[SFDXA] Urge the FCC-Reject ARRL's Symbol Rate Petition
Bill
bmarx at bellsouth.net
Mon Dec 9 07:40:02 EST 2013
Comments were by AA6YQ...
In general, the RTTY/Digital community is against this new set of rules.
I personally agree that the unfettered popping up of unattended signals
is a problem and rules pandoring to small sections of the community at
the cost to large sections is troublesome.
Bill Marx W2CQ
\
On 12/8/2013 11:45 PM, Kai wrote:
> Be careful what you wish for. Under the current FCC rules there is NO
> bandwidth restriction on digital communications. As radio capabilities
> (read that software defined radios capable of wide bandwidth) people
> will define wide band digital systems exceeding the currently used
> 2200 Hz digital modulations. Those modulations were designed to fit
> inside the linear portion of the BW of most of today's radios.
>
> The big danger in defeating the ARRL proposal is that as future rig
> capabilities increase, and linear bandwidths get bigger, like in some
> SDR radios, people will begin filling that bandwidth capabillity with
> modulations much wider than today's 2200 Hz modulations, and UNDER
> TODAY'S RULES.
> I think that we need a defined bandwidth limit (which is completely
> distinct from a baud rate limit).
>
> AA5AU's analysis is dangerously flawed. Many of the issues he raises
> are valid ham radio concerns but they have little or nothing to do
> with RM-11708.
> 73
> Kai, KE4PT
>
> On 12/8/2013 9:15 AM, Bill wrote:
>> From Don AA5AU:(edited for space)
>>
>> I threw together a webpage showing how to file comments on the recent
>> ARRL Petition designated RM-11708. It is located at:
>> http://aa5au.com/fcc/how-to-comment.html
>>
>> It is IMPORTANT that each of you, whether you live in the United
>> States or not, file a comment showing your opposition (or support)
>> of the ARRL Petition. As mentioned on this reflector previously, this
>> petition has world-wide ramifications.
>>
>> The only way we are going to defeat this thing is with an abundance
>> of well-thought out
>> comments directed against the petition.
>>
>> If you would like to see what comments have been submitted, you can
>> go to:
>>
>> http://apps.fcc.gov/ecfs/proceeding/view?name=RM-11708
>>
>> Feel free to forward these links to any other organizations that may
>> benefit from them. I will post a link to the how-to-comment
>> page on the home pages of rttycontesting.com and aa5au.com later today.
>>
>> 73, Don AA5AU
>>
>>
>>
>> On 12/8/2013 9:01 AM, Norm Alexander wrote:
>>> The following is an argument for writing the FCC opposing the ARRL
>>> Symbol Rate Petition written by Dave AA6YQ author of DXLab logging
>>> program, and active DXer.
>>>
>>>
>>> What I thought sounding like a reasonable request by the ARRL, after
>>> reading Dave's argument, I have changed my mind - something to think
>>> about. Note comments are due by Dec. 17th
>>>
>>> Norm W4QN
>>>
>>>
>>> -----Original Message-----
>>>
>>> Sent: December 07, 2013 14:33
>>> To: dxlab at yahoogroups. com
>>> Cc: Dave AA6YQ
>>> Subject: [dxlab] Why (and How) You Should Urge the FCC to Reject the
>>> ARRL's
>>> Symbol Rate Petition
>>>
>>> Note: the message below is not directly relevant to DXLab, but as I
>>> consider
>>> this issue critical to all amateur radio operators, I am taking the
>>> liberty
>>> of posting it here.
>>>
>>> 73,
>>>
>>> Dave, AA6YQ
>>>
>>> The ARRL has filed a petition with the FCC to replace the current
>>> symbol
>>> rate limits with a bandwidth limit. If accepted, digital modes as
>>> wide as
>>> 2800 hertz would become legal for use by US hams on HF bands. Pactor 3,
>>> which is legal under the current symbol rate limit, is 2200 hertz wide.
>>>
>>> If the ARRL's petition were accepted, automatic (unattended) digital
>>> mode
>>> stations currently using Pactor 3 could be upgraded to wider modes.
>>> Many
>>> automatic stations lack the ability to forego transmitting on a busy
>>> frequency, and thus interfere with ongoing QSOs. If automatic
>>> stations are
>>> permitted to use modes with bandwidths up to 2800 hertz, the
>>> incidence of
>>> this interference will increase significantly.
>>>
>>> While US-based automatic stations using digital modes wider than 500
>>> hertz
>>> are restricted to specified sub-bands (e.g. 10,140 - 10,150, 14,095 -
>>> 14,099, 14,101-14,112, 21,090 - 21,100, 24,925 - 24930), these
>>> frequencies
>>> are shared with QSOs between live operators. Furthermore, the WinLink
>>> network now claims that its automatic stations are actually under the
>>> control of the remote stations that invoke them, and are therefore
>>> no longer
>>> restricted to these sub-bands. This network now advertises US-based
>>> automatic stations running Pactor 3 outside the automatic sub-bands -
>>> automatic stations that could be upgraded to 2800 hertz modes if the
>>> ARRL
>>> Petition is accepted.
>>>
>>> Allowing automatic stations to use wider digital modes without first
>>> taking
>>> steps to reduce the interference they cause to ongoing QSOs is a
>>> recipe for
>>> increased conflict and ill will - the opposite of what's needed. In the
>>> interest of continued innovation, we should allow the use of wider
>>> digital
>>> modes on HF bands - but in a manner that reduces interference and
>>> conflict,
>>> rather than making it worse as the ARRL's petition would do.
>>>
>>> I therefore urge you to oppose the ARRL's petition by filing
>>> comments with
>>> the FCC before December 17. Don AA5AU has provided instructions for
>>> doing
>>> so:
>>> ______________________________________________________________
>>> South Florida DX Assoc.
>>> SFDXA WebSite: http://www.SFDXA.com
>>> SFDXA Repeater 147.33+ 103.5 Tone
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>>>
>>>
>>
>> ______________________________________________________________
>> South Florida DX Assoc.
>> SFDXA WebSite: http://www.SFDXA.com
>> SFDXA Repeater 147.33+ 103.5 Tone
>> To Post: mailto:SFDXA at mailman.qth.net
>> To UNSUBSCRIBE or Subscribe:
>> http://mailman.qth.net/mailman/listinfo/sfdxa
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>> Please help support this email list: http://www.qsl.net/donate.html
>>
> ______________________________________________________________
> South Florida DX Assoc.
> SFDXA WebSite: http://www.SFDXA.com
> SFDXA Repeater 147.33+ 103.5 Tone
> To Post: mailto:SFDXA at mailman.qth.net
> To UNSUBSCRIBE or Subscribe:
> http://mailman.qth.net/mailman/listinfo/sfdxa
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
>
>
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