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av amp可否用濾波??

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1#
rockmanau 發表於 2006-3-25 15:43:16 | 只看該作者 回帖獎勵 |倒序瀏覽 |閱讀模式
請教各位師兄yamaha avamp可否用瀘波,用了對低頻是否有影響,還有yamaha avamp如果有main in輸入,適唔適合轉為一部純後級作前置功放呢?謝謝! :?:  :?:  :?:
2#
goldlighta 發表於 2006-3-25 23:07:09 | 只看該作者
Hi,

which model you are using??
some expert claimed, normal filter cannot use in AVM, except you are using high high end model
3#
 樓主| rockmanau 發表於 2006-3-27 13:06:09 | 只看該作者
THANKS,Goldightan師兄,小弟部amp是yamaha3090,曾是旗艦級,日本版,現在正推一對AE書架仔,因冇DTS,所以小弟想换ONKYO803或YAHAMA2600作前級,但又不捨得部3090,又發現它有MAIN-IN輸入,所以想將它轉為後級,因3090推對AE十分好力水和好聲,如作後級,就算推座地喇叭都、應該夠力,小弟英文不佳,請用中文回覆,謝謝!
4#
goldlighta 發表於 2006-4-3 23:43:30 | 只看該作者
[quote:6d7376d528="rockman"]THANKS,Goldightan師兄,小弟部amp是yamaha3090,曾是旗艦級,日本版,現在正推一對AE書架仔,因冇DTS,所以小弟想换ONKYO803或YAHAMA2600作前級,但又不捨得部3090,又發現它有MAIN-IN輸入,所以想將它轉為後級,因3090推對AE十分好力水和好聲,如作後級,就算推座地喇叭都、應該夠力,小弟英文不佳,請用中文回覆,謝謝![/quote]

太複習唔識 tim, 睇吓有無其他師兄幫手la
ops:  ops:  ops:
5#
Bobby 發表於 2006-4-4 10:18:18 | 只看該作者
Dear all expert,

I have buy a 清華濾波 last week, after use it my LCD TV is more sharp, CD background is a bit more clear.

The sales person teach me plug the AMP into 清華濾波's by pass 濾波 slot, but I still fill my AMP is 細聲咗, 以前開 48-50度, 現在要開 50-54度先夠.
請問這是正常嗎????

Thanks!
6#
dynamicdog 發表於 2006-4-6 15:16:30 | 只看該作者
AVAMP用濾波, 背景靜, CUT高底頻, 無力
7#
goldlighta 發表於 2006-4-6 23:57:45 | 只看該作者
[quote:9fb267b84d="dynamicdog"]AVAMP用濾波, 背景靜, CUT高底頻, 無力[/quote]


Hello dynamicdog,

long time no see la, how are u?
請問是否不論平貴的濾波情況都一樣??
定係貴嘢無呢個問題??
8#
dynamicdog 發表於 2006-4-7 15:07:45 | 只看該作者
Hi Goldlightan bother!
最近少上網

首先一個問題 "濾波" "濾波器" "濾波拖板" 等等...
多數貴野唔係叫做"濾波"
如果去到幾千銀, 就叫電源淨化, 電源再生....(愈講愈勁)

其實有唔少地方都會打開show份線路出黎, 咁我地由線路方面去睇睇.
如果見到 線圈, 0.1 - 0.47uf 等電容幾粒... 濾波線路

多數平價濾波聲底--無力, cut高底頻
但濾波用靚料較聲, 一樣可以做到通透,音場加闊等等...

貴價濾波小弟未玩過, 如有講錯多多包"含"
9#
kk_ho 發表於 2006-4-7 16:32:31 | 只看該作者
All,

Try to use this method.

Classify the amp into high power section and low power section.
High power section : Main power amp
Low power section : DSP, Pre-amp etc.

Use the filter only on the low power section. High power is direct pass thorugh.

This will give you a better result.

KK.Ho
10#
goldlighta 發表於 2006-4-8 00:31:58 | 只看該作者
icic
thanks dynamicdog & kk_ho
11#
deepsea 發表於 2006-4-9 00:49:34 | 只看該作者
點解 Rockman 突然想加個瀘波玩? :?:
12#
 樓主| rockmanau 發表於 2006-4-12 14:40:12 | 只看該作者
小弟想試濾波主要是換了LCDTV和MARANTZ7600DVD機,買了邱生的濾波和電源線,AVAMP就插在冇濾波的兩格,發覺前置細聲左,但中置就强左好多,所以小弟想請教各位師兄,另外有冇師兄指教我部AMP有MAIN-IN輸入可否做純後級作前置功放呢?
13#
ddesignlab 發表於 2006-4-12 22:58:35 | 只看該作者
Rockman:
AV-AMP only can plug in no filter socket, if you try the filter one, you can take a headphone to test it, it's really weak when plug in filter one.
But this kind of filter, use in AV (video)part , it's really good.
Audio part use in CD player also OK.
14#
ddesignlab 發表於 2006-4-12 23:03:52 | 只看該作者
Ah! Your question about AV-AMP use as power amp, I am not prefer to do it, because for stereo audio part, AV-AMP can't match the other power's quality, as a power amp, Yamaha is really weak of the power, not powerful enough, or may be consider some several thousands pure stereo power amp, or tube amp, it's totally different sound.
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