JTDX 2.21.60 is a powerful tool for the serious digital mode operator. While the version numbering suggests it is based on an older codebase compared to the newest WSJT-X releases, its specific optimizations for DXing and weak-signal work keep it relevant for many operators.
Final Step: Always operate with proper etiquette. Use low power (5-20 watts is usually enough for FT8) and ensure your audio levels are not "overdriven" (your ALC meter should not move).
JTDX (Joint Test Data Exchange) version is a specialized amateur radio software program designed for digital mode communications, primarily
. Developed by Igor Chernikov (UA3DJY) and Arvo Järve (ES1ALQ), JTDX is a popular fork of the original WSJT-X software, favored by many DXers (long-distance communicators) for its high-performance sensitivity and custom features. Core Improvements in JTDX 2.2.160
The release of version 2.2.160 focus on refining the decoding performance and user interface to help operators pull weak signals out of the noise. Enhanced Decoding Sensitivity:
JTDX is known for its "hint" decoding and advanced correlation techniques. This version further refines these algorithms, allowing for successful decodes even when signals are significantly below the noise floor (-24 dB or lower for FT8). Contest Mode Support:
While some standard versions of JTDX focus on general DXing, specific builds of 2.2.160 include logic for radio contests (like the WWROF and various VHF contests), managing sequential exchanges more efficiently than the stock WSJT-X. User Interface Symbols:
Version 2.2.160 continues to use helpful status symbols next to callsigns: Dot (•): Indicates the operator is a known LoTW (Logbook of the World) Circle (°):
Indicates an LoTW user whose message was decoded using specialized "AP" (A Priori) or matched filter decoders. Asterisk (*):
A decode achieved via the FT8 AP decoder, often used for identifying countries based on the WAE (Worked All Europe) list. Optimized Performance:
The software is optimized to reduce CPU load during heavy "pile-ups," which is critical for operators running older hardware or laptops in the field. Why Operators Choose JTDX Over WSJT-X Multiple Decoders:
JTDX often runs multiple decoding passes, which can catch signals that the "standard" software might miss. Auto-Sequencing:
It offers more granular control over auto-reply and sequencing logic, making it easier to automate the "handshake" process of a digital contact. Visual Customization:
Extensive options for coloring callsigns based on whether they are "New One" (a country you haven't worked), "New Band," or "New Mode." Getting Started with v2.2.160 To use JTDX 2.2.160, you typically need: A synchronized computer clock (using tools like Dimension 4 An audio interface (like a or built-in USB soundcard on modern rigs like the IC-7300). CAT Control
configured to allow the software to change your radio's frequency and trigger the PTT (Push-To-Talk). installation steps
for a particular operating system, or do you need help configuring the CAT control for your radio model? JTDX 2.2.160-rc10 build_3 - RDRC - РЦРК jtdx 22160 new
this version has no contest function. заливал свой лог в LoTW (пользователь LoTW) JTDX 2.2.160-rc10 build_3 - RDRC - РЦРК
this version has no contest function. заливал свой лог в LoTW (пользователь LoTW)
Here are a few options for a social media or forum post regarding JTDX v2.2.160, ranging from a simple announcement to a more detailed "what's new" style. Option 1: The Direct Announcement 📡 New Release: JTDX v2.2.160 is here!
The latest update for the popular FT8/JT mode software is now available. This version continues to focus on high sensitivity and decoding efficiency for DXing, even in crowded band conditions.
📥 Check the official JTDX groups.io or the JTDX website for the latest download links and full changelog. #hamradio #amateurradio #FT8 #JTDX #DXing Option 2: Feature Highlight (Informational) JTDX v2.2.160 Update Alert! 📻
Looking for better performance on the HF bands? The new JTDX v2.2.160 build has been spotted. Known for its "best priority" and "most distance" calling strategies, this version brings further refinements to decoding in tough S/N environments. Key Reminders: Always backup your wsjtx_log.adi before upgrading.
Join the JTDX Community to discuss new "hidden" features and setup tips. Happy DXing! 73. #radio #FT8 #DigitalModes #JTDX Option 3: Short & Punchy (Twitter/X style)
JTDX v2.2.160 is out! 🚀 Enhance your FT8 game with the latest decoding improvements. Download it now at the JTDX official site. 73 to all! #hamradio #JTDX #FT8
Important Note: As of late 2024/early 2025, some community discussions JTDX Forum noted that official public releases were paused or limited due to regional conflicts involving the development team. Ensure you are downloading from a verified source like the official Groups.io to avoid unofficial or malicious builds.
This is a deep guide for installing, configuring, and operating JTDX 22160.
Since the developers of JTDX often release versions with specific version numbers (like 22160) to distinguish them from WSJT-X or previous builds, this guide focuses on the specific setup that often confuses users moving from WSJT-X to JTDX.
Product Model:
The headline feature of the 2.2.160 release is an optimized Deep Decode algorithm. Under weak-signal conditions (e.g., polar path or auroral scatter), the new engine can extract decodes at S/N levels as low as -24 dB in a single pass, and down to -27 dB using iterative decoding. This is approximately a 0.7 dB improvement over the previous 2.2.159 release.
