The motto of the new European Radio Amateurs’ Organization (EURAO https://www.eurao.org/) Summer Party https://www.eurao.org/en/node/1045 is “Premiering FT4.” This is not a contest but an on-the-air radio gathering with some suggested guidelines. The event is set for July 27 – 28 UTC. A new “general availability” release of WSJT-X that includes the latest FT4 protocol for HF contesting […] Read more
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The World Wide Radio Operators Foundation (“WWROF”), in collaboration with the Slovenia Contest Club (“SCC”), is pleased to announce the first annual World Wide Digi DX Contest (“WW Digi”). The new contest taps into the excitement being generated by the new digital modes pioneered by Joe Taylor K1JT and the WSJT-X development team. The contest […] Read more
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The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satellite category. As of May 23, 1,048,281,611 contact records have been entered into the system, resulting in 200,387,247 contact confirmations. LoTW has 118,328 users. https://lotw.arrl.org Read more
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Dave Bernstein reported this on the DXLabs support group today: —————————————————————– ADIF 3.1.0 was approved today: ADIF 3.1.0 specifies that the representation for FT4 is an ADIF record is <MODE:4>MFSK <SUBMODE:3>FT4 This is the representation used in the current version of DXKeeper (14.9.2) when expor... Read more
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The FT4 Protocol for Digital Contesting by K1JT Read more
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Source: LINK WSJTX 2.1.0RC5 Release! – The FT4 Protocol for Digital Contesting The FT4 Protocol for Digital Contesting by K1JT Read more
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See More about New FT4 Here “At about 20 minutes into the presentation, Joe describes FT4 as being asynchronous, meaning that you can start transmitting any time you wish, rather than being synchronized to an accurate clock. That asynchronous method did not work out as well as expected in on-the-air testing, and was abandoned. The […] Read more
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A new, speedier, more contest-friendly digital mode is just days away in beta version. WSJT-X Developers say serious work on the new FT4 protocol began shortly after the FT8 Roundup held last December 1 – 2. The goal was a mode that could compete with RTTY contesting in terms of contact rates, while preserving many of the […] Read more
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Joe Taylor, K1JT, Steve Franke, K9AN, and Bill Somerville, G4WJS April 22, 2019 Introduction: FT4 is an experimental digital mode designed specifically for radio contesting. Like FT8, it uses fixed-length transmissions, structured messages with formats optimized for minimal QSOs, and strong forward error correction. T/R sequences are 6 seconds long, so FT4 is 2.5 × […] Read more
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