产品简介
产品简介:产品型号: AR824所在目录: 所在专场: 简单介绍AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计/AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计 AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计的详细介绍GENERAL FEATURES &
详细介绍
产品型号: AR824
所在目录:
所在专场:
简单介绍
AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计/AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计
AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计的详细介绍 |
GENERAL FEATURES & SPECIFICATIONS | 一般功能和规格 | | | AR-814 | AR-824 | Measuring Range | 30~130dBA | 30~130dBA | 测量范围 | 35~130dBC | 35~130dBC | Accuracy | ±1.5dB | ±1.5dB | 测量精确度 | Frequency Range | 31.5HZ-8.5KHZ | 31.5HZ-8.5KHZ | 频率响应 | Linearity Range | 50dB | 50dB | 动态范围 | AC/DC Output | √ | √ | AC/DC 信号输出 | Auto Power Shut Off | √ | √ | 自动关机功能 | Low Battery Indication | √ | √ | 低电显示功能 | Over Range Indication | √ | √ | 过载提示 | Digit & Resolution | 5Digits & 0.1dB | 5Digits & 0.1dB | 数位及分辨率 | Time Weighting Selection | Fast/Slow | Fast/Slow | 动态特性选择 | Microphone | 1/2 Inch Electret Condenser Microphone | 麦克风 | 1/2 英寸电容式麦克风 | | Frequency Weighting | A & C | A & C | 频率加权特性 | Sound Measuring Level Selection | √ | √ | 测量档位选择 | Max Hold Function | √ | √ | *大值锁定 | Sampling Frequency | 2 times/sec | 2 times/sec | 取样频率 | | | | | | GENERAL CHARACTERISTICS | 一般特征 | Power | 9V (Alkaline or DC Adapter) | 6V (4*AA Alkaline or DC Adapter) | 供电 | 9V碱性电池或者电源适配器 | 4节1.5VAA碱性电池或6V电源适配器 | LCD size | 30*50mm | 30*50mm | LCD尺寸 | Product Color | Ivory | Ivory | 产品颜色 | 白 | 白 | Product Net Weight | 178g | 300g(include battery) | 产品净重 | Product Size | 207*70*29mm | 265*70*35mm | | |