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  1. M

    0-30 Vdc Stabilized Power Supply

    I have one doubts, in the scheme the Collector of Q2 ie connected to R13, but in the file of the PCB no. As I must take like correct?
  2. M

    0-30 Vdc Stabilized Power Supply

    Yes, i know, but I already have of those two types ;D
  3. M

    0-30 Vdc Stabilized Power Supply

    Very Thx, the datasheet for Nec D1691 is this http://pdf1.alldatasheet.com/datasheet-pdf/view/108271/NEC/2SD1691.html
  4. M

    0-30 Vdc Stabilized Power Supply

    Hi to all, and thx a lot for the information of this proyect I have a cuestion, Can i use C3851 to replace Q1 & Q2? and D1691?
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