On 03/21/2011 4:59 PM, Steve Hunt wrote:
> Perry,
>
> I haven't tried it. If I get a chance over the next couple of days I'll
> do some tests.
>
> It would be nice to get some thorough testing done of Rx performance
> when equipped with the DDS, but I don't have the kit to test things like
> close-in DR. I can't say I've noticed any deterioration during my
> "casual" operating, but I wouldn't be surprised if there was some
> penalty compared to the PTO. I'm in the enviable position of having one
> Corsair with the DDS, and another Corsair with the PTO plus remote VFO;
> that's the way I intend to keep it for now.
>
> 73,
> Steve G3TXQ
>
> On 21/03/2011 18:37, w8au@sssnet.com wrote:
>> At 10:58 AM 3/21/2011, Steve Hunt wrote:
>>> I replaced the PTO on one of my two Corsair IIs with the
>>> N4YG DDS board. That provides two VFO functionality and Split operation;
>>> it has transformed the tuning "feel". That Corsair is now the first I
>>> switch on when I go into the shack, in preference to my other Corsair or
>>> the Omni VI.
>> Steve:
>>
>> Do you use split operation on CW? Curious to know if the DDS osc can handle
>> the instantaneous shift of frequencies at a fast keying rate. Obviously
>> there
>> is a delay compared to the External VFO that runs constantly, but is the
>> shift noticeable either in a chirp, click or an "enabling delay" that
>> shortens
>> the dots?
>>
>> 73,& TIA
>> Perry w8au
>>
>> _______________________________________________
>> TenTec mailing list
>> TenTec@contesting.com
>> http://lists.contesting.com/mailman/listinfo/tentec
>>
>>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
Don't overlook the N3ZI DDS VFO.....It's a great product. I've used
several in homebrew receiver projects
73
Lee
--
Bryan Lee Cornwell
k2blc@embarqmail.com
http://k2blcspace.embarqspace.com/
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|