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    儀器簡介: Extech Type 2分貝計聲級計噪音測試儀套裝 選擇 NIST 認證套裝 407732-NISTL 聲級計帶單點校正功能 (94dB)結合 407744 NIST認證 94dB, 1kHz 專業校正儀 訂貨信息: 407732-KIT..........Type 2 聲級計套裝 407732-KIT-NIST.... Type 2 聲級計套裝有NIST證書 單獨項目: 407732 ................Type 2 聲級計 407732-NISTL...........407732 聲級計有 NISTL 證書 407744 ................聲級校正儀 (94dB) 407744-NIST............407744 聲級校正儀有 NIST 證書 140001 ...............…

    EXTECH407780聲級計/噪音計

    編號:EXTECH407780

    Extech整合式分貝計/聲級計/噪音測試儀 Leq 和 SEL 測量帶內置記錄儀和電腦連接界面內置記錄儀和電腦連接界面 訂貨信息: 407780........... 整合式聲級計 407780-NIST......407780 整合式聲級計有 NIST 證書 407766........... 94/114 dB 校正儀用于 0.5" 或 1" 聲音接受器 40705X...........絕緣記錄儀電線 3‘ 用于 AC/DC 輸出 144220........... 220V AC 適配器 144240........... 240V AC 適配器 407764-EXT....... 6‘ (183cm) 聲音接受器眼長線 PR20 ............. 手提熱式打打印機 技術參數: …

    聲級計/噪音計/407730EXTECH

    編號:EXTECH407730

    儀器簡介: Extech數字式分貝計/聲級計/噪音測試儀 類比棒形圖,50dB范圍 每40ms更新讀數 訂貨信息: 407730..............數字式聲級計 407730-NIST.........407730 數字式聲級計帶 NIST 證書 技術參數: 規格 顯示計算 2000 計算 LCD 范圍 40至130dB 基本 準確性±2dB 收音…

    HD600噪音計/聲級計

    編號:EXTECH HD600

    HD600: Datalogging Sound Level Meter Stores up to 20,000 records with real date and time stamp Features: 30 to 130dB range with 1.4dB accuracy Meets ANSI and IEC61672-1 Type 2 standards Datalogging capability up to 20,000 records at speed from 1/sec to 1/59sec Capture up to 10 reading/sec when connected to a PC MIN/MAX, Data Hold, Auto power off Built-in USB por…

    407750噪音計/聲級計

    編號:ETECH 407750

    407750: Sound Level Meter with PC Interface Big backlit display, PC interface & background sound absorber Features: Meets ANSI & IEC 651 Type 2 standards Background noise absorber for machine noise measurements filters ambient noise 30 to 130dB measurement range with ±1.5dB accuracy Large display with backlighting and analog bargraph MIN/MAX, Auto/Manu…

    407732噪音計/聲級計

    編號:EXTECH 407732

    407732: Low/High Range Sound Level Meter Dual-range Type 2 digital sound level meter with backlit LCD Features: High accuracy meets ANSI and IEC 651 Type 2 standards High and Low measuring ranges: 35 to 100dB (low) and 65 to 130dB (high) Data Hold and Max Hold functions Backlit LCD display to view in dimly lit area

    聲級計SL130/SL130G

    編號:SL130/SL130G

    SL130G Sound Level Alert with Alarm 30-130dB Meter with built-in under/over-range LEDs indicators Features: Wall, desk or tripod mount with optional 15ft (5m) microphone extension cable for remote monitoring Bright LEDs (red flashing or green) can be read from 100ft (30m) Continuous monitoring of sound level in 3 ranges: 30 to 80dB, 60 to 110dB, 80 to 130dB User adjustabl…

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