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Digital Radio Mondiale: Visit us at IBC 2016 and win a DRM Smart Radio

Digital Radio Mondiale (DRM) has an exciting line-up of events under the banner “DRM: Smart Radio for All” at this year’s International Broadcasting Convention (IBC) in Amsterdam 9th – 13th September. IBC is the leading global tradeshow for broadcasters and media professionals and attracts over 150,000 visitors every year from over 160 countries worldwide. All those interested are invited to come along …

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Special DRM transmission from Ascension Island – Sunday 28th August 2016

DRM will be part of a big anniversary on a small island in the Atlantic Ocean. On 28th of August at 1155 GMT Babcock International will ensure a special BBC digital transmission on 21715 kHz from the BBC Atlantic Relay station, marking the fiftieth anniversary of the BBC’s first short-wave radio broadcast from Ascension Island. Since 1966, the Atlantic Relay …

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Special DRM transmission celebrating 50th Anniversary of SW broadcast from Ascension Island

Special DRM transmission from Ascension Island – Sunday 28th August 2016 DRM will be part of a big anniversary on a small island in the Atlantic Ocean. On 28th of August at 1155 GMT Babcock International will ensure a special BBC digital transmission from the BBC Atlantic Relay station on 21715 kHz, marking the fiftieth anniversary of the BBC’s first …

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WRMI digital via analog radio

WRMI, Radio Miami International, will showcase digital text and images via analog radio in a half-hour special broadcast to be transmitted nine times (at least), beginning Saturday, 13 August. The broadcast will mostly be in MFSK32 centered on 1500 Hz. There will also be segments in MFSK64, MFSK32 centered on 2200 Hz, and Olivia 64-2000. The program will include MFSK …

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VOA Radiogram, 30-31 July 2016: More fun (or frustration) with html via shortwave

Last weekend’s experiment with the transmission of an html-formatted VOA News story resulted in many successful decodes, but also several failures. The failures were mainly due to the base64 compression of the transmitted file, which requires all of the received characters to be received correctly. On shortwave, as we know, perfection is often elusive. This weekend, we will transmit another …

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DAB/DAB+ E DRM: UN’INTEGRAZIONE VANTAGGIOSA È POSSIBILE?

I tecnici sono da sempre convinti che gli standard DAB/DAB+ e DRM non siano concorrenti, ma possano essere vantaggiosamente integrati. Ce la faranno a convincere il mercato? Il Forum Digital Radio Mondiale della Germania, un’organizzazione affiliata del Consorzio DRM, ha pubblicato una panoramica sulle tecnologie digitali terrestri disponibili in Europa e ha analizzato l’idoneità di ogni tecnologia per il mercato tedesco. …

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VOA Radiogram, 18-19 June 2016: Bird brains and binary stars

A challenge last weekend was strong interference, perhaps an over-the-horizon (OTH) radar, during the Saturday 0930-1000 UTC transmission on 5745 kHz. It was especially loud in Alaska, per this video made by Paul in Alaska. (I was not able to decode the MFSK32 from the video, but maybe you will have better luck.) The interference was also heard by Mike …

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Extra DigiDX broadcast on Saturday

Extra broadcast on Saturday at the same time as Vatican Radio on 6070kHz to test the Olivia 16-500 mode on 2200Hz against interference. Saturday 1830 – 6070kHz via Channel 292 (Rohrbach Wall, DE)” Also listed as being on Channel 292 that evening, ‘SM Radio International’ from 1900 to 2100 UTC, followed by the weekly ‘BCL News’ at 2100 UTC. SM Radio are …

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VOA Radiogram, 21-22 and 28-29 May 2016

I have prepared the next two editions of VOA Radiogram in advance, so they will not include any up-to-date news items. They will, however, be interesting shows … Program 164, 21-22 May 2016 will begin with an MFSK32 introduction, then transmit the same VOA Science World item about boiling water on Mars in Olivia 64-2000, Olivia 32-1000, and Olivia 16-800. …

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VOA Radiogram, 14-15 May 2016

VOA Radiogram this weekend will be all MFSK32, except for the transmission schedule in Olivia 64-2000 under the closing music. The show will include six MFSK images. Patch the audio into your PC, and use Fldigi from w1hkj.com to decode the text and images. Or TIVAR on an Android device. Here is the lineup for VOA Radiogram, program 163, 14-15 …

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VOA Radiogram, 7-8 May 2016

VOA Radiogram this weekend will include an eight-minute story in Olivia 64-2000. This will allow further experimentation with this slow but robust mode. If we enjoy poor reception conditions, the experiments will be even more interesting. Here is the lineup for VOA Radiogram, program 162, 7-8 May 2016, all in MFSK32 except where noted: 1:34  Program preview 2:41  Rubbish-burning experiment …

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VOA Radiogram, 30 Apr-1 May 2016

Here is the lineup for VOA Radiogram, program 161, 30 April-1 May 2016, all in MFSK32 except where noted: 1:33  Program preview 2:43  Russia launches rocket from new cosmodrome* 6:44  Freedom House press freedom report* 14:01  Olivia 64-2000: Dwarf planet has a moon* 23:31  MFSK32: Old RFE/RL transmitting site in Spain* 26:07  Closing announcements* * with image Please send reception …

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