data transmission and reception

Discussion in 'The Projects Forum' started by pardeepk3264, Oct 24, 2007.

  1. pardeepk3264

    Thread Starter New Member

    Aug 13, 2007
    6
    0
    plese give me idea on data receiver
     
  2. pardeepk3264

    Thread Starter New Member

    Aug 13, 2007
    6
    0
    hello sir ,
    i am trying to make a project of rf data transmission .then give me an idea of..
    if i used 555 ic in the transmiter end then what ic used in the receiver end
     
  3. pardeepk3264

    Thread Starter New Member

    Aug 13, 2007
    6
    0
    we can replace 2n3904 with bc547 , yes or no?
    and
    we can replace 2n3906 with bc557 , yes or no?
     
  4. RiJoRI

    Well-Known Member

    Aug 15, 2007
    536
    26
    Take a look at the Clare M-8888 DTMF transceiver (www.clare.com). One chip, two functions.

    --Rich
     
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