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nosie from lite dac-ah.

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1#
viewer 發表於 2007-3-29 16:00:31 | 只看該作者 回帖獎勵 |倒序瀏覽 |閱讀模式
Hi,

when replaced my lite dac-ah's light of power, the sound have some noise.
I also adjusted the vr but also no improvement.
I also replaced the LM7808 and vr turner. but also same result.
I also check all solders of pcb. no problem.
all 7808, 7808 ,7815 and 7915 are fine.

any suggection.

Thank you very much.
2#
kk_ho 發表於 2007-3-29 18:34:03 | 只看該作者

Re: nosie from lite dac-ah.

Digital noise or Analog noise ?

Please tell me which one.
3#
 樓主| viewer 發表於 2007-3-29 23:51:39 | 只看該作者
Hi kk sir,

I think it is Analog noise (sa sa sa !!!!!!!!!!!!!!!!!)


Thanks.
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