Notiser om amatörradio
”En skarp analytiker och iakttagare med en stor portion humor”. Så beskrivs Umeåpolisen Urban Johansson som den 15 september utsågs till Årets kriminaltekniker av Rikspolisstyrelsen.
A video of the Public Broadcasting Service (PBS) show the History Detectives featuring Amateur Radio and the Echo Satellite is on web.
DX Bulletin 37 ARLD037 From ARRL Headquarters
Newington CT September 16, 2010
To all radio amateurs
This week's bulletin was made possible with information provided by
G3KMA, NC1L, QRZ DX, The Daily DX, The Weekly DX, the OPDX Bulletin,
DXNL, Contest Corral from QST and the ARRL Contest Calendar and
WA7BNM web sites. Thanks to all.
CYPRUS, 5B. Corny, DF6FR will be QRV as 5B4/homecall from Polis
from September 16 to 30. He will be active on the HF bands using
mostly CW in his spare time. QSL to home call.
BAHRAIN, A9. David, A92GE has been QRV on 20 meters using CW
En amatör, Robert, ST2AR/S53R, från Sudan, har tagit upp en punkt som bör diskuteras och spridas bland alla radioamatörer. Det gäller hur man uppträder på banden, och vad man bör tänka på när det gäller etik.
This week, Surfin’ looks at the results of one year of codesmithing on the digital voice front.
One year ago, David Rowe, VK5DGR, decided to begin work on a free, low bit rate speech codec with an initial target of communications quality speech at 2400 bit/s.
The latest IARUMS (International Amateur Radio Union Monitoring System) newsletter reports that the Ofcom monitoring station in Baldock, Hertfordshire, has been assisting with the problem of an Italian Codar HF Radar on 24950 kHz.
The ARRL is fighting to protect the vital 2304 MHz US Amateur Radio allocation from interference by mobile broadband services.
I’ve received numerous requests on how to build this wonderful and very useful antenna so here are a few hints. The BW Vertical Antenna is nothing more than a basic 20m quarter-wave vertical that uses six ground radials. To operate on 30m and 40m you must load the radiator wire as it is much to short for those bands
Industry Canada advised both RAC and RAQI on Friday, September 10, 2010 that their Montreal office had authorized a number of 430 to 450 MHz frequencies and a single VHF frequency on 145.555 mHz. According to IC, frequencies were chosen to avoid known amateur repeater channels.