Re: 5'10" medium build = 60pf?

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Ed Phillips by way of Terry Fritz <twftesla-at-qwest-dot-net>" <evp-at-pacbell-dot-net>

Tesla list wrote:
> 
> Original poster: "D.C. Cox by way of Terry Fritz <twftesla-at-qwest-dot-net>"
<resonance-at-jvlnet-dot-com>
> 
> It definitely is.  If you add up all the surface area of an "average" man
> this capacitance is the result.
> 
> You can confirm this for yourself with a Tesla secondary coil.  Find the
> resonant freq with sec coil and a toroid atop it.  Call this Fo.  Insulate a
> person from ground and have him touch the toroid.  Measure the new resonant
> freq and call it Fp (with person).
> 
> Knowing the inductance of the coil (fixed) which can be accurately measured,
> and both resonant frequencies, Fo & Fp,  you can solve both systems for the
> capacitance of each system.  Subtract the two and you have the capacitance
> of the person.
> 
> You can then equate this back into the capacitance formula to determine the
> "surface area" of one plate which is equal to the person's surface area.
> 
> Using electronics (it only requires a sec coil and not a primary or primary
> cap) to determine the surface area of a person would perhaps be a potential
> award winning science fair project for some of the younger list members.
> 
> Best regards,
> 
> Dr. Resonance

A few comments.  To do the experiment right the person should be
suspended in air at the average height of the toroid.  Second, the
capacitance is a function of geometry as well as surface area.

Ed