<div dir="ltr"><h1 style="box-sizing:border-box;font-size:16pt;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif">New Beta version of FT4 now available</h1><p style="box-sizing:border-box;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif;font-size:16px">The ARRL reports the WSJT-X Development Group has released another new beta version of the <strong style="box-sizing:border-box">FT4</strong> protocol now available for testing in WSJT-X 2.1.0-rc7 <br style="box-sizing:border-box"><br style="box-sizing:border-box">Changes, improvements, and bug fixes that have been made since WSJT-X 2.1.0-rc5 include:<br style="box-sizing:border-box"><br style="box-sizing:border-box">• T/R sequence length increased from 6.0 to 7.5 seconds<br style="box-sizing:border-box">• Symbol rate decreased from 23.4375 to 20.8333 baud<br style="box-sizing:border-box">• Signal bandwidth decreased from 90 Hz to 80 Hz<br style="box-sizing:border-box">• Allowable time offsets –1.0 &lt; DT &lt; +1.0 second<br style="box-sizing:border-box">• TX 4 message with “RRR” now allowed, except in contest messages<br style="box-sizing:border-box">• Audio frequency now sent to PSK Reporter<br style="box-sizing:border-box">• Third decoding pass added<br style="box-sizing:border-box">• Improved sensitivity: Threshold S/N is now –17.5 dB<br style="box-sizing:border-box">• Improved S/N calculation<br style="box-sizing:border-box">• In FT4 mode, Shift + F11/F12 moves transmit frequency plus or minus 100 Hz<br style="box-sizing:border-box"><br style="box-sizing:border-box">Release candidate WSJT-X 2.1.0-rc7 will be available for beta-testing through July 21, 2019.<br style="box-sizing:border-box"><br style="box-sizing:border-box">Read the full ARRL story at <br style="box-sizing:border-box"><a href="http://www.arrl.org/news/new-beta-version-of-ft4-now-available-mock-contest-session-just-ahead" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">http://www.arrl.org/news/new-beta-version-of-ft4-now-available-mock-contest-session-just-ahead</a><br style="box-sizing:border-box"><br style="box-sizing:border-box">Download WSJT-X 2.1.0-rc7 from near the bottom of the page at <br style="box-sizing:border-box"><a href="https://physics.princeton.edu/pulsar/k1jt/wsjtx.html" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://physics.princeton.edu/pulsar/k1jt/wsjtx.html</a></p></div>