[RTTY] [MMTTY] Re: BoD votes LoTW initiatives

Joe Subich, W4TV lists at subich.com
Wed Jul 24 12:50:33 EDT 2013


"Compatible with CW" was for emphasis - I strongly urge all users of
RTTY, JT65/JT9, PSK31/63/125, etc. to write their Directors and demand
that any proposal to the FCC (1) specify a bandwidth less than 300 Hz
and (2) prohibit unattended operation *of all types* unless *both*
stations contain hardware/software to inhibit transmission if there is
*any other signal* in the passband of the transmission plus a guard
band equal to 25% of the bandwidth of the signal to be transmitted.

73,

    ... Joe, W4TV


On 7/24/2013 10:00 AM, Kai wrote:
> Why would you want to ban 45.45 baud 170 Hz shift RTTY by suggesting a "100 Hz
> or less" bandwidth rule??
> The occupied bandwidth [ITU-R and FCC definitions] of RTTY is 250 Hz, greater
> than that of JT65. Even CW at  more than 30 wpm occupies more than 100 Hz.
> 73,
> Kai, KE4PT
>
> On 7/23/2013 10:50 PM, Joe Subich, W4TV wrote:
>>> Symbol Rate Rule Modernization
>>>
>>> On the motion of ARRL West Gulf Division Director Dr David
>>> Woolweaver, K5RAV, on behalf of the Ad Hoc Symbol Rate Rule
>>> Modernization Committee,
>> the Board directed ARRL General Counsel Chris Imlay, W3KD, to prepare a
>> Petition for Rule Making with the FCC seeking to modify §97.307(f) to
>> delete all references to symbol rate. The Petition would ask the FCC “to
>> apply to all amateur data emissions below 29.7 MHz the existing
>> bandwidth limit, per §97.303(h), of 2.8 kHz.”
>>> The committee determined that the current symbol rate restrictions
>>> in
>> §97.307(f) “no longer reflect the state of the art of digital
>> telecommunications technology,” and that the proposed rule change would
>> “encourage both flexibility and efficiency in the employment of digital
>> emissions by amateur stations.” The Ad Hoc Symbol Rate Rule
>> Modernization Committee was dissolved with the thanks of the Board.
>>
>> Save us from a Board of Directors that would not know Digital Operation
>> if it bit them on the ass.  All we need is a bunch of 2.8 KHz wide
>> chunks of "white noise" across the entire "non-voice" spectrum.  If
>> they want to remove the symbol rate, the bandwidth better be compatible
>> with that of CW (100 Hz or less) in the majority of the shared non-voice
>> spectrum.
>>
>> As usual, the ARRL BOD has proven how little they know about amateur
>> operation!
>>
>> 73,
>>
>>        ... Joe, W4TV
>>
>>
>> On 7/23/2013 4:06 PM, Radio K0HB wrote:
>>> http://www.arrl.org/news/arrl-board-names-award-winners-okays-lotw-initiatives
>>>
>>> 73, de Hans, K0HB
>>> --
>>> "Just a boy and his radio"
>>> --
>>> Proud Member of:
>>> A1 Operators - http://www.arrl.org/a-1-op
>>> Minnesota Wireless contesters - http://www.W0AA.org
>>> Arizona Outlaws contesters - http://www.arizonaoutlaws.net
>>> Twin City DX Assn - http://www.tcdxa.org
>>> Lake Vermilion DX Assn - http://www.lvdxa.org
>>> SOC - http://www.qsl.net/soc
>>> --
>>> Superstition trails -->  http://oldslowhans.com/
>>> Sea stories here --->  http://k0hb.wordpress.com/
>>> Request QSL at --->  http://www.clublog.org/logsearch/K0HB
>>> All valid QSL requests honored with old fashioned paper QSL!
>>> LoTW participant
>>>
>>
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