仪器简介：
Extech Type 2分贝计声级计噪音测试仪套装
选择 NIST 认证套装
407732-NISTL 声级计带单点校正功能 (94dB)结合 407744 NIST认证
94dB, 1kHz 专业校正仪
订货信息:
407732-KIT..........Type 2 声级计套装
407732-KIT-NIST.... Type 2 声级计套装有NIST证书
单独项目:
407732 ................Type 2 声级计
407732-NISTL...........407732 声级计有 NISTL 证书
407744 ................声级校正仪 (94dB)
407744-NIST............407744 声级校正仪有 NIST 证书
140001 ...............…
Extech整合式分贝计/声级计/噪音测试仪
Leq 和 SEL 测量带内置记录仪和电脑连接界面内置记录仪和电脑连接界面
订货信息:
407780........... 整合式声级计
407780-NIST......407780 整合式声级计有 NIST 证书
407766........... 94/114 dB 校正仪用于 0.5" 或 1" 声音接受器
40705X...........绝缘记录仪电线 3‘ 用于 AC/DC 输出
144220........... 220V AC 适配器
144240........... 240V AC 适配器
407764-EXT....... 6‘ (183cm) 声音接受器眼长线
PR20 ............. 手提热式打打印机
技术参数：
…
仪器简介：
Extech数字式分贝计/声级计/噪音测试仪
类比棒形图,50dB范围 每40ms更新读数
订货信息:
407730..............数字式声级计
407730-NIST.........407730 数字式声级计带 NIST 证书
技术参数：
规格
显示计算
2000 计算 LCD
范围
40至130dB
基本
准确性±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…