[Elecraft] More on PSK31 and HRD DigiMaster 780

Patrick Skerrett Patrick at skerrett.net
Fri Apr 17 12:51:02 EDT 2009


Ron,

You can do basic PSK decoding with the on-board detector in the K3, but 
you'll never approach the PSK performance that you can achieve with a 
separate dedicated sound card.

I use DM780 daily for ragchews, and Writelog for contesting.

I currently have 4 sound cards in my PC, and am considering a 5th :)

The K3 is an amazing radio for PSK, with it's isolated audio in & out's, 
plus the wonderful filtering capabilities, but you absolutely should 
proceed with a dedicated sound card interface for digital modes to get 
the most out of it.


73,
W9PDS




Ron Midwin wrote:
> Oh really?
>
> I thought the K-3 has its own sound card which is how you can detect PSK31
> without a computer?
>
> Is there a good application note that defines all this for us "novices" at
> PSK31?
>
> While I'm at it, then is the Signal Link USB I just sold, based on a
> recommendation on this site, really something that is needed for optimum
> PSK31 performance?
>
> Please note that I am able to work PSK31 with the sound card in my PC, thru
> 1/8 inch stereo cables to the in/out on the K-3, but I'm trying to not use
> the PC's sound card for this, so I can use it for other modes
> simultaneously, like EchoLink?
>
> What I'd really like to hear from is someone who considers himself to have
> mastered PSK31 on the K3.  I also have DigiPan, which is supported by the
> N6FN's Nifty Guide to PSK31 Operation, which seems to be the most complete
> text on the subject.
>
> 73,
>
> De AE6RH
>
> Ron Midwin
> Midwin & Olifson, Inc.
> 2001 S. Barrington Ave. #120
> Los Angeles, CA 90025
> 310-880-0699 (Cell)
> midwin at mo-rep.com



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