RE: Tesla Coil RF interference

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

Original poster: "Tom Luttrell PWRCOM" <tom-at-pwrcom-dot-com.au> 

Garry, how are your coils earthed and what sort of spark gap are you
using?
This sounds like an excessive amount of EMI for a TC.
Tom.

 > >Original poster: "Gary Weaver" <gary350-at-earthlink-dot-net>
 > >I have noticed when I fire up my 10" coil it sets off motion detector
 > >light, security alarm systems, causes TV interference for 5
 > blocks it all
 > >directions of my house.   The neighbors security lights
 > flash on and off.
 > >I can hear several alarm systems going off all over the
 > neighbor hood.   I
 > >took my portable 4" TC to work and fired it up and the
 > telephone system was
 > >static so loud it was like putting my ear up to the spark
 > gap.  Even the PA
 > >system sounds like the spark gap amplified to 50 watts.  I
 > don't own a cell
 > >phone so I was wondering what effect a TC has on a cell
 > phone?   Does it
 > >have any effect on a cell phone at 20 ft, 50 ft, 100 ft???
 > >
 > >Gary Weaver