HT622A digital sound level meter is used to measure the sound level of the environment, such as the sound level of factories, workshops, schools, residential areas, office areas, traffic roads, acoustics and other occasions. It is also suitable for noise engineering. Product quality control, health control, etc.
Measurement range: 30-130dba / 30-130dbc
Frequency response: 30hz-8khz
Dynamic range: 50dB
Accuracy: ± 1.5dB (sound pressure standard, 94db @ 1kHz) ± 5dB (sound pressure standard, 94db @ 8kHz)
Frequency weighting: A-weighted; C-weighted (optional function)
Time weighted fast: 125ms, slow: 1sec
Microphone: polarized condenser microphone
Operating environment: 0 ~ 50 ° C, maximum 80% relative humidity, altitude < 2000m
Storage environment: - 10 ~ 50 ° C, maximum 70% relative humidity (take out the battery)
Automatic shutdown: 10 minutes
Power supply: 3x1.5AAA(LR03) (battery is not included)
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.