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Re: [CQ-Contest] CW keying interface (reed relays)

To: Art Boyars <art.boyars@verizon.net>
Subject: Re: [CQ-Contest] CW keying interface (reed relays)
From: David Pruett <k8cc@comcast.net>
Date: Fri, 03 Aug 2007 01:32:04 -0400
List-post: <mailto:cq-contest@contesting.com>
Art Boyars wrote:
> K8CC mentions: "I think I remember N6TR saying that he is now using reed 
> relays ..."
>
> I think I disdained reed relays back in the 1970's when I saw that they were 
> rated (as I recall) on the order 1-mega-operations mean before failure, and I 
> calculated that a single 48 hour DX contest gave roughly one mega-operation 
> of the relay.  Maybe I was also concerned about the pull-in and drop-out 
> times for QRQ (perhaps a prophetic vision of computer-generated E-E-N-A-4 at 
> 60 WPM).  But I could be wrong, and maybe the relays are better now, and I 
> would surely yield to the superior knowledge, wisdom, and skills of Tree and 
> Dave.
>
> But it really is neat that the well-known two-transistor "negative keying 
> interface" would actually work for positive, too ... and nobody seems to have 
> discovered it by accident.
>
> 73, Art K3KU
> (If K3KU is poking his head out, then SS CW must be getting close.)
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>
>   
Art,

That comment came from K6LL/Dave, not K8CC/Dave.

Dave/K8CC


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