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120db~~~~~~
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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雞尾120, 迷金240
leoyys 發表於 2010-7-19 23:23

240DB???????
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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DB 係 Logarithmic scale~~~~~
120db = 100000000000
240db = 10000000000000000000000

大家所講的db同 sound power 有關
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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240你隻耳膜穿左啦....
rick.hon:唔係隻隻都咁大聲,有d細聲但好長氣,一係唔叫,一叫叫幾個鐘(我果隻早上叫足五個鐘...),有d好大聲,但幾聲即止,亦都有d又大聲又長氣(如:太陽),灰鸚唔係嘈係煩,聽講佢唔叫但講幾個鐘野, ...
千古將材 發表於 2010-7-19 23:47

塞仔係有聲的,比較小叫姐
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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同冇聲狗一樣,好少吠
冇聲狗=冇聲雀,專咬死人
千古將材 發表於 2010-7-19 23:59

咬唔死人∼∼∼∼∼∼∼咬人的雀係主人太放縱
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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26# 楚峰


佢得d星星表示...有無得實制d如DBA  XD
rick.hon 發表於 2010-7-20 00:17

bda就無la∼∼∼∼
自己去感受下la∼∼∼∼
會用dba果然係對noise的專家
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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28# Cozzy


多謝!上堂有學的XD
rick.hon 發表於 2010-7-20 00:25

engineering ??
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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32# Cozzy


係!
rick.hon 發表於 2010-7-20 01:19

我以前都係......你讀building service???
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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嘈有兩種, 一係大聲, 一係密叫. 兩樣都有鸚鵡最嘈吧~
jeffleelm 發表於 2010-7-20 03:26

密叫~~~~~~~~~~~~~~~~~~~彩鳳!!
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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50# rick.hon


仔,唔好玩,但幾好養~~訓練方面...我想搵代工a
aocfun 發表於 2010-7-22 23:16

訓練係要一手一腳,我可能幫你訓練,不過之後佢跟我唔跟你~
我係永恆的新手
Supporter of Wild Bird Trust Cape Parrot Project
uPholi - want a forest!!!

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