Hi Guy,
Many Thanks for you info. I plan to build the transformer.
I am wondering how you housed the unit??
Thanks in advance for your input...
73,
Ted K2QMF
On Thu, 8 Dec 2011 22:46:47 -0500 Guy Olinger K2AV
<olinger@bellsouth.net> writes:
> Just a word on ferrite beads, and other kinds of baluns. Trust us,
> if it
> could be done wrong, we blew it, if it could burn, we burned it, if
> it
> could be cracked, we shattered it, if it couldn't stand up to 1.5
> kw, we
> smoked it. We tried every possible short cut and cheep trick
> imaginable.
> Anything except winding a special transformer that we couldn't buy
> ready-made off a shelf somewhere. We got where we got because
> ultimately
> only a rugged isolation transformer would get it done.
>
> We are NOT opposed to your verifying our experience in that regard,
> by
> starting with beads and working your way up. Get in a supply of
> tranquilizers before you start. Only do one better than we did,
> take
> pictures/video of the carnage for the entertainment of the masses.
>
> The specific construction of the transformer stands up to
> brick-on-key 1.5
> kw and runs cold. There is a reason for the low mu powdered iron
> choice.
>
> 73, Guy.
>
> On Thu, Dec 8, 2011 at 10:27 PM, Mike Waters <mikewate@gmail.com>
> wrote:
>
> > On Thu, Dec 8, 2011 at 7:21 PM, W0UCE <w0uce@nc.rr.com> wrote:
> >
> > > * The ONLY means of achieving the required degree of
> Isolation is
> > to
> > > use the Isolation Transformer as specified by K2AV
> > >
> >
> > I was thinking of sliding a whole bunch of ferrite beads over the
> coax
> > feedline right at the end. But I'll take your word for it.
> >
> > This is all very interesting. I'd sure like to try Guy's invention
> myself.
> >
> > 73, Mike
> > www.w0btu.com
> > _______________________________________________
> > UR RST IS ... ... ..9 QSB QSB - hw? BK
> >
> _______________________________________________
> UR RST IS ... ... ..9 QSB QSB - hw? BK
>
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