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MSHV Amateur Radio Software

MSHV Supported working modes: MSK JTMS FSK ISCAT JT6M FT8/4 JT65 PI4



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World Wide Digi DX Contest is scheduled for the weekend of August - 29 - 12:00 to August - 30 - 11:59, 2020.  
Read here for full details and contest rules.
Read here how to set up MSHV for World Wide Digi DX Contest

MSHV version 2.47

 Project page for developers and source code can be found here:
 MSHV All Downloads
New in version 2.47:
  • Corrected: for Windows 10 64-bit users, "Weird problem after long time in Multi Answering Auto Seq Protocol" (problem in changing TX message, on the fly in FT8 mode), thanks for the help to Jerry KP4HF.
  • Changed: Pack unpack procedures for FT8/4 modes, as in WSJT-X 2.3.0-rc1.
  • Added: In "Interface Control", RIG TS-590SG.
  • Corrected: Problem in PSK reporter, five minutes and more not sending spots for 6m and UP (bands or modes with low-level activity).


WSJT-X Software by Joe K1JT
WSJT Software by Joe K1JT
Acknowledgements to K1JT Joe Taylor and WSJT Development Group. The algorithms, source code, look-and-feel of WSJT-X and related programs, and protocol specifications for the modes FSK441, FT8, JT4, JT6M, JT9, JT65, JTMS, QRA64, ISCAT, MSK144, are Copyright © 2001-2017 by one or more of the following authors: Joseph Taylor, K1JT; Bill Somerville, G4WJS; Steven Franke, K9AN; Nico Palermo, IV3NWV; Greg Beam, KI7MT; Michael Black, W9MDB; Edson Pereira, PY2SDR; Philip Karn, KA9Q; and other members of the WSJT Development Group.




LZ2HV 2015 - 2019