In message 
<be3336be85968d49be01e66d6e365b1e01f54...@sjc1amfpew01.am.sanm.corp>, 
"Tarver, Peter" <peter.tar...@sanmina-sci.com> writes
>The only present day standard (that I've seen) that comes right out and 
>says to use an H pattern is CISPR 22:1997.  I don't see the scrolling H 
>as a specific requirement in EN 55022:1998.

Because the latter is based on CISPR22:1994, and becomes invalid in 
Europe quite soon.
-- 
John Woodgate

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