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Re: Triggered gap



Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>" <A123X-at-aol-dot-com>

I beleive only the output from the top of the ignition is put inbetween the 
main electrodes. 

In a message dated 4/19/01 10:59:29 AM Eastern Daylight Time, 
tesla-at-pupman-dot-com writes: 


>
> For the trigger, I am using a car ignition coil powered by a dimmer switch 
> and 3uF cap direct from the 240v 50Hz mains.  This produces (at a guess) 
> around 40kV and when fired across a gap produces a tone that sounds quite 
> like 50Hz.  I am all set to connect this to the main gap, but am unsure how 
> to safely do it.  As the ignition coil is an autotransformer, if I connect 
> the HV out from the coil to the trigger electrode, and the minus terminal 
> on 
> the coil (which is also connected to my dimmer) to one of the other 
> electrodes, surely I will be almost directly connecting the HV from my NST 
> to 
> my dimmer switch?  Another problem is that my NST is not grounded, I 
> realise 
> that this is a must and will do that before I try anything.