aircore coil, help?

Discussion in 'General Electronics Chat' started by leonheard, Aug 28, 2013.

  1. leonheard

    Thread Starter Member

    Jan 8, 2013
    48
    0
    hi!



    i need to make an aircore inductor ( coil) for my transmitter, i made the math and i need a inductance of 0.3271 microhenries.... what lenght, diameter and turns to i need to have 0.3271 microhenries?


    ps.

    i want a LC circuit with a Resonant Frequency of 88mhz so my normal radio receiver can detect when i press the "morse" code
     
  2. BobTPH

    Active Member

    Jun 5, 2013
    782
    114
    Have you tried googling "air core inductor calculator?"

    Bob
     
    wayneh likes this.
  3. wayneh

    Expert

    Sep 9, 2010
    12,083
    3,021
    I believe the Wheeler formula is called for.
     
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