Category: VHF

Via the ARRL: Washington Amateur Radio Club Volunteers Track Interfering Signals

Volunteers from the Skagit Amateur Radio Emergency Communications Club (SARECC) in Anacortes, Washington, recently assisted the US Coast Guard in tracking the source of interference on VHF Marine Channel 5A (156.250 MHz). This channel serves the commercial Vessel Traffic Service north of Bush Point on Whidbey Island, as well as in some Canadian waters in […]

via the RSGB: WRC-19: request to support 50MHz

As the run-up to WRC-19 gathers pace, the UK Six Metre Group has also written to Ofcom in support of a positive approach to Agenda Item 1.1 concerning the future of the 50MHz band in ITU Region 1. At present, harmonisation and activity is impeded by the lack of a formal 50MHz ITU Region 1 amateur allocation. Whilst seeking positive UK […]

26 Portuguese amateur radio clubs united against 144-146-MHz reallocation

A team representing over two dozen of Portuguese amateur radio clubs – including those affiliated with IARU and EURAO – met on Monday, the 15th, with the national telecommunications regulator ANACOM to deliver a message urging the rejection of the French proposal to reallocate the amateur 2 meter band to the Aeronautical service that, if […]

via the ARRL: Restraint Urged in Response to 2-Meter Reallocation Proposal

Representatives of International Amateur Radio Union (IARU) member-societies in Europe are advising restraint in the wake of a proposal to consider the allocation of 146 – 148 MHz to the Aeronautical Mobile Service (AMS) at World Radiocommunication Conference 2023 (WRC-23). France recently raised the prospect during a European Conference of Postal and Telecommunications Administrations (CEPT) […]

via the RSGB: Update on 144MHz and 23cm threats

The IARU was represented this week at the meeting of CEPT Project Team A—one of the groups leading WRC-19 preparations—which finished in Prague on Friday, 21 June 2019. Of particular interest were discussions on two proposed agenda items for WRC-23, concerning the sharing of the 1240-1300MHz band with the Galileo satellite navigation system and the proposal from France to study […]

via the ARRL: June Event in Europe to Assess Activity, Ability to Share Spectrum on 6 Meters

The International Amateur Radio Union (IARU) has thrown its support behind an upcoming operating event on 6 meters aimed at assessing activity on 6 meters and the ability of Amateur Radio to share spectrum with government users on the band. The worldwide Amateur Radio community is invited to participate in the Czech-sponsored Pohotovostní (readiness) Test […]

via the RSGB: IARU supporting 50MHz monitoring trial

This year the ITU World Radiocommunication Conference 2019 (WRC-19) takes place, and there is an important motion on the agenda to consolidate and extend access to 50MHz in IARU Region 1, which covers Europe, Africa and Asiatic Russia. One of the national telecoms administrations that is actively supporting the proposal is the Czech Republic; unfortunately some other administrations […]

via the ARRL: IARU Region 1 Editorial Sounds Clarion Call on Danger VHF/UHF/Microwave Spectrum Grabs

The chair of the International Amateur Radio Union Region 1 (IARU R1) VHF-UHF-µW Committee, Jacques Verleijen, ON4AVJ, has highlighted extant threats to the Amateur Radio spectrum above 30 MHz. In an editorial that heads the latest edition of the IARU R1 VHF-UHF-µW Newsletter, issued on May 29, Verleijen invited all IARU member-societies to consider ways to “promote, […]

via the ARRL: Reminder: W1AW Begins Scheduled Transmissions on 6 Meters on January 2

Beginning with the 1400 UTC fast code practice transmission on Tuesday, January 2, 2018, W1AW will add 6 meters — specifically 50.350 MHz — to its regular CW code practice, and CW, digital and phone bulletin transmission schedule. In addition to providing regularly scheduled transmissions on 6 meters, another goal is to act as a […]

via the ARRL: W1AW to Start Scheduled Transmissions on 6 Meters Beginning on January 2

ARRL has announced that Maxim Memorial Station W1AW will start scheduled transmissions on 6 meters beginning on January 2. Transmissions on 50.350 MHz will become a part of W1AW’s regular CW code practice, and CW, digital and phone bulletin transmission schedule, starting with the 1400 UTC fast code practice on January 2. In addition to […]

ARISS Reports ISS Packet System is Down

The aging Amateur Radio on the International Space Station (ARISS) packet system on 145.825 MHz appears to have stopped functioning altogether, after experiencing some recent problems, and restoring it to operation could take months. ARISS International Chair Frank Bauer, KA3HDO, said the packet system, located in the Columbus module, started to act up late last […]

Quicker-Turnaround Digital Modes in Experimental Stage for WSJT-X Suite

Recent sporadic-E propagation openings on 6 meters and elsewhere have pointed up the need for a digital mode having faster turnaround time than currently available software versions offer. A recent WSJT-X reflector discussion allowed that, while the slow ’JT modes like JT65 and JT9 have excellent sensitivity, their 1-minute long transmissions may not permit completion […]

FCC Issues Notice of Unlicensed Operation in Public Safety Interference Complaint

The FCC has issued a Notice of Unlicensed Operation (NUO) to a Texas man for causing interference to a VHF public safety communications system in Dallas County. The FCC Enforcement Bureau issued the Notice to Bradley C. Pike of Dallas on May 17. On April 3, agents from the FCC’s Dallas Enforcement Bureau Office responded […]

Registration Now Open for USA ARDF Championships

Registration is now under way for the 2017 USA and International Amateur Radio Union (IARU) Region 2 championships of Amateur Radio Direction Finding (ARDF), which will take place August 3-6 near Harrison, Ohio, northwest of Cincinnati near the Indiana state line. Three optional training days are planned for Monday through Wednesday, July 31-August 2 near […]

VHF/UHF/Microwave Pioneer Don Hilliard, W0PW, SK

A pioneer on VHF, UHF, and microwave bands, and the designer of a popular Yagi model, Don Hilliard, W0PW (ex-W0EYE), of Clayton, Oklahoma, died on March 25 following a lengthy period of ill health. An ARRL member, he was 81. “Over the decades, Don made numerous contributions to the hobby and specifically in the VHF, […]