Phone call interceptor using PIC 16F870

Discussion in 'The Projects Forum' started by Shal, Mar 23, 2010.

  1. Shal

    Thread Starter New Member

    Mar 23, 2010
    hello. i took up this project but i m unable to figure out a component bounded with red in d circuit attached. n d part bounded with blue has a tranformer whose configuration i couldn't figure out. I took this project from ... plz help me with it.. rsvp..