[WT-support] PTT keying

[Douglas Maxwell]

Hi Stewart,
    Winkeyer USB provides 2 x key and 2 x ptt outputs. Cheap solution as
opposed to microham, especially with current pound strength against the
dollar. One USB port required, works great.

www.k1el.com

Doug GM0ELP

----- Original Message ----- 
From: "Stewart GM4AFF" <stewart at gm4aff.net>
To: <support at win-test.com>
Sent: Friday, November 09, 2007 8:26 PM
Subject: [WT-support] PTT keying


> Apologies if this has been asked before. Is there a circuit for and an
> explanation of the PTT functionality built into WinTest for use with COM
and
> LPT ports? Ideally I would like a little circuit not just for keying the
> (LPT pin 17) CW (as in the Wiki) but also showing how the rig PTT could be
> closed by (LPT) pin 16. Also interested in how this functionality is
adapted
> to cope with laptops which only have USB ports (which adapters work, which
> don't, etc).
>
> Many thanks,
>
> Stewart
> GM4AFF
>
>
>
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