[UK-CONTEST] Quest for QRO
Bob Henderson
bob at 5b4agn.net
Mon Feb 23 08:52:57 EST 2009
Paul O'Kane wrote:
> What I would like to know is why, exactly, did the permitted power on
> CW change overnight from 100w PEP (nominally equivalent to 150w DC
> input on CW) to 400w PEP?
>
Simply because the determination of power level switched from DC input
to RF output, it having been established that power at the peak of the
modulation envelope was what mattered. Anything other than 400W CW
would have required a licence in which power by mode was specified.
Just think of the work load. Every time a new mode emerged a power
limit for it would need to be determined.
This would have been a complete administrative nightmare as well as a
technological nonsense. It had already been established that power at
the peak of the modulation envelope was what mattered.
Thank goodness a clear thinker was there to see good sense prevail.
Bob, 5B4AGN
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