[Lowfer] Mulicoupler (Splitters)

[Douglas D. Williams]

Great links, Tom. I had never before seen either one of them.
On Dec 22, 2012 8:07 AM, "Tom Clifton" <kc0vsj at yahoo.com> wrote:

> These are extremely easy to build yourself, and if you want more control
> over the usable frequency, change toroid core materiel.  Below are two
> links - one has a single toroid splitter, the other uses two toroids. The
> big difference is that the two toroid unit has 50 ohm on all three ports,
> while the single toroid has 25 ohm on the input and 50 ohm on the output.
>  The article on the two toroid unit explains more.
>
> http://www.dh1tw.de/3db-splitter
>
> http://www.dxing.info/equipment/rolling_your_own_bryant.dx
>
>
> Diz - our friendly neighborhood Toroid King
> http://www.kitsandparts.com/index.php  is now stocking the FT50-75(J)
>  This is a very good choice for broadband splitters, but there is no reason
> not to use the T50 parts for specific bands.   Magnet wire is cheap, and
> toroid cores are re-usable...   (On the two toroid design, it is easy to
> stick in a series resonant inductor in 'the middle' to shunt Broadcast band
> to ground if you want to play with it)
>
> Myself, a simple spliter behind an active antenna is the bees-knees....
>
> 73 - Tom in St. Louis
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