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Moonbounce for Everyone -- Courtesy of the Arecibo Radio Telescope
Sunday, 09 May 2010 06:49 | 
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Sending Amateur Radio signals to the Moon and back has never been easy. After roundtrip journeys of nearly half a million miles, even the most powerful signals generated by hams are exquisitely weak on arrival. Because of the equipment and expertise necessary for successful "moonbounce" operating, this facet of Amateur Radio has been traditionally confined to a small audience. But for three days in April even hams with very modest stations will have the opportunity to experience the thrill of moonbounce, thanks to the giant radio telescope at the Arecibo Observatory in Puerto Rico.
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Newsflash
| URE Accuses Team DA0HQ of IARU "Log Padding" |
| The controversy over the 2009 IARU HQ victory of Team DA0HQ deepened in recent days, as the
Spanish Radio Union URE publicly accused German hams of "serious irregularities", citing
numerous examples of one ham using multiple calls to repeatedly work DA0HQ on all bands.
URE says that not only is unethical, but violates ARRL Contest Rules as well. Read the
documents and find out for yourself. read full article |
| VE3DZ Back Ahead in Canadian WRTC Qualifying |
| SAfter being in a dead-heat with VE3AT, Yuri Onipko has now gone ahead slightly in the battle for one team leader WRTC slot in the NA #5 region.
Meanwhile out West, VA7ST continues to be the clear leader in NA #6. Check where the Canadians stand in the battle for two WRTC spots with the radio-sport.net spreadsheets. read full article |
| VHF UHF Antenna Analyzer |
| Technical Reference/Vector Network Analyzer VHF UHF Aerial analyzer project by VK5JST |
| ARRL 10 Meter Champs Also Have Clean Logs |
| Signals may have been solid one second and gone the next, but that didn't show up in the logs of the winners in a radio-sport.net review of final scores in the 2007 ARRL 10 Meter Contest. Check to see how well you did compared to the field and find out which category winner had a perfect log. read full article |
| A Two Meter Duplexer |
| Technical Reference/Duplexers How to get a cheap-squeaky clean signal, a 2 meter duplexer designed by Leonard WB3AYW |
| Advantage Asia, Europe In 2009 Russian DX |
| While propagation conditions continue to be less than stellar, the 2009 Russian DX Contest seems likely to be an active one, in part because it's the last qualifying round for most amateurs in the chase for slots in next year's World Radiosport Team Championships. The edge in most categories goes to ops in Europe and Asia. Both overall single op champs were on Cyprus last year, as RW3QC and UA2FZ took home the high and low power crowns. read full article |
