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Re: Dr. Antonio's Papers - Questions regarding mode of operation in Tesla Coils



Original poster: Rob Maas <robm-at-nikhef.nl> 

 > > So far so good. Now I go to the paper of Kenneth D. Skeldon et al. "A high
 > > potential Tesla coil impulse generator for lecture demonstrations and
 > > science exhibitions", Am. J. Phys. 65 (8),744-754, 1997.
 > >
 > > In this paper there are also two frequencies (here called w_l and w_u, l
 >and u
 > > refer to 'lower' and 'upper' respectively), which depend on the coupling k
 > > according to
 > >
 > > w_l = w_res / SQRT(1+k^2), and w_u = w_res / SQRT(1-k^2), where the
coupling
 > > constant k is being defined in the usual way via the mutual inductance M
 > > and the two inductances L_1 and L_2 via
 > >...
 >
 >Something wrong here. It's just "k", not "k^2". The equations agree
 >after the correction.

Antonio,

You are right! I just stupidly misread the def's of w_l and w_u.


regards,  Rob Maas