[Amps] Hipersil, the myth and the truth. (Updated)

Ian White G3SEK G3SEK at ifwtech.co.uk
Mon Apr 18 13:56:49 EDT 2005


G3RZP wrote:
>
>All very interesting, and useful info. But for some reason, nearly all 
>the military stuff over here has, for years, tended to use 'C' cores. I 
>can see the
> weight saving for aircraft stuff, but why would the Navy be so keen if 
>there
> weren't other advantages?

The British Navy liked to run their C-core transformers in oil, in 
two-piece pressed steel cans with ceramic feedthrough insulators.

You can argue this either way: either they used C-cores because they 
were more compact, and fitted the shape of the cans better; or they ran 
them in oil because C-cores get hotter.

>Or the Army, bearing in mind that 'portable' to them  tends to mean 3 
>men and a truck?
>
There's no accounting for the Army...


-- 
73 from Ian G3SEK


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