[UK-CONTEST] External Sound Card advice

[Alex GM3ZBE]

I would be interested to hear advice on this too.  Additionally I would 
like it to be a dongle type a with high enough sample rate to be useful 
for SDR purposes.
Alex

David Gould wrote:
> I have now tried two PCs (1 laptop, 1 desktop) whose soundcards do 
> not have the functionality required to run N1MMs DVK facility.  The 
> problem is the inability to mute the mic input when playing a .wav file.
>
> I guess a Microham interface is the Rolls-Royce solution, but has 
> anyone got any experience or recommendations for an off-the-shelf 
> **external**  (preferably USB)  soundcard that has the required facilities.
>
> Are there any issues to be wary of when  using an external sound card 
> rather than the inbuilt one?
>
> 73,
> Dave, G3UEG
>