[R-390] The Y2K Maintenance Addendum (was: Christmas Wish List)

Barry n4buq at aol.com
Thu Dec 8 09:42:03 EST 2005


How about a glossary with terms like ukkumpukky, etc.?

Barry - N4BUQ

----- Original Message ----- 
From: "Roy Morgan" <roy.morgan at nist.gov>
To: <r-390 at mailman.qth.net>
Sent: Thursday, December 08, 2005 8:35 AM
Subject: [R-390] The Y2K Maintenance Addendum (was: Christmas Wish List)


> At 12:05 AM 12/8/2005, Barry Hauser wrote:
> >As one of the gang of three, with supporting cast, let me cast some light
> >on the origins of the Y2K manual....I did the original OCR work.
>
>
> Barry,
> and others who contributed:  THANKS.
>
> (Some of) Barry's suggested changes/additions are:
>
>
> >  -- Incorporation of some of the more established mods/workarounds -- 
...
> >
> >-- Capacitor "hit list", updated for some of the silver micas that seem
to
> >be failing.
> >
> >-- More on PTO adjustment by make of PTO
> >
> >-- Troubleshooting -- lifted from TM-4000
>
> To this I would add:
>
>   -- Mechanical Filter topics (testing, repair, alternatives)
>
>   -- Signal generator topics (impedances, actual RF input levels,
matching)
> and other test bench topics
>
>   -- The gear train rebuild
>
>   -- The Noise Figure measurements/testing and tube selection
>
> Barry continues:
>
> >... is it necessary or that helpful to have everything imaginable between
> >a single set of (electronic) covers?  I dunno. ... Realistically, a lot
> >depends on Al's availability if and when some new volunteers contribute
> >material or pitch in to prep it for inclusion.
>
> I agree, and so I PROPOSE:
>
> That we assemble a Y2K-like addendum.  Call it:
>
>       The
> 21st Century
> R-390A/URR
> Maintenance Addendum
> And Miscellaneous Notes
>
> FURTHER, I volunteer to help put it together.  I'm a good writer, and the
> R-390 receivers are among my favorite topics.  I am somewhat known for my
> diatribes on fused line cord plugs and the making of widows, and the
> dangers of variacs.  The beating of dead horses in those areas seems to be
> fairly infrequent nowadays, so I could use a new topic.
>
> The thing could start as a web page that either assembles or links to
> work-in-progress type sub-pages. Once the material is written, edited, and
> gathers comments from folks who have used it, the transition to the PDF
> format would make sense.
>
> Roy
>
> - Roy Morgan, K1LKY since 1959 - Keep 'em Glowing!
> 7130 Panorama Drive, Derwood MD 20855
> Home: 301-330-8828 Cell 301-928-7794
> Work: Voice: 301-975-3254,  Fax: 301-948-6213
> roy.morgan at nist.gov --
>
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