Category: Shortwave

via the ARRL: Reported Russian Ham Band Intruders Continue to be Troublesome

The International Amateur Radio Union Monitoring Service (IARUMS) reports interference on 40 meters from various Russian sources. The Russian coastal over-the-horizon (OTH) radar “Sunflower” was very active on 40 meters and audible in Europe in the evenings, transmitting FM on pulse. The site is believed to be northeast of Vladivostok. IARUMS Region 1 Coordinator Wolf […]

via the ARRL: IARU Region 1 Monitoring System Reports Disappearance of Two 40-Meter Broadcast Intruders

The IARU Region 1 Monitoring System (IARUMS) reports that two long-time broadcast intruders on 40 meters are gone. IARUMS Coordinator Wolf Hadel, DK2OM, said in the August IARUMS newsletter that Radio Hargeisa in the Republic of Somaliland on 7.120 MHz, and Radio Ethiopia on 7.140 MHz, departed the band during the last week of August. “We did […]

via the ARRL: Concern Rising within Amateur Radio Community over WWV-WWVH Shut Down Proposal

ARRL members and Amateur Radio clubs are expressing increased concern over the inclusion of WWV and WWVH on a list of proposed cuts in the White House’s National Institute of Standards and Technology (NIST) Fiscal Year 2019 budget request. The proposed cuts also would include the Atomic Clock signal from WWVB used to synchronize specially […]

via HACKADAY: What Will You Do If WWVB Goes Silent?

Buried on page 25 of the 2019 budget proposal for the National Institute of Standards and Technology (NIST), under the heading “Fundamental Measurement, Quantum Science, and Measurement Dissemination”, there’s a short entry that has caused plenty of debate and even a fair deal of anger among those in the amateur radio scene: NIST will discontinue the […]

via the RSGB: Petition launched to save WWV

US National Institute of Standards and Technology station WWV and sister transmitting stations are among the oldest radio stations in the United States, having been in continuous operation since May 1920. WWV has transmitted the official US Time for nearly 100 years. The US government has been planning to close the NIST Radio Stations WWV, […]

via the ARRL: NIST FY 2019 Budget Would Eliminate WWV and WWVH

The National Institute of Standards and Technology (NIST) FY 2019 budget request includes shutting down “NIST radio stations in Colorado and Hawaii” — in other words, WWV and WWVH. Radio amateurs, HF listeners, and others around the world routinely make use of the time and frequency standard signals, which also include propagation information. NIST said […]

via the ARRL: Broadcaster to Transmit Field Day Greetings in MFSK64

A 100 kW HF broadcast transmitter in Nauen, Germany, will send Field Day greetings to North American radio amateurs in MFSK64 mode during the weekly “Giant Jukebox” broadcast of The Mighty KBC on 9,925 kHz, June 24, 0000 – 0200 UTC. The MFSK64, centered on 1,500 Hz, will begin at about 0130 UTC. An RSID will be […]

via the ARRL: Just When You Thought It Was Safe: Chinese Over-the-Horizon Radar Appears on 40 Meters

The International Amateur Radio Union Region 1 (IARU-R1) Monitoring System (IARUMS) reports that one of China’s over-the-horizon radar (OTHR) installations has been causing interference in the Amateur Radio 7 MHz band. The IARUMS February newsletter reports on that intruder and others. Other top 5 intruders include a “single-letter beacon” transmitting either the letter “K” or the letter […]

via the RSGB: Latest from IARU monitoring system

The IARU Region 1 Monitoring System newsletter reports a north-west African military Thales-3000 system on 13,998.4kHz was causing interference in the amateur radio 20m band, and that in the amateur radio 40m band Radio Myanmar has been heard on 7200kHz, and Radio Hargeisa from the Republic of Somaliland on 7120kHz. Read more at www.iarums-r1.org/iarums/news2018/news1801.pdf (18-page/1.1MB PDF). via […]

Sony likely to cease production of shortwave radios

SONY Japan declared in January that they ended the production of ICF-SW35 shortwave receiver. They also declared in February that they end the sales of another shortwave receiver ICF-7600GR at their on-line store. Probably they will declare the end of its production soon. ICF-SW35 has been on sale since 2000, ICF-7600GR since 2001. This means […]

North Korea’s eerie coded messages return to airwaves ahead of Olympics

Gentle music followed by a stern voice reading out orders apparently from a spy’s code book have once again been drifting over on shortwave radio from Kim Jong-un’s kingdom. Known as numbers stations, this activity has reappeared in the weeks before the so-called Peace Olympics takes over Pyeongchang, Daily Star Online can reveal. Recorded by […]

via the ARRL: NOAA Seeks Comments on Discontinuing WWV-WWVH North Atlantic and North Pacific Marine Storm Warnings

NOAA is once again considering ending North Atlantic and North Pacific Marine storm warning announcements at minutes 8, 9, and 10 of each hour on WWV, and minutes 48, 49, 50, and 51 of WWVH. Submit questions, comments, or concerns about this proposed change with “NIST MARINE WARNING” in the subject line no later than February 23, […]

via the ARRL: Secretive “Numbers Stations” Persist on HF

For many years, unidentified radio broadcasts have been transmitting coded messages, using numbers, such as “6-7-9-2-6. 5-6-9-9-0.” Even today, tuning across the HF spectrum typically will yield a “numbers station,” a mechanical-sounding voice (male or female) methodically announcing groups of single-digit numbers for minutes on end. According to Radio World, you may have tuned into a spy […]

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