Discussion in 'General Electronics Chat' started by beenthere, Jan 1, 2011.

  1. beenthere

    Thread Starter Retired Moderator

    Apr 20, 2004
    I have an email requesting private assistance. That is not in the spirit of the public forums.

    The question:
    Here is a link to how the effect works -

    Very simply, the signal out can't be made to produce a similar magnetic field without some circuitry.