Re: MOT supply

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

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

Dear Alex, 

I do have enough MOT's to do that but it seems like it would just be heavier
and more difficulty than I want to do since I'm limited by 120v/20A anyway. I
think that the voltage doubler will be an easier solution to my problem. 

Mark 

In a message dated 1/4/02 9:54:33 PM Eastern Standard Time, tesla-at-pupman-dot-com
writes: 


>
> Dear Mark 
>
> Since MOT's are designed with ome end of the high voltage attached to core 
> you can 
> connect 2 in series with no overstress of the insulation, if you want still 
> more voltage 
> connect up another pair of mot's, connect their cores to the ht of the 
> existing pair and 
> with a modest overstress of core -> primary insulation you have a rather 
> heavy, but 
> perfectly serviceable 8.8 kv trannie that will easily run 10kVA for 
> reasonably short periods. 
> when i did it i put them under oil but i am not certain this is necessary, 
> you do really need 
> a sig gen and multimeter to get coil pagsing right befor you put it all 
> together although you 
> could use a step down transformer, remeber you only need to put a few volts 
> in to get an 
> unpleasnt shock (3v => 100v) 
>
> ps 
>
> i think bob.g was a little jealous cos he sold me the 4 mot's for a couple 
> of quid and i 
> produced a trannie that was roughly equvalent to his £££ radar transformer! 
>
> take care 
>
> alex