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uk.telecom.broadband (UK broadband) (uk.telecom.broadband) Discussion of broadband services, technology and equipment as provided in the UK. Discussions of specific services based on ADSL, cable modems or other broadband technology are also on-topic. Advertising is not allowed.

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



 
 
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  #1  
Old May 1st 05, 12:41 AM posted to uk.telecom.broadband
Ian Stirling
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Posts: 807
Default 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  
Old May 1st 05, 01:25 AM posted to uk.telecom.broadband
Sunil Sood
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Posts: 1,590
Default How much extra SNR is needed to go from 512K - 1M?


"Ian Stirling" wrote in message
...
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  
Old May 2nd 05, 12:56 PM posted to uk.telecom.broadband
Ian Stirling
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Posts: 807
Default How much extra SNR is needed to go from 512K - 1M?

Sunil Sood wrote:

"Ian Stirling" wrote in message
...
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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