เครื่องวัดเสียง รุ่น 407736-NIST แบรนด์ EXTECH

Sound Level Meter

Features

• Provides 1.5dB accuracy
• Meets ANSI and IEC 651 Type 2 standards
• Two measuring ranges: 35 to 90dB (Low) and 75 to 130dB (High)
• Max Hold with reset button
• Built-in calibration check (94dB)
• Analog AC/DC outputs for connection to an analyzer or recorder
• Tripod mount ideal for field use

Specifications

• Sound Range (dB) : Low: 35 to 90dB; High: 75 to 130dB
• Basic Accuracy : ±1.5dB (Type 2)
• Weighting (A&C) : Yes
• Response Time (Fast/Slow) : Yes
• Condenser Microphone : 0.5" (12.7mm)
• Analog Output : AC/DC
• Dimensions : 9.5x2.7x1" (241x69x25mm)
• Weight/td> : 7.6oz (215g)