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70130Re: [softrock40] Building the Ensemble RXTX: The RX OP amp stage

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  • Alan
    Nov 17, 2012
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      ----- Original Message -----
      Subject: [softrock40] Building the Ensemble RXTX: The RX OP amp stage


      > The LT6231 , U 11 supplied had no dot or some other key , to determine pin 1 and orientation !. I did solder these chip, in
      > another project and have never found a chip without a dot or some other kind of means of orientation.
      > So I had to refe to the picture of the pcb board, as per building notes. But this is not right !
      >

      Paul,


      The chamfer on the pin 1 side is commonly used for small ICs.
      Is this not mentioned on Robby's pages?

      73 Alan G4ZFQ
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