[W2CRA] Fw: ARLB008 Cooperative Effort Under Way to Resolve Potential 70-Centimeter Interference Issue

[Kurt Cathcart, KR2C]

There was a similar case to this about 10 years ago up in Mass. The 
result was that Amateurs lost their 70cm privileges for a certain 
parameter around a military radar facility.


-Kurt, KR2C



On 3/24/2021 10:28 PM, George wrote:

> de AC2NX
>
> This looks like it could be a real headache.  Let's hope this never 
> happens near us!
>
>    -- something to think about.
>
>                                                       G.
>
> ------------------------------------------------------------------------
> *From:* ARRL Web site <memberlist at www.arrl.org>
> *Sent:* Wednesday, March 24, 2021 3:51 PM
> *To:* gknoedl at hotmail.com <gknoedl at hotmail.com>
> *Subject:* ARLB008 Cooperative Effort Under Way to Resolve Potential 
> 70-Centimeter Interference Issue
> SB QST @ ARL $ARLB008
> ARLB008 Cooperative Effort Under Way to Resolve Potential
> 70-Centimeter Interference Issue
>
> ZCZC AG08
> QST de W1AW
> ARRL Bulletin 8  ARLB008
> From ARRL Headquarters
> Newington CT  March 24, 2021
> To all radio amateurs
>
> SB QST ARL ARLB008
> ARLB008 Cooperative Effort Under Way to Resolve Potential
> 70-Centimeter Interference Issue
>
> ARRL, the FCC, and the US Department of Defense are cooperating in
> an effort to eliminate the possibility of amateur radio interference
> on 70 centimeters to critical systems at White Sands Missile Range
> (WSMR) in New Mexico. The Defense Department's Regional Spectrum
> Coordinator contacted the FCC in March, seeking information on whom
> to contact regarding detected amateur transmissions it believed
> could pose a threat to a critical WSMR system operating on 70
> centimeters. The FCC, in turn, asked ARRL to be involved in the
> discussion and any necessary remedial efforts. It is to be noted
> that the Amateur Radio Service is a secondary service on the band.
>
> Investigation revealed that the potential problem was not with
> individual operators or repeaters, but with RF control links at 420
> - 430 MHz used to establish a linked repeater system within New
> Mexico. "Based on the investigation, and with the support of the
> FCC, the owners of the RF control links being used in the 420 - 430
> MHz portion of the amateur allocation within a certain proximity to
> WSMR are being asked to re-coordinate the link frequency to a new
> one above 430 MHz," explained ARRL Regulatory Information Manager
> Dan Henderson, N1ND.
>
> ARRL enlisted the assistance of the state's designated repeater
> frequency coordinator for information on specific links in that part
> of the band. New Mexico Repeater Frequency Coordinator Bill
> Kauffman, W5YEJ, agreed to work with the control link operators to
> find new frequencies that will meet the needs of the link operators.
>
> "Time is a factor in this request," Henderson said. "The new systems
> at WSMR are in advanced testing now and will become fully
> operational by early summer 2021." The FCC-imposed deadline for the
> affected control links to change frequencies is set for May 31,
> 2021.
>
> "It appears a total of 32 control links will have to be addressed,"
> Henderson said. ARRL has mailed letters to each of the RF control
> link operators, based on the recordkeeping of the frequency
> coordinator, to advise them of the DoD's request as the primary user
> on the band. "Any links with the potential to affect the identified
> systems at WSMR still in operation after May 31, 2021 will be
> subject to action by the FCC."
>
> Henderson said the changes should have no direct impact on the use
> of any local repeater, but until all the affected RF control links
> are transitioned to new frequencies, certain links may be
> temporarily inoperative. Links unable to be relocated by May 31 will
> have to be shut down until the situation can be resolved. ARRL will
> be in contact with the FCC after the May 31 deadline to advise it of
> the status of the remediation effort.
> NNNN
> /EX
>
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