Category: Digital

Via the ARRL: FCC Extends Waiver Permitting Use of PACTOR 4 for Hurricane Relief Efforts

The FCC has extended by 1 week an emergency waiver request from ARRL to permit radio amateurs actively engaged in Hurricane Dorian response and relief efforts to use the PACTOR 4 digital protocol on HF. “We conclude that granting the requested waiver is in the public interest,” the FCC said in an Order released September 6. “Hurricane […]

Via the ARRL: ARRL HF Band Planning Committee Reactivated to Address Spectrum Issues

In an effort to more effectively address HF digital technology issues, ARRL President Rick Roderick, K5UR, has reactivated the ARRL Board of Directors’ HF Band Planning Committee. The six-member panel, chaired by First Vice President Greg Widin, K0GW, will primarily focus on spectrum allocation issues that have gained increased visibility with discussions on accommodating automatically […]

via the ARRL: RSGB Announces New FT4 Contests

The Radio Society of Great Britain Contest Committee has announced a series of contests using the new digital mode FT4. The three short-duration events on 80 meters (dial frequency 3575 kHz USB) are aimed at offering experience to FT4 newcomers. “As this series is experimental, there are likely to be changes as we develop experience with this […]

via the ARRL: Logbook of The World Adds FT4 for Digital Worked All States (WAS) Award Endorsements

ARRL’s Logbook of The World has been updated to embrace FT4 contacts for the Digital Worked All States award — one of many digital WAS Endorsements. This follows the WSJT-X Development Group’s July “general availability” release of WSJT-X 2.1.0. No other endorsements are under consideration at this time. LoTW users are currently able to upload all FT4 […]

via the ARRL: Major WSJT-X Upgrade Boosts FT4 into “a Finished Protocol for HF Contesting”

The WSJT Development Group has announced the “general availability” release of WSJT-X version 2.1.0. This major upgrade formally introduces FT4 as a finished protocol for HF contesting. WSJT-X version 2.1.0 supplants any “release candidate” (beta) versions, and users should discontinue using any beta versions of the software. The latest edition of the popular digital software suite also includes improvements and bug […]

via the ARRL: New FT4 Beta Release “Leaps and Bounds” Better than Earlier Iterations

User reports have been favorable in the wake of the release of another new beta version of the FT4 protocol by the WSJT-X Developoment Group this week. WSJT-X 2.1.0-rc7, which is now available for testing, is not compatible with any previous FT4 releases. A short mock contest session to wring out the contesting features of FT4 took place on […]

via the ARRL: New Beta Version of FT4 Now Available, Mock Contest Session Just Ahead

The WSJT-X Development Group has released yet another new beta version of the FT4 protocol now available for testing in WSJT-X 2.1.0-rc7. The FT4 included in this “release candidate 7” version is notcompatible with any previous release. Over the weekend, the developers had made WSJT-X 2.1.0-rc6 available for downloading and testing but “because of a serious bug,” pulled that version not long […]

via the ARRL: May 14 FT4 Mock Contest Session Canceled, New WSJT-X Beta Version Pending

A second hour-long FT4 “practice contest” set for May 14 UTC has been cancelled, following the success of an initial mock contest held on May 9 UTC (the evening of Wednesday, May 8, in continental US time zones). The event followed ARRL RTTY Roundup rules, with everyone working everyone. WSJT-X program suite developer Joe Taylor, K1JT, was among those […]

Fldigi is the perfect digital mode tool for all radio amateurs

Are you into creating Amateur Radio Digital Modes via your personal computer (PC)? Then you’re in the right place. We recently came across a tool known as Fldigi (Fast Light Digital Modem Application) and while we’re no expert, we still came away with a lot to say. OK, so here’s the thing about Fldigi you need to know. It […]

via the ARRL: Faster, More Contest-Friendly FT4 Digital Protocol to Debut in a Week

A new, speedier, more contest-friendly digital mode is just days away in beta version. WSJT-X Developers say serious work on the new FT4 protocol began shortly after the FT8 Roundup held last December 1 – 2. The goal was a mode that could compete with RTTY contesting in terms of contact rates, while preserving many of the […]

via HACKADAY: Bidirectional IP with New Packet Radio

There are a few options if you want to network computers on amateur radio. There are WiFi hacks of sort, and of course there’s always packet radio. New Packet Radio, a project from [f4hdk] that’s now on hackaday.io, is unlike anything we’ve seen before. It’s a modem that’s ready to go, uses standard 433 ISM band […]

via the ARRL: New D-Star ONE Nanosatellites Launched; Es’hail Testing Under Way

A December 27 Soyuz launch deployed the two German Orbital Systems D-Star ONE satellites D-Star ONE – Sparrow and D-Star ONE – iSat. Beacons have been successfully received from both satellites, which carry a D-Star repeater with an uplink at 437.325 MHz and downlink at 435.525 MHz. The D-Star ONE – Phoenix 3U CubeSat, launched last February, was […]

WSJT-X 2.0 Full Release Now Available; FT8 Enthusiasts Urged to Upgrade Now

The WSJT-X 2.0 software suite has been released, and developer Joe Taylor, K1JT, is urging FT8 and MSK144 users to upgrade to what will become the new standard, because the FT8 and MSK144 protocols have been enhanced in a way that is not backward compatible with older versions of the program. That includes any version 1.9 releases. “The new […]

via the ARRL: New Beta Version of WSJT-X is Now Available, Mock FT8 Contest Set

A new WSJT-X “release candidate,” version 2.0.0-rc4, now is available, and the version 2.0 Quick Start Guide has been revised and extended. The developers urge anyone upgrading to the new version to read the release notes thoroughly, since the upgrade requires users to change operator settings, so the software may not work “out of the box” when upgrading from […]

via the ARRL: FT8 to be Permitted in 2019 ARRL RTTY Roundup

The ARRL Contest Branch has announced that participants in the 2019 ARRL RTTY Roundup will be permitted to use the new FT8 protocol, which is part of the WSJT-X software suite. The RTTY Roundup takes place January 5 – 6, 2019. A “Practice Contest” has been set for Wednesday, October 24, in North American time zones. Details are below. […]