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Re: how to get the SNR DB value for DVICO DVB-T Dual express card

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On 05/26/2009 09:37 PM, Tu-Tu Yu wrote:
> Hello:
> this is the output of the status... I would like to know how to
> calculate the the SNR DB value. Thank you so much!
> The frontend they used for DVB-T DUAL express is "Zarlink zl10353 DVB-T"
>
> status 1e | signal b788 | snr 0f1f1 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
> status 1e | signal b78c | snr 0f2f2 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
> status 1e | signal b77c | snr 0f2f2 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
> status 1e | signal b780 | snr 0f1f1 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
> status 1e | signal b774 | snr 0f1f1 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
> status 1e | signal b77c | snr 0f1f1 | ber 00000000 | unc 00000000 | FE_HAS_LOCK

0xf1/8 = 30.125dB

regards
Antti
-- 
http://palosaari.fi/

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