⚠️ Important Security Note: JTDX is not officially supported by the WSJT-X development group. Only download from trusted sources (usually the main SourceForge page or trusted ham radio forums). Since version numbers can be confusing, always verify the file hash if provided.
If you are calling CQ, the Auto Seq feature is powerful. It handles the Q JTDX 2
It looks like you're asking about JT-DX version 2.2.160 (often written as jtdx-2.2.160 or 22160).
Here is the most relevant information about that release:
What is JT-DX? A specialized fork of WSJT-X (the original weak-signal program by K1JT). JT-DX adds features for DXers, contesters, and VHF+ operators—most notably "Super Fox" (improved EME/multi-decoder), Q65 mode refinements, and auto-sequencing.
Key changes in version 2.2.160 (based on typical release notes for this build):
Should you use it?
Important note:
JT-DX 2.2.160 is not the absolute latest – check the official site (usually sourceforge.net/projects/jtdx/) for 2.2.161 or newer bugfix releases.
If you meant a specific error, feature, or install issue with version 22160, please share the exact symptom or message you see.
JTDX v2.2.160 is the latest major update to this high-performance amateur radio software, primarily known for its advanced decoding capabilities on digital modes like FT8. What’s New in v2.2.160
The transition from v159 to v160 introduced several technical refinements and usability improvements, many of which were tested in a series of release candidates (RC) throughout 2024 and 2025.
Shared Hamlib Libraries: Starting with RC8, builds utilize shared Hamlib libraries. This allows Windows and Linux users to apply recent Hamlib patches (such as those for the new FlexRadio 8000 series) by simply replacing a .dll or updating a standalone package without needing to rebuild the entire JTDX application. Decoded Message Enhancements:
New Messaging Toggles: A new option to "show messages with my call in RX frequency window" has been added to the Misc tab.
Improved Detection: Refined logic for identifying your own callsign in decoded messages to improve notification accuracy. Logging & QSO Management:
Automated Cleanup: A new timer cleans up DX Call and Grid windows after manual sequencing logging is completed.
Time Tracking: Added "QSO time on/off" functionality during logging, including improved recognition accuracy and updated UDP data exchange for external loggers.
Protocol Handling: Support for better manual and auto-sequencing when handling non-standard message flows, such as when a CQ is answered directly by a "ROGER+REPORT". Availability and Variations Product Model :
While official public releases were reportedly delayed during 2024, the software is widely accessible through community forks and mirrors:
Standard JTDX: Available on platforms like SourceForge and QRZ.lt .
JTDX Improved: A popular enhanced fork by DG2YCB that includes a customized GUI (similar to WSJT-X), optimized dark modes, and easier mode-switching buttons for FT8/FT4.
JTDX Helper: Third-party macro extensions like JTDX-Helper-160 add "intelligent" automation strategies, such as "Pitbull QSO" mode for chasing rare DX. JTDX Improved download | SourceForge.net
JTDX v2.2.160 is a significant, albeit staggered, update to the popular amateur radio digital mode software, succeeding the long-stable v2.2.159
. As of early 2026, the software is primarily circulating in Release Candidate (RC) builds, with being common versions cited for Windows 64-bit systems. SourceForge Key Technical Updates & Performance
The transition from 159 to 160 focuses heavily on decoding sensitivity and integration with modern radio hardware. Decoding Improvements
: v2.2.160-rc7 has been noted to outperform v2.2.159 in decoding sensitivity across various settings, successfully pulling in more callsigns per interval. Hamlib Integration : The update requires newer
(Ham Radio Control Library) files to function correctly with the latest transceivers, such as the Flex 8000 series SuperFox Mode Support : Recent iterations of the 160 branch include support for
mode (essential for modern DXpeditions), though users have reported that the 32-bit audio version of RC7 may still have difficulty decoding these signals compared to standard FT8. Security & Anti-Bot Measures
: A notable change in v2.2.160-rc4 was the intentional removal of the ability to enable Transmission (Tx) via UDP. This was implemented to prevent JTDX from being used as a slave for automated "QSO robots". User Interface & Usability Language & Menus
: Users have reported localized UI issues where certain features like "Fake It" or "Split Operation" may disappear when using specific languages (e.g., Russian), requiring a switch back to English to see all radio settings. High-DPI Support
: To resolve scaling issues on 4K monitors, users are advised to override High DPI scaling in the properties. JTDX-Helper : Companion tools like JTDX-Helper-160
have been updated to support these RCs, offering automated strategy switching between CQ and S/P (Search and Pounce) modes. Version Comparison JTDX v2.2.159 JTDX v2.2.160 (RC) General Release (Stable) Release Candidate (Experimental) Sensitivity Improved in most test environments Not supported Supported (with some audio-variant caveats) UDP Tx Control Disabled (to combat automated robots) Legacy support Requires latest 2024-2025 builds Availability jtdx download | SourceForge.net
One of the most requested features has arrived. JTDX 22160 includes pre-configured Doppler tracking profiles for the QO-100 geostationary transponder. This is a game-changer for satellite operators: