[Elecraft] Specs KIO3-B internal sound card

[Udo Langenohl - DK5YA]

Thanks Christopher,

compared to high quality external devices SNR and THD+N is rather poor. 
And so is the dynamic range and the max. sampling rate of just 48KHz.
Rather disappointing, to be honest.

73 Udo, DK5YA

Am 20.09.2017 um 00:24 schrieb Christopher Hoover:
> The circuit is based on PCM2901 <<http://www.ti.com/product/PCM2901>>
> 
> 
> 
> 
> On Tue, Sep 19, 2017 at 2:05 PM, Udo Langenohl - DK5YA <dk5ya at dk5ya.de 
> <mailto:dk5ya at dk5ya.de>> wrote:
> 
>     Gentleman,
> 
>     I'm looking for specs of the internal sound device which is part of
>     the KIO3B board but couldn't find any on the Elecraft web site.
>     Anybody out there who's got detailed information?
> 
>     I.e.:
>     Sample Rates
>     Frequency Response
>     Dynamic Range
>     THD+N
>     Noise EIN
>     THD+N Outputs
> 
>     I'm just preparing all the stuff we gonna take with us for our
>     144/432 EME DXPedition to DU (DX7EME) in November and I would like
>     to reduce parts we have to carry as much as I can. We have two K3
>     with us, usually connected to very high quality external sound
>     devices (Focusrite Scarlett, Delta 44). Since we are doing
>     moonbounce (JT65b) and each and every dB counts we are focussing on
>     lowest noise possible in our sound devices. If the internal sound
>     card of the KIO3B will meet our needs we could propably reduce
>     weight and lower all the cable mess a lot.
> 
>     73 Udo, on behalf of DX7EME team
> 
>     P.S.: Anybody in the group using the internal sound device on EME?
>     P.P.S.: I'be ordered a KIO3B already and will upgrade one of the
>     K3's at the end of the week, delivery permitting.
> 
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