[sejarzo]

Quote:

Originally Posted by Mikeb /img/forum/go_quote.gif Thanks for the pics, very interesting, didn't reslise it was using a two board layout. I still think initially the power supply should be the first stage for any improvement/upgrades.

Have you traced out how power is supplied at various voltage levels to all of the various internal sections?

 

[JDUBS]

Do you guys know the DC plug size for the 0404 USB?

-Jim

 

[sejarzo]

It's this one at RadioShack:

RadioShack.com - Cables, Parts & Connectors: Connectors & connectivity: DC power connectors: 4.0x1.7mm Coaxial DC Power Plug (2-Pack)

 

[JDUBS]

Quote:

Originally Posted by sejarzo /img/forum/go_quote.gif It's this one at RadioShack: RadioShack.com - Cables, Parts & Connectors: Connectors & connectivity: DC power connectors: 4.0x1.7mm Coaxial DC Power Plug (2-Pack)

Great, thanks!!

-Jim

 

[kappa_ii]

op-amp`s voltaje
+6.38v -6.08v
some is not quite good ! how much this difference matter ?
i don`t see any regulator of supply voltage!


and on the output of ak4396 is some condensator ! i am not shure if serial or paralel .

what kind of caps is better on output ?
i have some tantal .

 

[kappa_ii]

http://www.hi-fi.ro/fhifi/files/emu_da.jpg

i will try to get the signal downright from the cap`s
on the output of the dac .