphone | Frequency Weighting | A & C | Frequency Weighting | √ | Max Hold Function | √ |
Sampling Frequency | 2 times/sec | | | | GENERAL CHARACTERISTICS | Power | 2*AAA battery | LCD size | | Product Color | yellow with black | Product Net Weight | 60g | Product Size | 125*40*49mm |
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สนับสนุนโดย NT INNOVATION CO., LTD. |
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