[R-390] Ballast Tube Thread

[Barry Hauser]

No problem -- when calculating the proper resistance, current, etc. you have
to use one of those HP calculators that featured "reverse Polish notation".
Courtesy of the "You Can't Get There from Here Dept."

Do they still make those calculators?

Barry


----- Original Message ----- 
From: "Bob Camp" <ham at cq.nu>
To: <rbethman at comcast.net>
Cc: <r-390 at mailman.qth.net>
Sent: Monday, July 05, 2004 10:21 AM
Subject: Re: [R-390] Ballast Tube Thread


> Hi
>
> Unfortunately Kielbasa is designed for 50 Hz operation. It is not
> easily adapted to 60 Hz line voltage.
>
> Take Care!
>
> Bob Camp
> KB8TQ
>
>
> On Jul 4, 2004, at 1:36 PM, Rbethman wrote:
>
> > Perhaps we should run an experiment and see if Kielbasa would make a
> > viable substitute for the 3TF7!?!
> >
> > Bob
> >
> > Llgpt at aol.com wrote:
> >
> >> It is quite obvious each one was individually made...............some
> >> look as though a 6th grader built them as a science project, sagging
> >> plates crooked filaments etc.
> >>
> >> Some of the uglier ones actually last many, many years. But with
> >> prices escalating like they are now, I'll never buy another one, beer
> >> is higher on my priority list, and along with some of that Kielbasa,
> >> that is a great combination anytime of the year!
> >>
> >> Happy 4th everyone!
> >>
> >> Les
> >>
> >>
> >> In a message dated 7/4/2004 10:58:07 AM Central Daylight Time,
> >> rbethman at comcast.net writes:
> >> How about we start the idea that the 3TF7 was actually used as
> >> BALLAST.  Each indivually selected to ensure the correct weight for
> >> the R-390/R-390As!
> >>
> >> Bob N0DGN
> >>
> >
> > -- 
> > <                      Bob Bethman - N0DGN
> > +-------------------------------+----------------------------------+
> > | N0DGN AMRadio Manassas, VA    |    REAL Tube Radio and AM        |
> > +-------------------------------+----------------------------------+
> > |       Manassas Radio - Home of Homemade Kielbasa & Pirogi        |
> > +-------------------------------+----------------------------------+
> > | Bob Bethman                \\\|///     " The absence of a danger |
> > | rbethman(at)comcast.net   \\ ~ ~ //      signal does *NOT* mean  |
> > |                           (/ @ @ /)      that everything is OK " |
> > +-------------------------oOOo-(_)-oOOo----------------------------+
> > |               <http://home.comcast.net/~rbethman>                |
> > | 1 BC-610I w/BC-614I,1 T-213/GRC-26 w/BC614I 1 '51 Collins R-390A |
> > | 1 '67 EAC R-390A, Heathkit DX-60, Apache, Mohawk, SX-101, HT-32A |
> > +------------------------------------------------------------------+
> > |           Amateur Astronomer - Celestron Nexstar 8               |
> > |             12" f5 Dob coming soon!  Being built                 |
> > |                  Meade ETX-60 (Got it back!)                     |
> > |               38 Deg 46.8' N - 77 Deg 28.5' W                    |
> > +------------------------------------------------------------------+
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> > |         coincide with or represent those of ANYONE else          |
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