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[Amps] Hf Combiners and SPlitters

To: Amps@contesting.com
Subject: [Amps] Hf Combiners and SPlitters
From: "Rolling Thunder" <rln_thndr@hotmail.com>
Date: Wed, 17 Nov 2004 00:57:46 +0000
List-post: <mailto:amps@contesting.com>
I am trying to find formulas for a Hybrid style combiner that seems to be a 4 port Tee style splitter/combiner.

It would resemble most formulas I have found for a LC Wilkinson style combiner except that the only formulas I have seen employ Pi-networks.

The splitter uses 2-1"X1" mix 43 broadband transformers and the combiner consist of 2-1-1/4"braodband transformer.

It is similar in design to that of Helge Granberb's design but instead of using a 4:1 step-up and down transformer you are using a Tee network to simulate 100 ohms. I figure the calculations for the inductor should be the same as in the Pi network but cant find anything online to confirm this and have not seen any formulas for the capacitance for a tee network.

Any help will be appriciated.


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