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    Crystal Question

    Hi

    Just a quickie, if I am taking out a 25.20 crystal do I have anything to play with ie 27.00 or do they have to be exact match

    Cheers

    #2
    Re: Crystal Question

    You should use the exact value.

    Comment


      #3
      Re: Crystal Question

      It would be interesting to see the effects of the wrong value. Such effects include firmware corruption, EEPROM corruption, failure to work, unstable image, inability to tune into all except French TV, etc.
      Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
      For service manual, schematic, boardview (board view), datasheet, cad - use our search.

      Comment


        #4
        Re: Crystal Question

        Originally posted by tom66 View Post
        It would be interesting to see the effects of the wrong value. Such effects include firmware corruption, EEPROM corruption, failure to work, unstable image, inability to tune into all except French TV, etc.
        Cheers Tom, next time I get another vestel I will have a bash at putting different crystals in to see what happens, I only asked about the crystal because I have a 17pw22-2 main giving me jip and apparantly the crystal gives the same symptoms I have got but it is nt that..wil start a new thread in a minute for it

        Cheers, will let you know what results I get from messing around with crystals

        Comment


          #5
          Re: Crystal Question

          Signup
          How are you testing this suspect xtal?
          Got a portable short wave receiver handy?
          Set it for SSB detection.
          Tune it to the expected frequency, turn on the main device.
          If the xtal is cranking you should be able to tune in the area and get a 'tone' out of the xtal. Touch the xtal house with a test probe and the signal strength should get stronger.
          Share a thought when yo get a chance.
          Jack Crow Virginia USA
          "You are, what you do, when it counts"
          The Masso

          "Gravity, the quickest way down"
          Mayor John Almafi

          "You ever drop an egg, and on the floor you see it break?
          You go and get a mop so you can clean up your mistake.
          But did you ever stop to ponder why we know it's true?
          If you drop a broken egg you will not get an egg that's new?"

          MC Hawking

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