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Re: Topband: Bias Tee question

To: "Dave Kirk" <w6mqi@yahoo.com>, <topband@contesting.com>
Subject: Re: Topband: Bias Tee question
From: "John G3PQA" <g3pqa@onetel.com>
Reply-to: John G3PQA <g3pqa@onetel.com>
Date: Mon, 9 Jan 2012 11:53:00 -0000
List-post: <topband@contesting.com">mailto:topband@contesting.com>
> So far this project has been lots of fun I used W7IUV preamp design with 
> my own pc boards they work great best amps I've used before I just need to 
> finish the rest of the package and see how the whole system works.
> 73 Dave
>> I’m designing a multi element receive array which
>> incorporates the usual 0 deg hybrid
>> combiner, 180 deg phase inverter, and 2:1 transformer.
> I've got chokes and caps every where in my design

0.01 uF has approx 10 ohms reactance on lower end of 160m.. OK with single 
xfmr but may cause a little more loss or imbalance if used in all ports of 
hybrid and matching xfmr. 0.047uF might be better .
73
John 

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