[RTTY] Sound card for RTTY/MMTTY

Jim Reisert AD1C jjreisert at alum.mit.edu
Mon Jan 17 15:38:21 PST 2011


On Sun, Jan 16, 2011 at 1:32 PM, Kok Chen <chen at 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 at alum.mit.edu>, http://www.ad1c.us


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