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45952Re: RXTX Ensemble

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  • alanzfq
    Jul 21, 2010
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      --- In softrock40@yahoogroups.com, "Norm" <nodette@...> wrote:
      >
      > Thanks Tony,
      >
      > It is a 2n3906. Something is pulling the PPT high and I’ll just have to figure out what.
      >


      Please note Tony's remark. There is something wrong with Q3. The voltages are impossible for a good, correctly fitted part.

      73 Alan G4ZFQ

      > From: Tony Parks
      > Your voltage measurements below are not consistent will the right components mounted in the right locations.
      >
      > For example: your measurements have a base to emitter voltage of -1.17 volts which should be about -0.7 volts when Q3 is conducting. Please make sure a 2N3906 transistor in mounted in the Q3 position.
      >
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