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Update the Release Notes in preparation for v2.1-rc6
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Joe Taylor
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Copyright 2001 - 2019 by Joe Taylor, K1JT.
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Release: WSJT-X 2.1.0-rc6
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May 30, 2019
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-------------------------
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Changes and bug fixes since WSJT-X 2.1.0-rc5:
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IMPORTANT CHANGES TO THE FT4 PROTOCOL, NOT BACKWARD COMPATIBLE
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- T/R sequence length increased from 6.0 to 7.5 seconds
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- Symbol rate decreased from 23.4375 to 20.8333 baud.
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- Bandwidth decreased from 90 Hz to 80 Hz
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OTHER IMPROVEMENTS
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- Allowable FT4 time offsets -1.0 < DT < +1.0 s
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- Allow RRR Tx4 message in FT4 mode, if not using contest messages
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- Send FT4 audio frequency to PSK Reporter
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- Add a third decoding pass
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- Add ordered statistics decoding
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- Improved sensitivity: threshold S/N is now -17.5 dB
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- Improvements to accessibility
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- Updates to the User Guide (not yet complete, however)
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- New user option: "Calling CQ forces Call 1st"
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- In FT4 mode, Shift+F11/F12 moves Tx freq by +/- 100 Hz
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- Improved S/N calculation for FT4 mode
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- N1MM Logger+ now uses the standard WSJT-X UDP messages
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- OK/Cancel buttons on Log QSO window maintain fixed positions
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BUG FIXES
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- Fix generation of Tx5 message when one callsign is nonstandard
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- Fix a bug that prevented use on macOS
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- Fix a bug that caused mode switch from FT4 to FT8
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- Fix a bug that caused FT4 to do WSPR-style band hopping
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- Fix a bug that caused a Fortran bounds error
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Release: WSJT-X 2.1.0-rc5
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April 29, 2019
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-------------------------
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WSJT-X 2.1.0 fifth release candidate is a minor release including the
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following.
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- Repairs a defect that stopped messages from UDP servers being accepted.
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- Improved message sequencing a QSO end for CQing FT4 stations.
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- "Best S+P" action times out after two minutes waiting for a candidate.
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- Updated macOS Info.plist to comply with latest mic. privacy controls.
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- Multi-pass decoding for FT4 inc. prior decode subtraction.
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- Fast/Normal/Deep options for the FT4 decoder.
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- Proposed suggested working frequencies for the new FT4 mode.
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- Repair a defect in RTTY RU where sequencer fails to advance to Tx3.
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- Fix a defect where the contest serial # spin box was incorrectly hidden.
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- Fix defects in ALL.TXT formatting for JT65 and JT9.
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- Reduce timeout for AP decoding with own call from 10 mins to 5 mins.
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Release: WSJT-X 2.1.0-rc4
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April 10, 2019
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-------------------------
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WSJT-X 2.1.0 fourth release candidate is a minor release including the
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following.
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- New "Call Best" button for FT4 mode to select the best reply to a
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CQ call based on neediness.
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- Fixed UTC display on FT4 waterfall.
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This release is made by invitation only to selected testers to trial
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the FT4 mode in semi-realistic contest simulations and to elicit
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feedback to guide future development.
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*Note* this release is not for general public release and we request
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that it is not distributed.
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Release: WSJT-X 2.1.0-rc3
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April 5, 2019
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-------------------------
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WSJT-X 2.1.0 third release candidate is an enhancement release to
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change the implementation of the new FT4 mode to a synchronous T/R
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period of 6 seconds.
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This release is made by invitation only to selected testers to trial
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the FT4 mode in semi-realistic contest simulations and to elicit
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feedback to guide future development.
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*Note* this release is not for general public release and we request
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that it is not distributed.
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Release: WSJT-X 2.1.0-rc2
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March 29, 2019
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-------------------------
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WSJT-X 2.1.0 second release candidate is a bug fix release to repair
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some usability issues with FT4 contest mode. The following new
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features are also included.
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- Better options for QSO flow by clicking Tx# buttons to transmit
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- A 64-bit package for Windows 64-bit systems
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- Improved FT4 sync detection speed
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This release is made by invitation only to selected testers to trial
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the FT4 mode in semi-realistic contest simulations and to elicit
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feedback to guide future development.
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*Note* this release is not for general public release and we request
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that it is not distributed.
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Release: WSJT-X 2.1.0-rc1
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March 25, 2019
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-------------------------
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WSJT-X 2.1.0 first release candidate is a preview alpha quality
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release containing the following new features.
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- FT4 mode, a new mode targeted at HF digital contesting
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- GMSK modulation for FT4 and FT8
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- New waterfall option to select between raw sensitivity or a
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filtered signal representation for best visualization of signal
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quality
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This release is made by invitation only to selected testers to trial
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the FT4 mode in semi-realistic contest simulations and to elicit
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feedback to guide future development.
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*Note* this release is not for general public release and we request
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that it is not distributed.
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Release: WSJT-X 2.0.1
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February 25, 2019
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---------------------
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