| On Sun, Jan 16, 2011 at 1:32 PM, Kok Chen <chen@mac.com> wrote:
>
> On Jan 16, 2011, at 11:46 AM, Jim Reisert AD1C wrote:
>
>> According to NewEgg:
>>
>>    SIIG IC-510012-S2 : Signal/Noise ratio = 68.5 dB
>>    SIIG IC-710012-S2 : Signal/Noise ratio = 92.0 dB
>>
>> How relevant are those S/N ratios for for RTTY?
>
> It depends.
>
> If you are using narrow I.F. filters, the answer is probably that you will 
> see no difference whatsoever.  If you use a good rig and wideband (waterfall) 
> modes, then you will see some difference between those two.
Thanks, all.  I'll probably just get the 7.1 card anyway.  It sounds
like it's probably overkill.  I run RTTY on the IC756 Pro III in RTTY
mode but WITHOUT the TPF.
- Jim
-- 
Jim Reisert AD1C, <jjreisert@alum.mit.edu>, http://www.ad1c.us
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