[GreenKeys] Need a UGC-136 teleprinter (or 46) ?

[John Hargett]

I would be good for 2 or 3.


73

John H
   KG5YLG
   

On 5/12/2025 10:08 AM, W2HX wrote:
> if anyone decides to buy them. maybe we could get some commitments of 
> interest. I'd be interested.
>
> 73 Eugene W2HX
> My Youtube Channel: https://www.youtube.com/@w2hx/videos
>
> ------------------------------------------------------------------------
> *From:* greenkeys-bounces at mailman.qth.net 
> <greenkeys-bounces at mailman.qth.net> on behalf of Harold Hallikainen 
> via GreenKeys <greenkeys at mailman.qth.net>
> *Sent:* Sunday, May 11, 2025 1:36 PM
> *To:* greenkeys at mailman.qth.net <greenkeys at mailman.qth.net>
> *Subject:* Re: [GreenKeys] Need a UGC-136 teleprinter (or 46) ?
> That's only $52 each. Those look like they really cost a lot to build.
>
> I note in the photo at
> https://www.navy-radio.com/tty/ugc136/ugc136-1711-36.JPG that there
> appears to be Rogers bus bars between the rows of chips. I used those in
> products I designed in the 1980s. I had custom 3 layer bus bars made by
> Rogers Corporation. The middle layer was ground, one outer layer was +5V,
> and the other outer layer was -12 V. These carried power to the MOS chips
> in the product. The Rogers bus bars made it possible to use just two
> layers on the PCB since power was distributed by the bus bars. Further,
> the capacity between the layers served as power supply bypass capacitors,
> so no bypass capacitors were required at the chips.
>
> I hope someone buys these instead of their being scrapped. I don't have
> room for any more equipment (according to my wife).
>
> Harold
> https://w6iwi.org
>
>
> On Sun, May 11, 2025 10:00 am, Nick England wrote:
> > https://www.govplanet.com/jsp/s/item/13340938
> >
> >
> > They had no bids at $26,000 or $8,000
> > Opening bid is now $2,400 for the lot.
> > At some point I guess it is scrap metal price..Sigh.
> >
> >
> > If you are curious,UGC-136 info and manual are at-
> > https://www.navy-radio.com/tty/ugc136.htm
> >
> >
> > Nick England K4NYW
> > www.navy-radio.com <http://www.navy-radio.com>
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