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Re: [RTTY] If you care about CW and RTTY - time is of the essence

To: William Lisk <wglisk@outlook.com>
Subject: Re: [RTTY] If you care about CW and RTTY - time is of the essence
From: Al Hanzl <alhanzl@comcast.net>
Date: Mon, 8 Aug 2016 12:10:09 -0400
List-post: <rtty@contesting.com">mailto:rtty@contesting.com>
I agree 100%. 
Need a "boiler plate" write up  that can intelligently and succinctly state our 
concerns. 
Much appreciated. 
Al
K2AL

Sent from my iPhone

> On Aug 8, 2016, at 10:51 AM, William Lisk <wglisk@outlook.com> wrote:
> 
> I share the concerns of those have participated in this thread. A suggestion: 
>  Many of us understand the basic problem but are not good at framing the 
> issues in the right technical language or giving the FCC what they are asking 
> for in their request for comments.  Perhaps some among us who feel competent 
> in these areas could post a proposed comment on this reflector that could be 
> used by others as the basis of a comment filing.
> 
> Thanks.
> 
> Bill/KC2EMH
> 
> 
>> On 8/8/2016 10:27 AM, Michael Adams wrote:
>> Just to repeat and expand upon something I wrote earlier:
>> 
>> The FCC's comments make pretty clear that they accept the arguments for 
>> removing the symbol rate limit, and that they think that removing the 
>> bandwidth limit on at least some of the HF amateur spectrum is beneficial to 
>> experimentation (and, presumably, alleviates the potential for a future 
>> petition if/when wider data modes come to pass).
>> 
>> However, they left the door open for feedback to impose a bandwidth limit on 
>> _part_ of the CW/data subbands....but they also were rather explicit in 
>> requesting technical reasons for doing so.
>> 
>> Nothing in RM-11708 proposes moving or expanding the automated subbands.
>> 
>> In my feedback, I suggested that a 500Hz limit below the automated subbands 
>> would be appropriate to reduce interference issues between narrow and wide 
>> signals.  I'm sure there are others on this reflector who could put together 
>> a more technical / eloquent reasoning for that.
>> 
>> I opted for 500Hz to accommodate all of the narrow-ish modes I'm aware of 
>> that are in use today, and to avoid the potential for conflict from users of 
>> those modes.  I opted for a "below the automated subbands" demarcation for 
>> simplicity.
>> 
>> Regardless of whether you agree or disagree with my idea, I would encourage 
>> folks who want to submit similar ideas to focus strictly on 
>> technical/interference reasoning, and for their ideas to accommodate some 
>> space for wideband data.
>> 
>> It's clear to me that complaints about Winlink or general fear about 
>> wideband data (which is already allowed all the way down to the bottom of 
>> the band under Part 97, FWIW) will probably be ignored as out-of-scope if 
>> submitted as a reply to the NPRM.
> 
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