[Elecraft] K3S's built-in RTTY

[Don Pomplun]

I'm hoping hat I can use the K3S sound card hardware & PC software for 
the receive side, and use the paddle CW interface as the transmit side.  
Any experience in the group with doing that?

Don   K2BIO



On 03/08/2017 07:54 PM, Joe Subich, W4TV wrote:
>
> > For those using the K3, get an external soundcard, even an inexpensive
> > one and use the K3's VOX - it will perform better and with lower noise
> > than the Signalink.
>
> And it will not require that the sound car transmit level be turned to
> the maximum as is the case with Signalink (read their instructions).
> By running the sound card transmit level at no more than 80% the TX
> audio is generally *significantly* cleaner because the sound card audio
> chain is not being driven into clipping.
>
> 73,
>
>    ... Joe, W4TV
>
>
> On 3/8/2017 6:50 PM, Don Wilhelm wrote:
>> Actually, the K3 has isolation for the Line In and Line Out signals, and
>> no interface is required for digital modes.  Just a computer soundcard
>> and good quality audio cables so they do not pick up hum, buzz and
>> noise.  PTT is not required either, use VOX.  Actually, the Signalink
>> PTT is derived from the audio stream - so in effect, the Signalink has
>> its own simplistic VOX which activates its PTT output.
>>
>> For those using the K3, get an external soundcard, even an inexpensive
>> one and use the K3's VOX - it will perform better and with lower noise
>> than the Signalink.
>>
>> For the K3S and a K3 that has the new KIO3B option installed, everything
>> is the same, except the "external soundcard" (as seen by the computer
>> application) is built into the K3/K3S and no audio cables are involved.
>>
>> 73,
>> Don W3FPR
>>
>> On 3/8/2017 6:18 PM, Don Pomplun wrote:
>> like the SignalLink USB.
>>> Am I correct so far?
>>> So then fig 10-14 (Fred's book) gives me the impression that with this
>>> hookup, I can then run any RTTY software on the PC and the PC to K3S
>>> interfacing is all taken care of, right?
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