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  1. #1
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    telephone set to DSP start kit input

    When I want to connect telephone set(not telephone line)to a DSP
    kit,How can I desinged the circuit without a SLIC chip?
    I use the TI C6711DSK.

    Thank you very much for any idea.

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  2. #2
    Advanced Member level 4
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    bobcat1's Avatar
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    Re: telephone set to DSP start kit input

    Hi

    It's depend on what you are trying to do

    smaple audio from the phone line connect a 600:600 transformer with a 2.2 uf /200V cap in series directlry to the phone line

    you can also inject signal using this simple circuit dirctly to the phone line

    enjoy

    bobi



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