[Boatanchors] Petition to eliminate exclusive CW bands
D C _Mac_ Macdonald
k2gkk at hotmail.com
Sun May 15 18:29:08 EDT 2016
And let's face it. I can't imagine AMers and SSBers wanting to try
to operate in the middle of hundreds of CW signals all over them!
I think there might be a few XCVRS with automatic notch filters that
MIGHT null out TWO interfering signals, but five or more? NAH!
Much ado about not much at all!
* * * * * * * * * * *
* 73 - Mac, K2GKK/5 *
* (Since 30 Nov 53) *
* Oklahoma City, OK *
* USAF, Ret'd 61-81 *
** FAA, Ret'd 94-10 *
* * * * * * * * * * *
> To: manualman at juno.com; boatanchors at mailman.qth.net
> From: jwiley at gci.net
> Date: Sun, 15 May 2016 13:30:50 -0800
> Subject: Re: [Boatanchors] Petition to eliminate exclusive CW bands
>
> It appears that this issue is once again generating oceans of
> misinformation surrounding small islands of fact.
>
> Points:
>
> (1) No one will lose anything! The CW bands are not "going away".
>
> (2) CW will remain an authorized mode for all bands and all amateur
> frequencies. Ref: FCC part 97 rules, section 97. See 47 CFR
> 97.305(a). The correct mode designator for "CW" is 150HA1A, which has a
> nominal bandwidth of 150 Hz.
>
> (3) Each "exclusive CW segment" already includes authorizations for RTTY
> and data transmission. Data transmissions must use publicly documented
> formats and codes. There are some additional rules that apply to
> undocumented codes, but for the most part, they are also permitted with
> some additional reporting requirements and restrictions that must be
> observed.
>
> (4) Currently authorized CW, data, and RTTY modes are already, by
> definition, narrowband emissions. FSK (RTTY) and data emissions must
> be limited to a maximum data rate of 300 baud (excepting the 10 meter
> band, which permits 1200 baud rates) with a maximum mark/space shift of
> 1 kHz for all MF and HF bands, including 10 meters. The vast majority
> of stations use 170 Hz shift.
>
> After reading the petition, I do not see any significant change between
> the proposal and the part 97 rules as they exist today. The only change
> would appear to be in the terminology used to describe the modes, for
> example changing existing descriptions to "symbol communications".
>
> There is, however, one change proposed that would expand "conventional"
> AM transmissions between 1.8 and 29.7 MHz to 8 kHz bandwidth (2 kHz
> more than allowed by current rules), and to 20 kHz bandwidth on 6
> meters, 2 meters and, and 1 1/4 meters, and even higher bandwidths at
> 430 MHz and higher. I am not commenting on this portion of the petition.
>
> But, returning to the original "scare" message, my opinion is that the
> petitioner is in error as to the supposed point of the issue concerning
> CW subbands, and I would not be surprised if the filing is rejected by
> the FCC.
>
> FWIW
>
> - Jim, KL7CC
>
> On Sun, 15 May 2016 08:00:18 -0400 Bry Carling<af4k at hotmail.com> writes:
>
> > CW ops your urgent attention to this matter please!!
> > You are about to lose your CW bands if this proceeds!
>
> >> Date: Sat, 14 May 2016 21:30:28 -0700
> >> From: gfsmith at cox.net
> >> Subject: Petition to eliminate exclusive manual telegraphy band
> >> portions from the amateur spectrum allocations.....
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