Velleman Analog Sound Level Meter 50 to 126dB (AVM2050) A/C Weighting

Features:

• 7 sound level ranges: 50 to 126dB
• A and C weighting
• Fast/slow response for intermediate and high level measurements
• Battery level indicator
• RCA output jack
• User calibratable (using an acoustic calibrator)
• Threaded fitting; lets you attach the meter to a camera tripod for increased accuracy

Specifications:

• Sound level range: 50 to 126dB
• Positions: 60, 70, 80, 90, 100, 110, 120dB
• Standard: 0 dB = 0. 0002 ubar
• Load impedance: 1 k ohm minimum
• Distortion: < 2% at 1kHz, 0.5v
• Microphone: Electret condenser microphone, Omni directional, directionality increases at higher frequencies
• Accuracy: ±2dB at 144dB
• Weighting:
  • A: 500 to 10.000Hz
  • C: 32 to 10,000Hz
• Response: slow or fast
• Output signal: max. 1v deviation at 1kHz for the entire range
• Power supply: (1) 9v battery (included)
• Battery test: OK indication between 7 and 10.5v
• Battery life: 110 operating hours (alkaline batteries)
• Dimensions: 6.3" x 2.4" x 1.7"
• Weight: approximately 6.53oz