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Brazilian Platform for Digital Radio Mondiale - DRM standard.

Special event presenting Digital Radio Mondiale and launch of the The Brazilian DRM multi-sector Platform

Mon, 24/09/2012 - 23:33 — silvio

Monday Oct 1st 2012 - 2pm - Blue Tree Premium Paulista Hotel - Sao Paulo - Brazil.

The DRM Consortium is an international non-profit organization whose members are radio broadcasters (public and commercial), regulators, network providers, research institutes, universities and manufacturers among others. The consortium promotes the only global open and standardized digital radio system for all broadcasting frequencies.

Time for DRM trials in the US?

Tue, 04/09/2012 - 09:23 — rafael2k

Can all-digital band rescue AM radio?

Digital radio broadcasts were once floated by supporters as a way to "save" traditional radio from competing technologies such as iPods and the like. Whether radio needs saving - and whether technology rather than programming can save it - is up for debate.

Regardless, we now have digital radio.

DRM+ trial in Brazil

Wed, 18/07/2012 - 21:00 — rafael2k

The technical support and equipment for the trial in Brazil was provided by RFmondial, Fraunhofer, Nautel and the University of Hannover who set up the equipment.

The test demonstrated a very low power simulcast setup with a DRM+ 4W transmitter alongside a 25W FM transmitter, both with quite a low antenna. Community radios in Brazil are only permitted to cover a radius of 1 km. In addition to the live program of Líder FM, text messages and the News service Journaline were also transmitted.

ABERT Congress 19th – 21st June – Brazil

Wed, 18/07/2012 - 20:57 — rafael2k

The DRM booth at the ABERT Congress was constantly manned and visitors could easily approach a very good team of DRM representatives including Ruxandra Obreja, Consortium Chairman and President DRM Association; Carlos Acciari representing Digidia, French manufacturer of modulators and server content for digital radio, member of the Consortium; Rafael Diniz, Ataliba Filho, Thiago Novaes and Paulo Lara, all official members and supporters of DRM Brazil group; and myself Marcelo Parada, Brazilian FAE of DiBcom, digital tuner business unit of Parrot, French designer of silicon tuners and demodulat

DRM Consortium will be at Brazilian Radio Congress

Mon, 18/06/2012 - 10:07 — rafael2k

The DRM Consortium will attend and exhibit at the 26th ABERT Congress in Brasilia (19-22 June) in order to showcase the developments and full potential of the DRM standard, now fully recommended by ITU for both AM (DRM30) and VHF (DRM+). Consortium members will present equipment, receivers and latest information on DRM+ trials at booth 16.

Launched first software DRM+ receiver that works with a simple USB dongle

Thu, 19/04/2012 - 10:06 — rafael2k

This week Michael Feilen launched the first version of his DRM+ receiver thats runs in a PC in which the input DRM+ signal comes from a simple RTL2832U USB stick that costs less then U$20. Just like the Dream software for DRM30, the Wavesink SDR allows anyone to receive a DRM+ signal at low cost.

Below there is a demo made by Michael in which he transmits and receive a DRM+ signal:

There is a text describing the test:

DiBcom joins DRM Consortium

Tue, 13/03/2012 - 16:09 — rafael2k

Parrot (www.parrot.com), which has as subsidiary the DiBcom, has recently joined the DRM Consortium as a full member.

Parrot, a global leader in wireless devices for mobile phones, was founded in 1994 by Henri Seydoux as part of his determination to push mobile phones into everyday life by creating high-quality, user-friendly wireless devices for easy living.

The Ministry of Communications extended the deadline until April for digital system trials

Thu, 09/02/2012 - 13:47 — rafael2k

Source:
http://www.mc.gov.br/noticias-do-site/24055-080212-prorrogado-prazo-para...

Brazil examines European and American systems in four cities in the country

Brasilia, 08/02/2012 - The Ministry of Communications has extended the deadline
until April for digital system trials. The analyzes are performed
for the FM - including community radio stations, which have less power - and AM
(medium wave) in four capital cities: Brasilia, Sao Paulo, Rio de Janeiro and Belo
Horizonte. We will analyze the results of two digital radio systems. The European

Radio RFI/TDF transmitted in shortwave in DRM from French Guiana to Brazil

Tue, 06/12/2011 - 09:37 — silvio

English version thanks to DRM North America here!

In an initiative by Communications Ministry (Minicom), the University of Brasilia (UnB) and the National Communication Company (EBC), DRM test transmissions are starting in the coming weeks towards Brazil and origination from RFI/TDF station in the French Guiana. The portuguese broadcast is thanks to National FM Radio from Brasilia.

Currently the following DRM transmissions already happened in 17.495 and 21.495 kHz.

Frequency            | Time               | Dates
15.315 ou 17.495 kHz | 11:00 to 13:00 UTC | 05 to 09/dec
21.495 kHz           | 12:00 to 13:00 UTC | 09/dec 
21.495 ou 17.495 kHz | 12:00 to 14:00 UTC | 12 to 16/dec
21.495 ou 17.495 kHz | 16:00 to 18:00 UTC | 12 to 16/dec
17.495 kHz           | 18:00 as 20:00 UTC | 19 to 21/dec

Perfect receptions (> 98% decoding rate) were obtained in the District Council (DF), São Paulo, Rio de Janeiro, Minas Gerais, Santa Catarina and Paraná.

Brazil might have 100% of its territory covered by just 4 transmitters DRM30 working in SFN

Mon, 28/11/2011 - 12:04 — silvio

In a recent discussion at DRM Brasil mailing list, Carlos Mourato from DW de Sines, Portugal, said:

"Em times I already said in a forum that, in order to Brazil get a full coverage,
4 stations with 100kW or 200kW in SFN using DRM30. One in Belem, another in
Recife or Joao Pessoa, another in the west border in Porto Velho at Rondonia
and another in the South, Porto Alegre or around!!!... Everything in SFN and Brazil
would be covered with all the quality. Imagine how many 4kW FM transmitters
would be needed to cover all the country (including the Amazon)! This makes

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