Decibel Calculator
Calculate decibel with this free online tool
Common dB Reference
| dB | Power Ratio | Voltage Ratio | Description |
|---|---|---|---|
| -20 dB | 0.01x | 0.1x | 1% power |
| -10 dB | 0.1x | 0.316x | 10% power |
| -6 dB | 0.25x | 0.5x | Quarter power |
| -3 dB | 0.501x | 0.708x | Half power |
| 0 dB | 1x | 1x | Reference |
| 3 dB | 1.995x | 1.413x | Double power |
| 6 dB | 3.981x | 2x | 4x power |
| 10 dB | 10x | 3.162x | 10x power |
| 20 dB | 100x | 10x | 100x power |
| 30 dB | 1000x | 31.623x | 1000x power |
ទទួលបានលទ្ធផលត្រឹមត្រូវយ៉ាងឆាប់រហ័សជាមួយនឹងម៉ាស៊ីនគិតលេខឌីស៊ីបែលឥតគិតថ្លៃនេះ។ អ្វីគ្រប់យ៉ាងដំណើរការក្នុងមូលដ្ឋាននៅក្នុងកម្មវិធីរុករករបស់អ្នកសម្រាប់ភាពឯកជនអតិបរមា។
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