LF: Re: Re: 8.97kc - TV transformer info needed

["mal hamilton" <g3kevmal@talktalk.net>]

Mike
You need one of the older ones as I described earlier 3c5 material
I looked at a couple of more recent ones today and they are totally
different but I did measure an inductance of 500mh on one and 60mh on the
other.
They are quite large and work well on all LF/MF FREQS
De mal/g3kev

----- Original Message -----
From: "Mike.WE0H" <we0h@gmx.com>
To: <rsgb_lf_group@blacksheep.org>
Sent: Saturday, May 29, 2010 4:38 PM
Subject: LF: Re: 8.97kc - TV transformer info needed


> Hi Rik,
>
> Dang, that is a serious arc. All my flyback transformers have a case
> around them with epoxy potting compound. They are out of computer
> monitor boards. I will look for an old TV chassis here and see if that
> flyback looks like the one in your picture.
>
> Thanks much,
> Mike
> WE0H
>
>
> Rik Strobbe wrote:
> > Mike,
> >
> > it is the fly-back transformer in the HV PS or a TV set.
> > Have a look at http://members.iinet.net.au/~pterren/FlybackTV150W.jpg
and you will see what is meant.
> > Most likely you will have to rewind it.
> > It worked fine here as output transformer in my 136kHz/450W TX but got
too hot in my 502kHz/300W TX.
> >
> > 73, Rik  ON7YD - OR7T
>