[GreenKeys] Simple TU...

[kn7sfz]

Any chance we could see a picture of your TU Ken?

Tnx de Richard kn7sfz


On 5/17/2017 5:09 PM, Kenneth Gartland wrote:
> Hi all!
>
> It never ceases to amaze me what shows up on GK's...
>
> While I was clicking on the link to the RTTY story/poem,
> which was very interesting, I was led to the pages of a long
> unseen issue of the RTTY Journal...
>
> On page 6, the "Holy Grail" of all beginner "Simple"
> TU's, the one-tube 5763, graced the page in all it's
> glory!
>
> I remember seeing this very article, and built this TU
> from junk box parts...
>
> I was able to grab a bunch of used 5763's from carrier
> equipment at work, and as the tubes wud weaken with
> use, wud simply swap it out for a spare...
>
> The trick for maximum performance was to use a 5763
> with the best emission possible...
>
> A friend of mine around that time, had a Lorenz LO15
> he had bought from an embassy in Toronto, and although
> quite interested in ham radio, he was not knowledgeable
> about the machine itself...
>
> Anyways, we teamed up and copied a lot of RTTY
> traffic with that little TU...
>
> For what it was, it was an amazingly good little TU,
> and if your signal was reasonably strong and QRM free,
> It copied traffic quite well...
>
> This was back in 1970, and there was lots of commercial
> RTTY activity on the air...
>
> Sadly, not today, times have changed and not much RTTY
> Traffic (Commercial), is out there to copy...
>
> Our first decoding was a sports broadcast in Spanish,
> but no matter, victory was at hand, and I never forgot
> the thrill of that very first message being received...
>
> I still have that venerable 5763 TU, it is priceless to me
> for all the good memories of RTTY operation...
>
> Thanks for listening to my story...
>
> A tip of the "Teletype hat" to Paul Wills for provding the link
> to the article...
>
> Cheers!
>
> Ken
> VE3-HMQ
> i-Telex 61663
>
>
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