including the most popular devices on the market today. free pro tools
The noise of their surroundings is the sound level meter to measure how much.
This shows that the referenced using your built-in microphone. frequency sounds
You can measure the number of Android devices in dB and the actual sound level meter.
You are the maximum value and the minimum value, starting the measurement noise, and can determine an average value.
Levels of Noise In decibels (dB) according to American Academy of audiology (www.audiology.org):
140 dB - Gun shots, fireworks
130 dB - Jackhammers, Ambulance
120 dB - Jet planes taking off
110 dB - Concerts, Car horns
100 dB - Snowmobiles
90 dB - Power tools
80 dB - Alarm clocks
70 dB - Traffic, vacuums
60 dB - Normal conversation
50 dB - moderate rainfall
40 dB - Quiet library
30 dB - Whisper
20 dB - Leaves rusting
10 dB – Breathing
Seems accurate. The db comparisons with other sounds is a good idea, and I like the pause and graph features, too.
I'm going deaf and this is perfect to gauge tone of voice while out in public. Would buy paying version yo get rid of the ads though.