[ct-user] cw keying question

Ed K1EP k1ep.list at gmail.com
Fri Apr 24 03:23:27 PDT 2009

CTWin doesn't support serial keying, CTDos still does.  I have built 
an interface to key using audio output.  Simple (diode, caps, 
resistors, transistor) and it can  work, just make sure you don't get 
any Windows beeps and boops out the sound card.

At 4/24/2009 12:06 AM, Charles Wooten NF4A wrote:
>I know that the CT website says that CT does not support keying from the
>comports.....problem....I don't have an LPT port on my laptop.
>Has anyone tried to build a keying circuit using the audio output from the
>sidetone? Just curious.
>CT-User mailing list
>CT-User at contesting.com
>CT on the web:  http://www.k1ea.com/

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