Re: ARLA/CLUSTER: Campanha contra o fim da Rádio Analógica no Reino Unido

[Joel Lobão]

o assunto diz contra o FIM da rádio analógica. está bem traduzido

2010/4/12 José António <ct1dqb  gmail.com>

> O assunto está mal traduzido, não é *contra* mas sim *a favor* da Rádio
> Analógica
>
> Em 12-04-2010 14:24, João Gonçalves Costa escreveu:
>
>   Save Analogue Radio campaign *A National Campaign to maintain essential
> traditional analogue broadcast radio for everyday listening and for use in
> times of national emergencies.*
>
> The pressure is on to replace traditional analogue radio broadcasting with
> Digital Audio Broadcasting (DAB) radio.
>
> Indeed, the UK Government has provisionally set 2015 as the date when the
> world wide standard frequency modulation (f.m.) services are to disappear
> from the Band II 87.5 to 108MHz (v.h.f. f.m. band), to be replaced with DAB
> radio transmissions.
>
> Eventually, the analogue services on long waves (198kHz) and medium waves
> (500kHz to 1.6MHz) will also be replaced by digital transmissions.
>
> *Obsolete radio receivers:*
>
> Several million non-DAB equipped radio receivers could be made obsolete, if
> the Band II plans are implemented – requiring people of all income groups to
> purchase new receivers. The 'digital effect' is already apparent as very few
> manufacturers now produce analogue-only receivers.
>
> *Practical considerations and technical difficulties: *
>
> Unfortunately, the Government's plans don't take into account the large
> number of practical considerations and technical difficulties involved with
> the present forms of digital transmissions – particularly when radio
> broadcasting is involved because of the 'digital delay' effect (known as
> Latency). The problems are likely to be difficult to overcome because most
> listeners use portable receivers, utilising simple antennas (aerials).
>
> So, in response to the Government's proposals I am planning to organise a
> national campaign urging the Government to retain analogue broadcasting on
> Band II v.h.f. f.m. and on long and medium waves, while maintaing the DAB
> radio services on Band III.
>
> Please don't hesitate to contact me if you need further information on the
> complex problems that are in store for the radio listener in the UK – if the
> Government's seemingly ill-considered plans proceed.
>
> Thank you.
>
> *Rob Mannion, G3XFD *
>
> Dr. R. B. Mannion G3XFD
> Editor Practical Wireless magazine
>
> • Click here to support the Save Analogue Radio Campaign<http://www.southgatearc.org/news/april2010/save_analogue_radio.htm?utm_source=feedburner&utm_medium=email&utm_campaign=Feed%3A+AmateurRadioNews+%28Southgate+Amateur+Radio+News%29#null>
>
>
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