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 …

FST4 is optimized for two-way QSOs, while FST4W is for quasi-beacon transmissions of WSPR -style messages. FST4 and FST4W do not require the strict, independent time synchronization …

2020年5月8日 · WSJT-X implements communication protocols or modes called FT8, FT4, JT4, JT9, JT65, QRA64, ISCAT, MSK144, and WSPR, as well as one called Echo for detecting and …

Check the WSJT-X page and links therein for details about modes FT4, FT8, FST4, FST4S, JT4, JT9, JT65, Q65, MSK144, and WSPR. MAP65 implements a wideband receiver for JT65 …

2025年2月17日 · Download WSJT for free. Weak signal ham radio communication. The WSJT project implements software for amateur radio communication using state-of-the-art digital …

2023年9月17日 · The latest version of WSJT-X Improved, from v2.7.1, it is possible to use full duplex, that is listening and decoding at the same time you are transmitting. For satellite …

2025年3月14日 · However, for wsjt-x_improved, there are some nice improvements, especially for the filters, as well as support of the new NCCC FT4 Sprint contest mode. Changes for WSJT …

2019年4月22日 · As you know, we have been developing a protocol called FT4 for use in radio contesting. A new version of FT4 is now available for testing in WSJT-X 2.1.0-rc6. PLEASE …

2021年2月10日 · 据ARRL报道，WSJT-X联合开发人员乔·泰勒(Joe Taylor) K1JT最近对火腿在业余无线电比赛中使用FT8，而不是使用专为比赛而设计的FT4表示困惑。 泰勒表示： “我不明白 …

2024年3月28日 · Previously known as WSJT-X SQ9FVE Full-Auto Mod, WSJT-Z supports FT8, FT4, JT*, and WSPR. Note: Always monitor your transceiver while using WSJT-Z, unless …