The Reliability Direct AR824 Sound Level Meter is the perfect addition to any recording studio, live music venue, church, library, school, or just about anyone looking to measure noise, sound level, or enforce community noise standards. This light meter allows you to determine the noise or sound level with the push of a button. Its condenser microphone picks up noise in all directions. With the max-hold function, you can determine the sound level at its peak.

Features:

• ñ1.5 dB accuracy with 0.1 dB resolution
• A&C weighting
• Four Measurement Level Ranges
• Overall range: 30-130 dB
• Meets IEC 651 and ANSI Type 2 Standards
• AC and DC output
• Record Max values over time
• Over range indication
• Auto power off and Max Hold functions
• Utilizes 0.5"(12.7mm) condenser microphone
• Tripod mountable
• Fast/slow response time
• Complete with a 9V battery and microphone windscreen

Applications include:

• Enforcing community noise standards
• Meeting government safety issues (OSHA)
• Installing audio systems
• Product noise certification and reduction
• Great for monitoring schools, concerts, libraries and more

• Display: Large 5 Digit LCD
• Resolution: 0.1 dB
• Overall Range:
  • 30 to 130 dB "A"
  • 35 to 130 dB "C"
• Sound Level Ranges: 30-80 dB, 50-100 dB, 60-110 dB, 80-130 dB
• Basic Accuracy: ñ1.5 dB
• Frequency Weighting: A or C
• Time Weighting: Fast or Slow
• Sampling Frequency: 2/sec
• Condenser Microphone: 0.5" (12.7mm)
• Analog Output: AC or DC
• Power: 4 x AA 1.5V alkaline cells or 1 9V (6F22)
• Dimensions: 10.62 x 2.75 x1.14" (270 x 70 x 29 mm)
• Weight: 6.2 oz (178g)

Download User's Manual

Download Sound Level Chart

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