Re: Thoughts on Tesla coil grounds...

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

Original poster: "Antonio Carlos M. de Queiroz by way of Terry Fritz <twftesla-at-qwest-dot-net>" <acmq-at-compuland-dot-com.br>

Tesla list wrote:
> 
> Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>

> I then measured the inductance of the AC wire (A long (25 foot heavy-duty
> extension cord).  I have jumpered this outlet's ground to the water pipe
> independent of this outlet's normal AC ground too.
> 
>         AC line ground (eventually ties back to water pipe): 426uH
>         Resistance:  0.247 ohms

The inductance seems quite large for straight wires. How did you measure
it? (I made some inductors in this range, and they take a lot of wire
in a pot core...).

Antonio Carlos M. de Queiroz