How much extra SNR is needed to go from 512K - 1M?

#1 (permalink)

06-03-2007, 06:26 PM

Ian Stirling

Posts: n/a

How much extra SNR is needed to go from 512K - 1M?

I'm on 512K.
At the moment, I'm hovering around 60db att, and 18db margin.
I think Shannon says "easily".
Is this correct?

#2 (permalink)

06-03-2007, 06:26 PM

Sunil Sood

Posts: n/a

Re: How much extra SNR is needed to go from 512K - 1M?

"Ian Stirling" <root@mauve.demon.co.uk> wrote in message
news:42740999$0$556$ed2e19e4@ptn-nntp-reader04.plus.net...
> I'm on 512K.
> At the moment, I'm hovering around 60db att, and 18db margin.
> I think Shannon says "easily".
> Is this correct?

Yes - you will probably find your SNR will fall by about 6dB when you
upgrade.

Regards
Sunil

#3 (permalink)

06-03-2007, 06:30 PM

Ian Stirling

Posts: n/a

Re: How much extra SNR is needed to go from 512K - 1M?

Sunil Sood <news@soods.freeserve.co.uk> wrote:
>
> "Ian Stirling" <root@mauve.demon.co.uk> wrote in message
> news:42740999$0$556$ed2e19e4@ptn-nntp-reader04.plus.net...
>> I'm on 512K.
>> At the moment, I'm hovering around 60db att, and 18db margin.
>> I think Shannon says "easily".
>> Is this correct?
>
> Yes - you will probably find your SNR will fall by about 6dB when you
> upgrade.

Tanks.

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