[IRCA] : [mwc] Preliminary analysis of 600m amateur traffic
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[IRCA] : [mwc] Preliminary analysis of 600m amateur traffic






forwarded from Alan Gale,  via Medium Wave Circle list:




>Here is some further news about this band, taken from the latest
>ARRL Letter List bulletin:
>
>
>==>ARRL 500 kHz EXPERIMENT IN ORGANIZATIONAL PHASE
>
>The project manager for the ARRL 500-kHz experiment, Fritz Raab, W1FR, says
>The 500 KC Experimental Group for Amateur Radio is still in the
>organizational stages but has already recorded its first two-way contact.
>The FCC's Office of Engineering and Technology on September 13 granted Part
>5 experimental license WD2XSH to the ARRL on behalf of a group of radio
>amateurs interested in investigating the LF spectrum. The two-year
>authorization permits experimentation and research between 505 and 510 kHz
>(600 meters) using narrowband modes at power levels of up to 20 W effective
>radiated power (ERP).
>
>"It will probably be a free for all through October as guys get their
>stations on the air," Raab told ARRL Headquarters. "The Midwest stations
>will be limited to 505 to 508 kHz for the time being, and the rest can use
>505 to 510 kHz." He said a couple of the WD2XSH participants got on the air
>the day after the license was issued, and several others activated the first
>week, generating a number of reception reports.
>
>"Many are for distances of about 300 miles, of course, but some are much
>longer," Raab told ARRL Headquarters. He reports that W0RPK in Iowa copied
>the WD2XSH/20 station in Oregon early on September 26 - a distance of 1500
>miles.
>
>The first QSO took place September 21 between the stations in Tennessee and
>North Carolina - a distance of some 300 miles.
>
>Raab eventually would like to see at least a secondary 600-meter Amateur
>Radio allocation from 495 to 510 kHz. He envisions eventual use of the
>spectrum to provide Amateur Radio emergency communication via groundwave.
>
>Announcement of the license grant earlier this month brought a few requests
>from radio amateurs interested in joining the experimental group. Raab says
>there are no plans to expand the group's membership, however. He does invite
>reception reports of transmissions made by group members
><http://w5jgv.com/500kcreportform.htm>.
>
>For the time being, the WD2XSH group is only using CW. The ARRL Part 5
>application had requested permission to use both CW and PSK31, but the
>license grant omitted the latter mode. Raab says he's working to secure
>permission to add PSK31 to the grant.
>
>During October, the 21-station experimental group will develop a band plan
>that assigns frequencies for QRSS -- very slow speed CW -- as well as for CW
>beacons and for two-way communication, Raab said. WD2XSH participant Conrad
>Murray, WS4S (WD2XSH/11) reports he's transmitting a QRSS beacon on an
>irregular basis on 505.505 kHz from his Tennessee QTH.
>
>News of the WD2XSH license grant opened another line of communication for
>Raab. "The announcement brought me a bunch of e-mails, and contact with
>someone I knew from college and hadn't seen since the 1970s," he said.
>
>More information is on the 500 kc Experimental Group for Amateur Radio Web
>site <http://www.500kc.com/>.
>
>
>
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****************************************************************************
Nick Hall-Patch
Victoria, B.C.
Canada

**************************************************************************** 

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