Digital radio HD radio, which is based on FM, could be a suitable alternative to the familiar digital radio (DAB).
Radio Sunshine, but also an expert in the dissemination of
radio signals. As such, he considers DAB technology for local radio stations
not suitable. That's why Ruoss and his radio recently launched a
trial with HD radio. At the end of June, he presented in Lucerne
experts and media people from half of Europe. But what is HD radio? It is an attempt to improve radio reception
to digitize at low cost.
In contrast to DAB, the system used in the
HD radio, which has been in operation in the USA for around a year, is completely
on the existing VHF infrastructure. The
VHF frequencies with "digital backpacks" that contain up to five
can transport digital programs. This process has the
great advantage that the existing infrastructure in the transmission area
can continue to be used.
However, the technology only works with
new HD-capable receivers. The investments for the
However, radio stations are rather modest compared to DAB (for radio
Sunshine around CHF 200,000), which is why a parallel operation of VHF
and digital radio is also problem-free over a very long period of time.
For him, the digitalization of radio is also an evolution and
not a revolution. DAB, on the other hand, must have an overly long
Avoid parallel operation. Only then will DAB offer cost benefits,
if the FM transmitters can be switched off.
Benefits not sufficiently apparent
Ultimately, the big problem with digitalization is that
the benefits for the public are not obvious enough. Not
This is one of the main reasons why the development of DAB has so far (with
some exceptions) very cautious. Even if the number of
The number of DAB receivers on offer and the number of sales outlets is constantly increasing,
the audience is very reserved. Among other things, this is due to
that radio has become a kind of encore in recent years.
mutated. In more and more devices, an additional
radio receiver module installed. So the consumer is buying less and less
consciously use a radio. This is also shown by the results of the
published by the Swiss Press Association. The
Expenditure on radio equipment has fallen from 52 to 22 million euros since 2003.
francs has more than halved. That is still a whole seven francs per
budget and year.
The DAB advocates (especially the SRG) argue that
that the attractiveness of radio has increased due to the many new
radio programs is rising sharply and that therefore more will soon be available again for
radio devices would be spent. Ruoss counters that every
additional program must be financed first. A study by the
Goldmedia from 2004 has shown that the potential for additional,
The number of channels financed by advertising in Switzerland is rather limited.
The focus is therefore on programs to expand the range,
previously only available via cable or the Internet (such as the
were broadcast by Radio 105). HD radio is for such programs
on the other hand, because they do not have an FM frequency on which to broadcast.
that they can piggyback on.
New perspectives
Now that HD radio technology is also starting to work in Switzerland
seems to be a good thing for the domestic radio landscape.
pleasing prospects: Local radio stations have the opportunity to
HD radio into the digital age, the SRG and the
regional special-interest channels, on the other hand, rely on digital radio. Two
However, important questions remain unanswered: Will the appliance industry
reception modules that can receive both FM and the two digital
technologies DAB and HD radio? And will the manufacturers of
cell phones, iPods, car radios, stereo systems, etc. can integrate these modules into their
Install devices?
If this is the case, the audience is taken along, so to speak. It must
do not consciously opt for devices with digital reception, they buy
the advantages of digital radio and will be able to enjoy the
also rely on this technology when deliberately purchasing a radio set.
pay attention.
Ueli Custer