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Old 30th July 2009, 02:24 PM   #1
diyAudio Member
 
Join Date: Jun 2009
Default some simple quetions

1:someone buy the class d module from ebay?like ucd module and some from china,for example,some unit based on tripath?
how do you feel about these products you bought?
2:do you get some instruments to tset the unit you bought,like AP or spectrum analyser?or just listening with your ears?
3:someone attached a schematic docment,are you a electical designer?
4:for me,I am a designer,do audio design,hope someone else could introduce youself,it a bald thing to talk about the professional questions all day.

hope we could be good friends.

the earth is just a village.
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Old 30th July 2009, 02:55 PM   #2
gychang is offline gychang  United States
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Join Date: Feb 2005
Location: Davis, California
Default Re: some simple quetions

Quote:
Originally posted by vincent s
1:someone buy the class d module from ebay?like ucd module and some from china,for example,some unit based on tripath?
how do you feel about these products you bought?
2:do you get some instruments to tset the unit you bought,like AP or spectrum analyser?or just listening with your ears?
3:someone attached a schematic docment,are you a electical designer?
4:for me,I am a designer,do audio design,hope someone else could introduce youself,it a bald thing to talk about the professional questions all day.

hope we could be good friends.

the earth is just a village.

1. I bought from Arjen, Sure, Iwannebuy from ebay, all good t-amp clones.
2. just my old ears.
3. don't know how to read schematics.

minimal mod on Sure and the others to me sound good.

gychang
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