The GVDA GD151A sound level meter, or decibel meter, is used to measure sound levels in environments such as factories, laboratories, schools, residences, offices, and traffic streets. It is suitable for noise engineering, product quality control, as well as health prevention and control. It can also measure ambient temperature and humidity.

Main Features

• Fast/slow time-weighted selection
• 2.4-inch backlit display
• °C/°F temperature unit
• Auto power off
• Data hold function
• Max/min function
• Low battery indicator

Technical Specifications

• Sound range: 30-130dBA (GD151A)
• Frequency: 30Hz-8KHz
• Dynamic range: 50dB
• Sound accuracy: ±1.5dB (94dB@1KHz); ±5dB (94dB@8KHz)
• Frequency weighting: A weighting (GD151A)
• Time weighting: fast 125ms, slow 1 sec
• Temperature range: -20°C-60°C (-4°F-140°F)
• Temperature accuracy: 0°C-45°C (32°F-113°F) ±1°C/2°F; Others ±1.5°C/3°F
• Humidity range: 0.0%-99.9%RH
• Humidity accuracy: 20%-80% ±5RH; Others ±6RH
• Auto power off: 10 minutes
• Power supply: 3*AAA batteries (not included)
• Item size: 142*58*26 mm
• Item weight: approx. 114 g

Package Contents

• 1*Decibel Meter | Sound Level Meter
• 1*Manual
• 1*Soft carrying case
• 1*Box