>>>A serious hardware guy will never use his scope connected to a PC, we can 
>>>talk about that other time, I let you understand why alone, measuring a 5KV 
>>>pulse with 1:100 probe.



>>Good point ;-) But as all was below 12V and earth-free, I could have risked 
>>it this time...

>Maybe, however I remember I have measured the primary resistance of 600KW 
>power transformers using a 12V battery (180Ah) and the a hi class 
>voltmeter+ammeter. The time requested for the coil to charge was about 3 
>minutes and the arch when disconnect the battery from the coil has about 50cm 
>lenght.... So, you have understood what I mean.
:)
 

I'll keep that in mind if someone brings me a 600KW transformer to check :-)) I 
think I would have wasted a thought at what would happen if I charge a coil for 
three minutes and force it to discharge in the fraction of a second... A bank 
of varistors could have caught the current or so...

Greets,
Kiste


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