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ISSUE No 14-22 13th June 2014

In this Issue:

  1. WICEN CNC this weekend
  2. Some VK2RAG Repeaters to be Switched Off
  3. Australian radio ham’s vintage radio collection
  4. Asia-Pacific Telecommunity World Radiocommunication Conference Preparatory Group
  5. Colorado Ham Tracks Down, Resolves Interference from Pot Cultivators’ “Grow Lights”
  6. History This Week
  7. Broke & fixed
  8. Reminders



1. WICEN CNC this weekend


Central Coast WICEN will be at the Webbs Creek Ride on Friday the 13th till Sunday the 15th June.



2. Some VK2RAG Repeaters to be Switched Off


The following changes are being made to VK2RAG repeaters. These measures are being introduced to reduce overall power consumption at the installation, whilst minimising inconvenience to users.

Between Midnight and 0600, all the un-used / low usage repeaters will be turned off.  To be switched off in frequency order will be 53.725 (6M), 145.600 Broadcast RX’s, 146.6375 (D-* port C), 438.325 (D-* Port B), 439.725 (6M link), 439.950 (APCO 25), 441.00 (Rylstone link) and 1273.4 (23 cm.)

This will leave on only 146.725, 438.075 repeaters, 145.175 APRS, 439.150 Packet regenerator,  D – * Gateway.



3. Australian radio ham’s vintage radio collection


ABC interviews radio amateur Kevin Dickson about his extensive collection of radio equipment now at the Tweed Regional Museum

Kevin’s interest in amateur radio was nurtured at school by his teacher Norm Smith in 1937/8 and he later went on to get his amateur license.

Read the ABC story at

Kevin Dickson’s life story can be read in

Summerland Amateur Radio Club

Murwillumbah Historical Society




4. Asia-Pacific Telecommunity World Radiocommunication Conference Preparatory Group


As part of preparations for the next World Radiocommunication Conference which is scheduled for November 2015, many of the Asia-Pacific nations that make up ITU region 3 are meeting in Brisbane between June 9 and 13. The Asia-Pacific Telecommunity Conference Preparatory Group (usually abbreviated to APG) will discuss many of the WRC-15 agenda items, including issues that will affect amateur operators.


WIA News



5. Colorado Ham Tracks Down, Resolves Interference from Pot Cultivators’ “Grow Lights”


According to a recent article in The Coloradoan, retired electrical engineer Tom Thompson, W0IVJ, first noticed interference on 40 meters at his location in Boulder a couple of years ago. So, he coupled his own portable receiving loop with a direct-conversion receiver that he could use to walk around his neighborhood and pin down noise sources. In at least one instance, the problem emanated from a domestic marijuana-growing operation — a “grow house.”

Read more in ARRL News

Source article in The Coloradoan




6. History This Week


A look back at events that made history this week – compiled by the Summerland Amateur Radio Club of Lismore, NSW

Tuesday, 10 June, 2014

1178 Proposed time of origin of lunar crater Giordano Bruno
1644 Florentine scientist, Evangelista Torricelli described in a letter the invention of a barometer
1770 Capt Cook runs aground on Australian Great Barrier Reef
1834 Sandpaper patented by Isaac Fischer Jr, Springfield, Vermont
1848 First telegraph link between New York City & Chicago
1848 Samuel F. B. Morse obtained a reissued patent for Morse code.
1849 Gas mask patented by Lewis Haslett, Louisville, Ky
1883 First commercial electric railway line begins operation (Chicago El)
1889 Thomas A. Edison was issued a patent for an “Electrical Distribution System”
1895 The first U.S. patent for a gasoline-driven automobile by a U.S. inventor was issued to Charles E. Duryea
1922 Henry Berliner demonstrates his helicopter to US Bureau of Aeronautics




No items for Broke & Fixed this week – all CCARC infrastructure is operational.



This section lists important announcements and possibly items from previous CCARC NEWS editions that are still current and may need your input:

Jaycar Tuggerah & Erina will give CCARC members a trade discount – approx 10% on purchases over $25.  Make sure you ask for it. Thanks Rod VK2LAX and Col VK2ZCO.

Anyone reading this on the website who is not yet a member of the CCARC, please consider joining by emailing ccarc at ccarc dot org dot au for full details.

For submissions to this newsletter from CCARC club members please email the editor news-editor at ccarc dot org dot au

For what’s coming up in the next few months at the CCARC, please check the club calendar, accessible from the header on any page on the website.

Dave VK2DLS … News & Publicity Officer …


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