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On Sat, 07 Oct 2000 12:06:37 -0600, you wrote:

>Original poster: Hhchicken1-at-aol-dot-com 
>Hello list!
>My MOT has three windings on it - one for 240v mains, one HV winding and also 
>one with about 10 turns which I assume to be low voltage, but extremely high 
>current - filament for magnetron?
>If I plugged 240vac into this third winding, and drew HV out from either the 
>primary or HV secondary, do you think the MOT would fry?  If not, this would 
>presumably give a very high voltage and low current output, which is 
>considerably safer than the 2000V, ~1A output given in its usual 

This won't work. The core will saturate, and you will blow a fuse, as
the winding will appear as a virtual short-circuit across the mains.
Even if this wasn't the case, the insulation on the HV winding
wouldn't cope with the higher voltage.