特色

測量範圍 : 30dB ~ 130dB (分貝) 測量頻率範圍 : 31.5 ~ 8000Hz 精確度 : ±1.5dB (94dB/1KHz) 符合國際規範IEC61672 Class2 反應時間 : 快速 : 0.2秒 ' 慢速 : 1.5秒 A/C加權網路測量選擇(Weighting) 可抓取最大測量值功能 交流/直流訊號輸出 可外接記錄器 Size : 245x80x35mm. FEATURES

Large LCD display, easy to read. Frequency weighting networks are designed to meet the IEC 61672 CLASS 2. A & C weighting networks are conformity to standards. Time weighting(FAST & SLOW) dynamic characteristic modes. AC/DC output for system expansion. Build in adj. VR is available for easy calibration. Condenser microphone for high accuracy & long-term stability. Max. Hold function for stored the maximum value on display. Warning indicator for over and under load. LCD display for low power consumption & clear read-out even in bright ambient light condition. Used the durable, long-lasting components, including a strong, light weight ABS-plastic housing case. Small and light weight design allow one hand operation. Low battery indicator. 型錄請參考上偉通信資訊服務網 http://www.sunwe.com.tw：新品保固一年，滿3000元以上免運費專業的工程安裝及精確維修以＂合法、專業＂服務優質客戶，詢問正確價格或修理請來電 » 02-22267567上偉科技服務中心洽詢