Video: Muaj pes tsawg watts yog 97 dB?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Kuv xav tau ntau zog!
| Txhais lus hais lus dB Ratings | ||
|---|---|---|
| Hais lus SPL hauv dB | 86 | 97 |
| 2 watts | 89 | 100 |
| 4 Watts | 92 | 103 |
| 8 watt | 95 | 106 |
Ib yam li ntawd, koj tuaj yeem nug, pes tsawg watts yog DB?
dBW thiab Watts W
| dBW scale | Watts |
|---|---|
| + 30 dBW | 1000 watts |
| + 20 dBW | 100 watts |
| + 10 dBW | 10 watt |
| 0 dwb | 1 watt |
Tsis tas li ntawd, puas ntau watts txhais tau hais tias nrov dua? Yog, nws yog qhov tseeb tias tus siab dua lub zog ( watts ), cov nrov dua thiab ntxuav lub hais lus yuav ua si.
Ib yam li ntawd, puas yog 20w nrov txaus?
A 20 wb amp tsuas tuaj yeem tsim tau 20 wb . Lub sij hawm. Txhua yam ntxiv thiab cov teeb liab raug kaw thiab peb tau txais kev cuam tshuam. 5w cev nrov txaus mus ua si nrog ib tug drummer, justabout, nrog nws tag nrho maxxed tawm.
Dab tsi yog DB zoo rau cov neeg hais lus?
Qhov nruab nrab tus hais lus los nrog rhiab heev ntawm ib ncig ntawm 87 dB rau 88 dB . A tus hais lus nrog asensitivity ntsuam xyuas tshaj 90 dB suav tias yog zoo heev.2.
Pom zoo:
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