[Elecraft] Fwd: New Sherwood report
Barry N1EU
barry.n1eu at gmail.com
Thu Dec 2 07:32:12 EST 2010
Are you saying that wide sidebands measured with the rig at 4msec rise-time
are probably not going to be even wider with the rig at 1 msec rise-time?
Barry N1EU
Kok Chen wrote:
>
>
> On Dec 1, 2010, at 5:59 PM, Barry N1EU wrote:
>
>> It's absolutely amazing, after years of Yaesu being called out and doing
>> nothing about key clicks in their rigs, that they would bring out a radio
>> (FT-5000) and provide the user the ability to reduce the cw rise-time to
>> 1 msec (menu mode, cw group, 063 A1A Shape). Just incredible.
>
> The rise time by itself is not the important factor -- what is much more
> important are first and second order discontinuities, and even higher
> order discontinuities.
>
>
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