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</o:shapelayout></xml><![endif]--></head><body lang=PT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Yaesu supports 4-FSK digital radios<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Since 2005 both ICOM and Kenwood have been producing comercial VHF/UHF rigs and repeaters using 4-FSK modulation now Yaesu has announced its support for 4-FSK (C4FM).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Yaesu's new publication 'A Digital Communication Guide for Amateur Radio operaators' can be seen at<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><a href="http://www.yaesu.com/downloadFile.cfm?FileID=7146&FileCatID=151&">http://www.yaesu.com/downloadFile.cfm?FileID=7146&FileCatID=151&</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>FileName=DigitalCommunicationsGuide%5FE%5B1%5D.pdf&File<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>ContentType=application/pdf<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>It is not widely realized that the D-STAR standard includes the spectrum efficient 4-FSK as well as GMSK.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>2005 - Icom and Kenwood demo 'Very Narrowband Digital Communications Technology'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><a href="http://www.southgatearc.org/news/apr2005/icom_kenwood_demo.htm">http://www.southgatearc.org/news/apr2005/icom_kenwood_demo.htm</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>