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<blockquote data-quote="Roberdin" data-source="post: 96255" data-attributes="member: 17517">Hey, I have a pretty bog standard Haupaugge WinTV 88x DVB-T tuner PCI card installed and I receive signals from the Crystal Palace transmitter in south London. I was updating my TV channels the other day when the BBC 1 HD trial channel added itself to my list of TV channels. Now, it is my understanding that this is being transmitted at very low power and is available to specific households only (I am some distance from the transmitter, near Cockfosters in north London); unsurprisingly I was unable to receive any audio/video when I tried to tune to the channel. But this raises my question - is the failure to tune to the channel simply because it is not being transmitted at high power yet? TV channels can be transmitted at different bitrates - is there anything intrinsically different about a HD channel that will mean that my card will not be able to ever tune in? If so, why has it suddenly appeared in my TV channel list? Therefore, will I one day need to purchase a card capable of receiving high-definition signals?Thanks guys.</blockquote>

[QUOTE="Roberdin, post: 96255, member: 17517"] Hey, I have a pretty bog standard Haupaugge WinTV 88x DVB-T tuner PCI card installed and I receive signals from the Crystal Palace transmitter in south London. I was updating my TV channels the other day when the BBC 1 HD trial channel added itself to my list of TV channels. Now, it is my understanding that this is being transmitted at very low power and is available to specific households only (I am some distance from the transmitter, near Cockfosters in north London); unsurprisingly I was unable to receive any audio/video when I tried to tune to the channel. But this raises my question - is the failure to tune to the channel simply because it is not being transmitted at high power yet? TV channels can be transmitted at different bitrates - is there anything intrinsically different about a HD channel that will mean that my card will not be able to ever tune in? If so, why has it suddenly appeared in my TV channel list? Therefore, will I one day need to purchase a card capable of receiving high-definition signals? Thanks guys. [/QUOTE]

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