In article <LyRiv+Q1F1QKFwgY@g3ohx.demon.co.uk>, Ian Jackson <ianREMOVET
HISjackson@g3ohx.demon.co.uk> scribeth thus
>In message <r4I5AhJbM0QKFwUU@bancom.co.uk>, tony sayer
><tony@bancom.co.uk> writes
>>In article <CQIA3QFTXyQKFwTk@g3ohx.demon.co.uk>, Ian Jackson <ianREMOVET
>>HISjackson@g3ohx.demon.co.uk> scribeth thus
>>>In message <W6SdnfohqtaJAt_XnZ2dnUVZ8l6dnZ2d@bt.com>, Kráftéé
>>><kraftee@b&e-cottee.me.uk> writes
>>>>Jimbo GM4DHJ .... wrote:
>>>>| "DAB sounds worse than FM" <dab.is@fooked.com> wrote in message
>>>>| news:7afjm6F1vb133U1@mid.individual.net...
>>>>|| There's a 10 Downing St petition to stop FM/AM being switched off:
>>>>||
>>>>|| http://petitions.number10.gov.uk/AM-FM-Radio/
>>>>||
>>>>|| Please sign. Thanks.
>>>>||
>>>>||
>>>>| cool thanks ......
>>>>
>>>>Maybe some more bandwidth to play with.......Naah I doubt it (it'll be
>>>>sold to the highest bidder)
>>>>
>>>Who IS going to buy that part of the spectrum? There's not a lot of
>>>activity between (say) 30 and 87MHz at the moment, so I don't think that
>>>there will be as great a demand for the FM radio spectrum as some people
>>>think.
>>
>>There are tracts of spectrum from around 30 to 87 MHz that are hardly
>>used as no one wants them;!...
>
>Offhand, I'm not sure what one might expect to find. Old FM cordless
>phones 30 to 33MHz. IF region 33 to 40MHz 'protected'. Some radio
>control around 49MHz (?), plus old toy walkie talkies and baby alarms.
>Amateur 50 to 52MHz. There used to be a blind landing system on 75MHz.
>Some council, gas and electricity board stuff around 80Mhz?
All gone now to phones;(..
>OK, all of
>the spectrum will be allocated, but the actual usage is very low.
>
Vert very low..
>Of course, one of the problems with these relatively low frequencies is
>the size of the aerial, especially for handheld portable use (even if
>loading is used). And, there's also a severe problem with sporadic-E
>interference - especially around this time of year. It is not without
>good reason that, some time ago, Band 1 was abandoned for TV
>transmissions in many European countries.
Interference needed be that much a problem and aerial size .. well you
can get around that..
--
Tony Sayer