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Re: Mode JA filter



Hi Hans,

A simple and inexpensive way to prevent overload at 432 MHz
is to use a duplexer, such as the Comet CF-416W, in front
of your preamp. Leave the 144 MHz lead unconnected.
I have used this model with an SB-7000 preamp and it
works great.

Best 73,
Tony AA2TX

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At 10:30 PM 9/14/2003 +0200, Hans Hopstaken wrote:

>Hallo sat. friends,
>
>Although I did some Google searches, I did not find a real practical help.
>Who can help me with a simple -though effective- filter circuit perhaps with
>some practical hints.
>The trouble occurs when trying to work through FO-29; on the 70 cms downlink
>I listen with a Kenwood TM-455E trx.
>Tks in advance.
>
>Hans, pa0hop
>
>
>
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