AMF004

เครื่องวัดเสียง รุ่น AMF004

Mini Digital Sound Level Meter

Key Specifications/Special Features:

• This meter was designed according to following standards:
• International electrician committee standard: IEC PUB 651 type 2
• US national standard: ANSI S1.4 type 2
• Measuring range: 30-130dBA
• Accuracy: ±1.5dB
• Digit  and resolution: 4 digits and 0.1dB
• Frequency response: 31.5Hz – 8.5kHz
• Frequency weighting characteristics: A
• Sampling rate: 2 times/second
• Microphone：1/2 inch polarization capacitance microphone
• Max reading
• Automatic backlight
• Low battery indication
• Automatic power off
• Dimension: 57*36*149mm
• Weight: 110g