Alexander,

Not trying to be a smart A$$,
but why would you put a preamp in line and then an attenuator?
Kind of defeats the purpose of the preamp.
What make of preamp are you using and how much gain does it have? Might 
want to try one with a lot less gain,
I think I saw a couple postings stating that they could be had for 15 - 
25 dollars.
Sounds like your repeater was working great without the preamp.
Also are your duplexers BpBr ?

Don KI0EO






Alexander Tubonjic wrote:

>   Hey Guys,
> Well  few of us played with the repeater today. We took the preamp
>out of line and then did the "desense test". We shut the transmitter
>of, opened the squelch and listened to a weak station on input of the
>repeater, when the transmitter was enabled I was the only one to
>notice any desense. It was a very minute amount. I think I am going to
>try the preamp route with an attenuator in line. 
>   Just thinking, what if we ran the setup like this: repeater, then
>band pass filter on the rx side, then preamp, then duplexer. Would
>that help alleviate some of the desense from the preamp?
>  Thanks for the help.
>                                          Alexander KG4OGN
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>Yahoo! Groups Links
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