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 ...............…
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：
…
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: 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: 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: 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
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…