decibel meter

The decibel meter software interface design is very intelligent and the simple screen makes it easy for users to get started. Through the high-precision measurement of the mobile phone speaker, the noise index around you can be recorded and monitored in real time. Huajun Software Park provides the download address of the official version of the decibel meter app. Users in need can download and use it for free!

Decibel meter software features

Simple and unique design

High-precision measurement

Provides effective decibel reference values ​​and noise damage conditions

Keep some historical records

Decibel meter software features

- Reference example showing the current noise level

- Displays the current decibel value

- Display decibel chart

-Decibel values ​​for calibrated devices

- Quick response to changes in noise volume

FAQ

battery problem

Phenomenon: The device cannot be turned on or the readings are abnormal.

Reasons: The internal battery connection is disconnected, the battery contact is not good, the battery is damaged, the battery is dead, the battery is reversed, etc.

Solution: Check the battery connections and solder them, replace the battery contacts, replace with new batteries, and ensure the battery polarity is correct.

Sensor and preamplifier issues

Phenomenon: The measurement reading is obviously low or the standard value cannot be reached during calibration.

Reasons: The sensitivity of the microphone is too low or damaged, the contact point of the preamplifier is not in good contact with the microphone, the plug of the preamplifier is not in good contact with the host socket, the ground wire of the preamplifier is in bad contact, etc.

Solution: Replace the microphone and recalibrate it, clean the contacts, replace the plug and socket, and tighten the outer sleeve of the preamplifier to improve ground contact.

Decibel meter update log

Fix compatibility bug