a2900 in my new project

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f2a

  • Jr. Member
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a2900 in my new project
« on: 17 Dec 2008, 03:57 pm »
12b4
a2900 from  gec uk , black plate and  Which is a high quality ECC81. I used A2900 in headphone amp  diy for  cd player or computer out put signal .in final stage we can see toe 12b4 for L and R Chanel  .6x5 is the best for power supply  in this project . :)