Digital Noise Decibel 130 dB USB Sound Pressure Level Meter

Specifications

• Conformed to the IEC 651 Type 2 and ANSI S1.4 Type 2 set standard
• Instantaneous Sound Measure Function
• Wide Measuring Range: 40 ~ 130 dB
• With 2 equivalent weighted sound pressure levels A and C
• Fast and Slow dynamic characteristic modes
• AC signed output for frequency analyzer level recorder, FFT analyzer and graphic recorder
• Equipped with windscreen to filter noise or unwanted signal
• Bar graph indication for Sound Level Range
• Maximum hold function
• Large LCD screen with 4 digits reading
• With tripod mounting on the back of the unit for field use
• Software CD and USB Cables (Optional)

• Sound Level: 40 ~ 130 dB with Level selecting button switches
  • Level 1: 40 ~ 70 dB
  • Level 2: 60 ~ 90 dB
  • Level 3: 80 ~ 110 dB
  • Level 4: 100 ~ 130 dB
  • Level 5: 40 ~ 130 dB
• Accuracy: ±2 dB
• Frequency Range: 31.5 Hz ~ 8.5 kHz
• Linearity Range: 30 dB
• Measuring Level: 40 ~ 130 dB(A) (A-weighted decibels), 40 ~ 130 dB(C) (C-weighted decibels)
• Frequency Weighting: A, C
• LCD display: 4 digits
• Display: 0.5 secretary
• Resolution: 0.1 dB
• Bar graph: 50 dB scale at 1 dB step for monitoring current sound pressure level display period: 50 mS
• Over range indication: Under indication less than lower limit of the range
• AC output: 0.707 Vrms at Full Scale output impedance approx. 600 Ω
• Time weighting: Fast / Slow
• Microphone: ½ inch electret condenser microphone
• Max: Maximum hold
• Power Supply: 9 V (6F22) Battery (not included) or DC 9V 100 mA
• Operating Temperature: 0 ~ 40 °C (32 ~ 104 °F)
• Operating Humidity: 10 ~ 70 % R.H.
• Storage Temperature: -10 ~ 50 °C (14 ~ 122 °F)
• Storage Humidity: 10 ~ 80 % R.H.
• Dimensions: approx. 235 (L) x 70 (W) x 30 (H) mm (9.25' x 2.76' x 1.18' inch)
• Weight: approx. 380 g (13.4 oz)

• 1 x Sound Level Meter
• 1 x Sponge Ball or Windscreen
• 1 x Instruction Manual
• Optional Software CD and USB Cables 
• Standard factory package