Thanks again for your help
You've answered all I want to know so need to go no further. But just for fun let me respond to some things you wrote in reply.
All the info I asked for is for personal information. I like to educate myself in all things of interest . It has nothing to do with work...
I thank you both for taking the time to reply and to do so this fast :-)
I was aware of the 300 and 400, I did after all do some research :-) but obviously not enough. Thus in reading here and there I thought I'd give here a try and it worked.
I did have a feeling that this could not be done...
I am neither a Magnetic engineer, electric engineer or anything related hence me asking a question here and also giving those of you who are a reason to excuse my ignorance, of what may be a stupid question (or at least stupid to some since many of us believe there is no such thing as a stupid...